{"pageNumber":"2332","pageRowStart":"58275","pageSize":"25","recordCount":184617,"records":[{"id":70031223,"text":"70031223 - 2007 - Uptake, elimination, and relative distribution of perchlorate in various tissues of channel catfish","interactions":[],"lastModifiedDate":"2012-03-12T17:21:01","indexId":"70031223","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1565,"text":"Environmental Science & Technology","onlineIssn":"1520-5851","printIssn":"0013-936X","active":true,"publicationSubtype":{"id":10}},"title":"Uptake, elimination, and relative distribution of perchlorate in various tissues of channel catfish","docAbstract":"This study was undertaken to determine the kinetics of uptake and elimination of perchlorate in channel catfish, Ictalurus punctatus. Perchlorate - an oxidizer used in solid fuel rockets, fireworks, and illuminating munitions - has been shown to effect thyroid function, causing hormone disruption and potential perturbations of metabolic activities. For the uptake study, catfish were exposed to 100 mg/L sodium perchlorate for 12 h to 5 d in the laboratory. Perchlorate in tissues was analyzed using ion chromatography. The highest perchlorate concentrations were found in the head and fillet, indicating that these tissues are the most important tissues to analyze when determining perchlorate uptake into large fish. To calculate uptake and elimination rate constants for fillet, gills, G-I tract, liver, and head, fish were exposed to 100 ppm sodium perchlorate for 5 days, and allowed to depurate in clean water for up to 20 days. The animals rapidly eliminated the perchlorate accumulated showing the highest elimination in fillet (Ke = 1.67 day -1) and lowest elimination in liver (Ke = 0.79 day -1). ?? 2007 American Chemical Society.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Environmental Science and Technology","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1021/es071365n","issn":"0013936X","usgsCitation":"Park, J.W., Bradford, C., Rinchard, J., Liu, F., Wages, M., Waters, A., Kendall, R., Anderson, T., and Theodorakis, C., 2007, Uptake, elimination, and relative distribution of perchlorate in various tissues of channel catfish: Environmental Science & Technology, v. 41, no. 21, p. 7581-7586, https://doi.org/10.1021/es071365n.","startPage":"7581","endPage":"7586","numberOfPages":"6","costCenters":[],"links":[{"id":211710,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1021/es071365n"},{"id":239052,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"41","issue":"21","noUsgsAuthors":false,"publicationDate":"2007-09-22","publicationStatus":"PW","scienceBaseUri":"505bbd7be4b08c986b329052","contributors":{"authors":[{"text":"Park, J. W.","contributorId":22084,"corporation":false,"usgs":true,"family":"Park","given":"J.","email":"","middleInitial":"W.","affiliations":[],"preferred":false,"id":430589,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Bradford, C.M.","contributorId":41217,"corporation":false,"usgs":true,"family":"Bradford","given":"C.M.","email":"","affiliations":[],"preferred":false,"id":430591,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Rinchard, J.","contributorId":79290,"corporation":false,"usgs":true,"family":"Rinchard","given":"J.","email":"","affiliations":[],"preferred":false,"id":430595,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Liu, F.","contributorId":14150,"corporation":false,"usgs":true,"family":"Liu","given":"F.","email":"","affiliations":[],"preferred":false,"id":430588,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Wages, M.","contributorId":43977,"corporation":false,"usgs":true,"family":"Wages","given":"M.","email":"","affiliations":[],"preferred":false,"id":430592,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Waters, A.","contributorId":105527,"corporation":false,"usgs":true,"family":"Waters","given":"A.","affiliations":[],"preferred":false,"id":430596,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Kendall, R.J.","contributorId":38768,"corporation":false,"usgs":true,"family":"Kendall","given":"R.J.","email":"","affiliations":[],"preferred":false,"id":430590,"contributorType":{"id":1,"text":"Authors"},"rank":7},{"text":"Anderson, T.A.","contributorId":77344,"corporation":false,"usgs":true,"family":"Anderson","given":"T.A.","email":"","affiliations":[],"preferred":false,"id":430594,"contributorType":{"id":1,"text":"Authors"},"rank":8},{"text":"Theodorakis, C.W.","contributorId":71366,"corporation":false,"usgs":true,"family":"Theodorakis","given":"C.W.","affiliations":[],"preferred":false,"id":430593,"contributorType":{"id":1,"text":"Authors"},"rank":9}]}}
,{"id":80581,"text":"ofr20071239 - 2007 - Visitor and community survey results for Prime Hook National Wildlife Refuge: Completion report","interactions":[],"lastModifiedDate":"2016-04-20T17:42:30","indexId":"ofr20071239","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":18,"text":"Report"},"publicationSubtype":{"id":5,"text":"USGS Numbered Series"},"seriesTitle":{"id":330,"text":"Open-File Report","code":"OFR","onlineIssn":"2331-1258","printIssn":"0196-1497","active":true,"publicationSubtype":{"id":5}},"seriesNumber":"2007-1239","title":"Visitor and community survey results for Prime Hook National Wildlife Refuge: Completion report","docAbstract":"<p>This study was commissioned by the Northeast Region of the U.S. Fish and Wildlife Service (USFWS) in support of the Comprehensive Conservation Planning at Prime Hook National Wildlife Refuge (Prime Hook NWR or Refuge). The National Wildlife Refuge Improvement Act of 1997 (Public Law 105-57, USC668dd) mandates a Comprehensive Conservation Plan (CCP) for every refuge in the system. A refuge CCP outlines goals, objectives, and management strategies for all refuge programs over the next 15 years, while providing opportunities for compatible, wildlifedependent public uses. The plan evaluates refuge wildlife, habitat, land protection, and visitor service priorities during the planning process.</p>\n<p>The National Environmental Policy Act (NEPA; Public Law 91-190:852-859.42, U.S.C. and as Amended (P.L. 94-52 and P.L. 94-83) 42 U.S.C. 4321-4347) mandates that the CCP for each refuge must contain an analysis of social and economic conditions (the affected environment) and evaluate social and economic results from likely management scenarios. In addition, public review and comment on alternatives for future management is required. To that end, this research was conducted by the Policy Analysis and Science Assistance Branch (PASA) of the U.S. Geological Survey/Fort Collins Science Center in order to determine how current and proposed CCP planning strategies for Prime Hook NWR could affect:</p>\n<ul>\n<li>Visitor use</li>\n<li>Visitor experiences</li>\n<li>Visitor spending</li>\n<li>Community residents&rsquo; perceptions and opinions</li>\n</ul>\n<p>Data for this study were collected using a survey administered to visitors to Prime Hook NWR and individuals living in the communities surrounding the Refuge. Surveys were randomly distributed to both consumptive and nonconsumptive use visitors over a one year period (September 2004 to September 2005) to account for seasonal variation in Refuge use. Three hundred thirty-two visitor surveys were returned for a response rate of 80 percent with a confidence interval of &plusmn; 5.4. Surveys were also distributed to a stratified random sample of community members in adjacent and surrounding areas (Slaughter Beach, Broadkill Beach, Prime Hook Beach, Milton, Lewes, Milford, and surrounding communities). Four hundred ninety-one surveys from the overall community sample were returned for a response rate of 39 percent with a &plusmn; 4.4 confidence interval. Community member results were weighted by U.S. Census Bureau data to correct for age and gender bias, and for community proportionality.</p>","language":"English","publisher":"U.S. Geological Survey","publisherLocation":"Reston, VA","doi":"10.3133/ofr20071239","usgsCitation":"Sexton, N.R., Stewart, S., Koontz, L., Ponds, P., and Walters, K.D., 2007, Visitor and community survey results for Prime Hook National Wildlife Refuge: Completion report: U.S. Geological Survey Open-File Report 2007-1239, Report: xii, 63 p.; Appendices A-F, https://doi.org/10.3133/ofr20071239.","productDescription":"Report: xii, 63 p.; Appendices A-F","numberOfPages":"235","onlineOnly":"N","additionalOnlineFiles":"N","costCenters":[{"id":291,"text":"Fort Collins Science Center","active":true,"usgs":true}],"links":[{"id":191509,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/ofr20071239.PNG"},{"id":320215,"rank":2,"type":{"id":11,"text":"Document"},"url":"https://pubs.usgs.gov/of/2007/1239/report.pdf","linkFileType":{"id":1,"text":"pdf"}}],"country":"United States","state":"Delaware","otherGeospatial":"Prime Hook National Wildlife Refuge","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"4f4e4a0ee4b07f02db5fdb95","contributors":{"authors":[{"text":"Sexton, Natalie R.","contributorId":82750,"corporation":false,"usgs":true,"family":"Sexton","given":"Natalie","email":"","middleInitial":"R.","affiliations":[],"preferred":false,"id":293013,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Stewart, Susan C.","contributorId":48257,"corporation":false,"usgs":true,"family":"Stewart","given":"Susan C.","affiliations":[],"preferred":false,"id":293011,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Koontz, Lynne koontzl@usgs.gov","contributorId":2174,"corporation":false,"usgs":false,"family":"Koontz","given":"Lynne","email":"koontzl@usgs.gov","affiliations":[{"id":7016,"text":"Environmental Quality Division, National Park Service, Fort Collins, Colorado","active":true,"usgs":false}],"preferred":false,"id":293010,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Ponds, Phadrea","contributorId":88788,"corporation":false,"usgs":true,"family":"Ponds","given":"Phadrea","affiliations":[],"preferred":false,"id":293014,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Walters, Katherine D.","contributorId":73288,"corporation":false,"usgs":true,"family":"Walters","given":"Katherine","email":"","middleInitial":"D.","affiliations":[],"preferred":false,"id":293012,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70031605,"text":"70031605 - 2007 - Generation and propagation of nonlinear internal waves in Massachusetts Bay","interactions":[],"lastModifiedDate":"2017-08-31T10:55:54","indexId":"70031605","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2315,"text":"Journal of Geophysical Research C: Oceans","active":true,"publicationSubtype":{"id":10}},"title":"Generation and propagation of nonlinear internal waves in Massachusetts Bay","docAbstract":"During the summer, nonlinear internal waves (NLIWs) are commonly observed propagating in Massachusetts Bay. The topography of the area is unique in the sense that the generation area (over Stellwagen Bank) is only 25 km away from the shoaling area, and thus it represents an excellent natural laboratory to study the life cycle of NLIWs. To assist in the interpretation of the data collected during the 1998 Massachusetts Bay Internal Wave Experiment (MBIWE98), a fully nonlinear and nonhydrostatic model covering the generation/shoaling region was developed, to investigate the response of the system to the range of background and driving conditions observed. Simplified models were also used to elucidate the role of nonlinearity and dispersion in shaping the NLIW field. This paper concentrates on the generation process and the subsequent evolution in the basin. The model was found to reproduce well the range of propagation characteristics observed (arrival time, propagation speed, amplitude), and provided a coherent framework to interpret the observations. Comparison with a fully nonlinear hydrostatic model shows that during the generation and initial evolution of the waves as they move away from Stellwagen Bank, dispersive effects play a negligible role. Thus the problem can be well understood considering the geometry of the characteristics along which the Riemann invariants of the hydrostatic problem propagate. Dispersion plays a role only during the evolution of the undular bore in the middle of Stellwagen Basin. The consequences for modeling NLIWs within hydrostatic models are briefly discussed at the end.","language":"English","publisher":"Wiley","doi":"10.1029/2007JC004313","issn":"01480227","usgsCitation":"Scotti, A., Beardsley, R., and Butman, B., 2007, Generation and propagation of nonlinear internal waves in Massachusetts Bay: Journal of Geophysical Research C: Oceans, v. 112, no. C10, 19 p., https://doi.org/10.1029/2007JC004313.","productDescription":"19 p.","costCenters":[{"id":186,"text":"Coastal and Marine Geology Program","active":true,"usgs":true},{"id":678,"text":"Woods Hole Coastal and Marine Science Center","active":true,"usgs":true}],"links":[{"id":477231,"rank":1,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1029/2007jc004313","text":"Publisher Index Page"},{"id":239668,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Massachusetts","otherGeospatial":"Massachusetts Bay","geographicExtents":"{ \"type\": \"FeatureCollection\", \"features\": [ { \"type\": \"Feature\", \"properties\": {}, \"geometry\": { \"type\": \"Polygon\", \"coordinates\": [ [ [ -71.0,42.0 ], [ -71.0,42.75 ], [ -70.25,42.75 ], [ -70.25,42.0 ], [ -71.0,42.0 ] ] ] } } ] }","volume":"112","issue":"C10","noUsgsAuthors":false,"publicationDate":"2007-10-02","publicationStatus":"PW","scienceBaseUri":"505a154fe4b0c8380cd54d51","contributors":{"authors":[{"text":"Scotti, A.","contributorId":67270,"corporation":false,"usgs":true,"family":"Scotti","given":"A.","email":"","affiliations":[],"preferred":false,"id":432302,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Beardsley, R.C.","contributorId":106508,"corporation":false,"usgs":true,"family":"Beardsley","given":"R.C.","affiliations":[],"preferred":false,"id":432304,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Butman, B.","contributorId":85580,"corporation":false,"usgs":true,"family":"Butman","given":"B.","email":"","affiliations":[],"preferred":false,"id":432303,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031606,"text":"70031606 - 2007 - History of the shortjaw cisco (Coregonus zenithicus) in Lake Superior, 1895-2003","interactions":[],"lastModifiedDate":"2023-04-04T14:18:07.594239","indexId":"70031606","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":5,"text":"Book chapter"},"publicationSubtype":{"id":24,"text":"Book Chapter"},"displayTitle":"History of the shortjaw cisco (<i>Coregonus zenithicus</i>) in Lake Superior, 1895-2003","title":"History of the shortjaw cisco (Coregonus zenithicus) in Lake Superior, 1895-2003","docAbstract":"<p>No abstract available.</p>","largerWorkType":{"id":4,"text":"Book"},"largerWorkTitle":"Biology and Management of Coregonid Fishes","largerWorkSubtype":{"id":15,"text":"Monograph"},"language":"English","publisher":"E. Schweizerbart'sche Verlagsbuchhandlung","usgsCitation":"Gorman, O.T., and Todd, T.N., 2007, History of the shortjaw cisco (Coregonus zenithicus) in Lake Superior, 1895-2003, chap. <i>of</i> Biology and Management of Coregonid Fishes, p. 433-458.","productDescription":"16 p.","startPage":"433","endPage":"458","onlineOnly":"N","additionalOnlineFiles":"N","costCenters":[{"id":324,"text":"Great Lakes Science Center","active":true,"usgs":true}],"links":[{"id":239702,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"Canada, United States","otherGeospatial":"Lake Superior","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -84.320068359375,\n              46.50973514453876\n            ],\n            [\n          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M.","id":536662,"contributorType":{"id":2,"text":"Editors"},"rank":1}],"authors":[{"text":"Gorman, O. T.","contributorId":104605,"corporation":false,"usgs":true,"family":"Gorman","given":"O.","email":"","middleInitial":"T.","affiliations":[],"preferred":false,"id":432306,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Todd, T. N.","contributorId":13931,"corporation":false,"usgs":true,"family":"Todd","given":"T.","email":"","middleInitial":"N.","affiliations":[{"id":324,"text":"Great Lakes Science Center","active":true,"usgs":true}],"preferred":false,"id":432305,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70031221,"text":"70031221 - 2007 - Selected plant microfossil records of the terminal Cretaceous event in terrestrial rocks, western North America","interactions":[],"lastModifiedDate":"2012-03-12T17:21:02","indexId":"70031221","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2996,"text":"Palaeogeography, Palaeoclimatology, Palaeoecology","printIssn":"0031-0182","active":true,"publicationSubtype":{"id":10}},"title":"Selected plant microfossil records of the terminal Cretaceous event in terrestrial rocks, western North America","docAbstract":"Terrestrial or nonmarine rocks of western North America preserve a record of major disruption and permanent alteration of plant communities precisely at the K-T boundary - in the same rocks that preserve geochemical and mineralogical evidence of the terminal Cretaceous impact event. Plant microfossil records from many localities show abrupt disappearance of pollen species (= plant extinctions) closely associated with impact ejecta deposits containing iridium and shocked quartz. Localities discussed in detail in this review are Starkville South, Clear Creek North, Old Raton Pass, and Sugarite in the Raton Basin of Colorado and New Mexico; West Bijou in the Denver Basin, Colorado; Sussex in the Powder River Basin, Wyoming; and Pyramid Butte and Mud Buttes in the Williston Basin, North Dakota. ?? 2007 Elsevier B.V. All rights reserved.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Palaeogeography, Palaeoclimatology, Palaeoecology","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1016/j.palaeo.2007.02.038","issn":"00310182","usgsCitation":"Nichols, D.J., 2007, Selected plant microfossil records of the terminal Cretaceous event in terrestrial rocks, western North America: Palaeogeography, Palaeoclimatology, Palaeoecology, v. 255, no. 1-2, p. 22-34, https://doi.org/10.1016/j.palaeo.2007.02.038.","startPage":"22","endPage":"34","numberOfPages":"13","costCenters":[],"links":[{"id":211682,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1016/j.palaeo.2007.02.038"},{"id":239020,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"255","issue":"1-2","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505b8c87e4b08c986b317f69","contributors":{"authors":[{"text":"Nichols, D. J.","contributorId":55466,"corporation":false,"usgs":true,"family":"Nichols","given":"D.","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":430581,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":70031220,"text":"70031220 - 2007 - Dynamics of cover, UV-protective pigments, and quantum yield in biological soil crust communities of an undisturbed Mojave Desert shrubland","interactions":[],"lastModifiedDate":"2018-03-01T10:00:56","indexId":"70031220","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1665,"text":"Flora","onlineIssn":"1618-0585","printIssn":"0367-2530","active":true,"publicationSubtype":{"id":10}},"title":"Dynamics of cover, UV-protective pigments, and quantum yield in biological soil crust communities of an undisturbed Mojave Desert shrubland","docAbstract":"<p>Biological soil crusts are an integral part of dryland ecosystems. We monitored the cover of lichens and mosses, cyanobacterial biomass, concentrations of UV-protective pigments in both free-living and lichenized cyanobacteria, and quantum yield in the soil lichen species <i>Collema</i> in an undisturbed Mojave Desert shrubland. During our sampling time, the site received historically high and low levels of precipitation, whereas temperatures were close to normal. Lichen cover, dominated by <i>Collema tenax</i> and <i>C. coccophorum</i>, and moss cover, dominated by <i>Syntrichia caninervis</i>, responded to both increases and decreases in precipitation. This finding for <i>Collema</i> spp. at a hot Mojave Desert site is in contrast to a similar study conducted at a cool desert site on the Colorado Plateau in SE Utah, USA, where <i>Collema</i> spp. cover dropped in response to elevated temperatures, but did not respond to changes in rainfall. The concentrations of UV-protective pigments in free-living cyanobacteria at the Mojave Desert site were also strongly and positively related to rainfall received between sampling times (<i>R</i><sup>2</sup> values ranged from 0.78 to 0.99). However, pigment levels in the lichenized cyanobacteria showed little correlation with rainfall. Quantum yield in <i>Collema</i> spp. was closely correlated with rainfall. Climate models in this region predict a 3.5–4.0&nbsp;°C rise in temperature and a 15–20% decline in winter precipitation by 2099. Based on our data, this rise in temperature is unlikely to have a strong effect on the dominant species of the soil crusts. However, the predicted drop in precipitation will likely lead to a decrease in soil lichen and moss cover, and high stress or mortality in soil cyanobacteria as levels of UV-protective pigments decline. In addition, surface-disturbing activities (e.g., recreation, military activities, fire) are rapidly increasing in the Mojave Desert, and these disturbances quickly remove soil lichens and mosses. These stresses combined are likely to lead to shifts in species composition and the local extirpation of some lichen or moss species. As these organisms are critical components of nutrient cycling, soil fertility, and soil stability, such changes are likely to reverberate throughout these ecosystems.</p>","language":"English","publisher":"Elsevier","doi":"10.1016/j.flora.2007.05.007","usgsCitation":"Belnap, J., Phillips, S.L., and Smith, S., 2007, Dynamics of cover, UV-protective pigments, and quantum yield in biological soil crust communities of an undisturbed Mojave Desert shrubland: Flora, v. 202, no. 8, p. 674-686, https://doi.org/10.1016/j.flora.2007.05.007.","productDescription":"13 p.","startPage":"674","endPage":"686","costCenters":[],"links":[{"id":239019,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","otherGeospatial":"Mojave Desert","volume":"202","issue":"8","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505a0432e4b0c8380cd50845","contributors":{"authors":[{"text":"Belnap, Jayne 0000-0001-7471-2279 jayne_belnap@usgs.gov","orcid":"https://orcid.org/0000-0001-7471-2279","contributorId":1332,"corporation":false,"usgs":true,"family":"Belnap","given":"Jayne","email":"jayne_belnap@usgs.gov","affiliations":[{"id":568,"text":"Southwest Biological Science Center","active":true,"usgs":true}],"preferred":true,"id":430578,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Phillips, Susan L. 0000-0002-5891-8485 sue_phillips@usgs.gov","orcid":"https://orcid.org/0000-0002-5891-8485","contributorId":717,"corporation":false,"usgs":true,"family":"Phillips","given":"Susan","email":"sue_phillips@usgs.gov","middleInitial":"L.","affiliations":[{"id":289,"text":"Forest and Rangeland Ecosys Science Center","active":true,"usgs":true}],"preferred":false,"id":430580,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Smith, Stanley D.","contributorId":83417,"corporation":false,"usgs":true,"family":"Smith","given":"Stanley D.","affiliations":[],"preferred":false,"id":430579,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031219,"text":"70031219 - 2007 - Measuring bed load discharge in rivers: Bedload-surrogate monitoring workshop Minneapolis, Minnesota, 11-14 April 2007","interactions":[],"lastModifiedDate":"2021-03-31T15:27:17.483622","indexId":"70031219","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1578,"text":"Eos, Transactions, American Geophysical Union","onlineIssn":"2324-9250","printIssn":"0096-394","active":true,"publicationSubtype":{"id":10}},"title":"Measuring bed load discharge in rivers: Bedload-surrogate monitoring workshop Minneapolis, Minnesota, 11-14 April 2007","docAbstract":"The International Bedload-Surrogate Monitoring Workshop (http://www.nced.umn.edu/BRIC_2007.html), organized by the Bedload Research International Cooperative (BRIC; www.bedloadresearch.org), was held to assess and abet progress in continuous, semiautomated, or fully automated (surrogate) technologies for monitoring bed load discharge in gravel-, sand-, and mixed gravel-sand-bedded rivers. Direct bed load measurements, particularly at medium and high flows, during which most bed load occurs, tend to be time-consuming, expensive, and potentially hazardous. Surrogate technologies developed largely over the past decade and used at a number of research sites around the world show considerable promise toward providing relatively dense, robust, and quantifiably reliable bed load data sets. However, information on the efficacy of selected technologies for use in monitoring programs is needed, as is identification of the ways and means for bringing the most promising and practical of the technologies to fruition.","language":"English","publisher":"Wiley","doi":"10.1029/2007EO450008","usgsCitation":"Gray, J.R., Laronne, J.B., and Marr, J.D., 2007, Measuring bed load discharge in rivers: Bedload-surrogate monitoring workshop Minneapolis, Minnesota, 11-14 April 2007: Eos, Transactions, American Geophysical Union, v. 88, no. 45, https://doi.org/10.1029/2007EO450008.","productDescription":"1 p.","startPage":"471","costCenters":[{"id":502,"text":"Office of Surface Water","active":true,"usgs":true}],"links":[{"id":238988,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"88","issue":"45","noUsgsAuthors":false,"publicationDate":"2007-12-03","publicationStatus":"PW","scienceBaseUri":"505a5344e4b0c8380cd6c971","contributors":{"authors":[{"text":"Gray, John R. 0000-0002-8817-3701 jrgray@usgs.gov","orcid":"https://orcid.org/0000-0002-8817-3701","contributorId":1158,"corporation":false,"usgs":true,"family":"Gray","given":"John","email":"jrgray@usgs.gov","middleInitial":"R.","affiliations":[{"id":5058,"text":"Office of the Chief Scientist for Water","active":true,"usgs":true}],"preferred":true,"id":430575,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Laronne, Jonathan B.","contributorId":91207,"corporation":false,"usgs":false,"family":"Laronne","given":"Jonathan","email":"","middleInitial":"B.","affiliations":[],"preferred":false,"id":430577,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Marr, Jeffrey D. G.","contributorId":80791,"corporation":false,"usgs":false,"family":"Marr","given":"Jeffrey","email":"","middleInitial":"D. G.","affiliations":[{"id":47665,"text":"St. Anthony Falls Laboratory, University of Minnesota, Minneapolis, MN, USA","active":true,"usgs":false}],"preferred":false,"id":430576,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70032903,"text":"70032903 - 2007 - Using molecular sexing to assess field-based sexing techniques in the Madagascar Fish-Eagle","interactions":[],"lastModifiedDate":"2012-03-12T17:21:36","indexId":"70032903","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2442,"text":"Journal of Raptor Research","active":true,"publicationSubtype":{"id":10}},"title":"Using molecular sexing to assess field-based sexing techniques in the Madagascar Fish-Eagle","docAbstract":"[No abstract available]","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Raptor Research","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.3356/0892-1016(2007)41[45:UMSTAF]2.0.CO;2","issn":"08921016","usgsCitation":"Tingay, R., Culver, M., and Watson, R., 2007, Using molecular sexing to assess field-based sexing techniques in the Madagascar Fish-Eagle: Journal of Raptor Research, v. 41, no. 1, p. 45-49, https://doi.org/10.3356/0892-1016(2007)41[45:UMSTAF]2.0.CO;2.","startPage":"45","endPage":"49","numberOfPages":"5","costCenters":[],"links":[{"id":213445,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.3356/0892-1016(2007)41[45:UMSTAF]2.0.CO;2"},{"id":241071,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"41","issue":"1","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505bc072e4b08c986b32a121","contributors":{"authors":[{"text":"Tingay, R.E.","contributorId":21765,"corporation":false,"usgs":true,"family":"Tingay","given":"R.E.","email":"","affiliations":[],"preferred":false,"id":438447,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Culver, M.","contributorId":92462,"corporation":false,"usgs":true,"family":"Culver","given":"M.","email":"","affiliations":[],"preferred":false,"id":438449,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Watson, R.T.","contributorId":44893,"corporation":false,"usgs":true,"family":"Watson","given":"R.T.","email":"","affiliations":[],"preferred":false,"id":438448,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031019,"text":"70031019 - 2007 - A three-dimensional geophysical model of the crust in the Barents Sea region: Model construction and basement characterization","interactions":[],"lastModifiedDate":"2023-08-02T11:19:43.038204","indexId":"70031019","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1803,"text":"Geophysical Journal International","active":true,"publicationSubtype":{"id":10}},"title":"A three-dimensional geophysical model of the crust in the Barents Sea region: Model construction and basement characterization","docAbstract":"<p class=\"chapter-para\">BARENTS50, a new 3-D geophysical model of the crust in the Barents Sea Region has been developed by the University of Oslo, NORSAR and the U.S. Geological Survey. The target region comprises northern Norway and Finland, parts of the Kola Peninsula and the East European lowlands. Novaya Zemlya, the Kara Sea and Franz-Josef Land terminate the region to the east, while the Norwegian-Greenland Sea marks the western boundary. In total, 680 1-D seismic velocity profiles were compiled, mostly by sampling 2-D seismic velocity transects, from seismic refraction profiles. Seismic reflection data in the western Barents Sea were further used for density modelling and subsequent density-to-velocity conversion. Velocities from these profiles were binned into two sedimentary and three crystalline crustal layers. The first step of the compilation comprised the layer-wise interpolation of the velocities and thicknesses. Within the different geological provinces of the study region, linear relationships between the thickness of the sedimentary rocks and the thickness of the remaining crystalline crust are observed. We therefore, used the separately compiled (area-wide) sediment thickness data to adjust the total crystalline crustal thickness according to the total sedimentary thickness where no constraints from 1-D velocity profiles existed. The BARENTS50 model is based on an equidistant hexagonal grid with a node spacing of 50 km. The<span>&nbsp;</span><i>P</i>-wave velocity model was used for gravity modelling to obtain 3-D density structure. A better fit to the observed gravity was achieved using a grid search algorithm which focussed on the density contrast of the sediment-basement interface. An improvement compared to older geophysical models is the high resolution of 50 km. Velocity transects through the 3-D model illustrate geological features of the European Arctic. The possible petrology of the crystalline basement in western and eastern Barents Sea is discussed on the basis of the observed seismic velocity structure. The BARENTS50 model is available at<span>&nbsp;</span><a class=\"link link-uri openInAnotherWindow\" rel=\"noopener\" href=\"http://www.norsar.no/seismology/barents3d/\" target=\"_blank\" data-google-interstitial=\"false\" data-mce-href=\"http://www.norsar.no/seismology/barents3d/\">http://www.norsar.no/seismology/barents3d/</a>.</p>","language":"English","publisher":"Oxford Academic","doi":"10.1111/j.1365-246X.2007.03337.x","issn":"0956540X","usgsCitation":"Ritzmann, O., Maercklin, N., Inge, F.J., Bungum, H., Mooney, W.D., and Detweiler, S.T., 2007, A three-dimensional geophysical model of the crust in the Barents Sea region: Model construction and basement characterization: Geophysical Journal International, v. 170, no. 1, p. 417-435, https://doi.org/10.1111/j.1365-246X.2007.03337.x.","productDescription":"19 p.","startPage":"417","endPage":"435","numberOfPages":"19","costCenters":[{"id":237,"text":"Earthquake Science Center","active":true,"usgs":true}],"links":[{"id":477049,"rank":2,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1111/j.1365-246x.2007.03337.x","text":"Publisher Index Page"},{"id":239005,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"coordinates\": [\n          [\n            [\n              12.872382692554282,\n              78.71895422341294\n            ],\n            [\n              12.872382692554282,\n              67.30598227239312\n            ],\n            [\n              61.32497045420811,\n              67.30598227239312\n            ],\n            [\n              61.32497045420811,\n              78.71895422341294\n            ],\n            [\n              12.872382692554282,\n              78.71895422341294\n            ]\n          ]\n        ],\n        \"type\": \"Polygon\"\n      }\n    }\n  ]\n}","volume":"170","issue":"1","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5059e5fde4b0c8380cd470a6","contributors":{"authors":[{"text":"Ritzmann, O.","contributorId":48386,"corporation":false,"usgs":true,"family":"Ritzmann","given":"O.","email":"","affiliations":[],"preferred":false,"id":429657,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Maercklin, N.","contributorId":81302,"corporation":false,"usgs":true,"family":"Maercklin","given":"N.","email":"","affiliations":[],"preferred":false,"id":429661,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Inge, Faleide J.","contributorId":58839,"corporation":false,"usgs":true,"family":"Inge","given":"Faleide","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":429659,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Bungum, H.","contributorId":94095,"corporation":false,"usgs":true,"family":"Bungum","given":"H.","email":"","affiliations":[],"preferred":false,"id":429662,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Mooney, Walter D. 0000-0002-5310-3631 mooney@usgs.gov","orcid":"https://orcid.org/0000-0002-5310-3631","contributorId":3194,"corporation":false,"usgs":true,"family":"Mooney","given":"Walter","email":"mooney@usgs.gov","middleInitial":"D.","affiliations":[{"id":237,"text":"Earthquake Science Center","active":true,"usgs":true}],"preferred":true,"id":429660,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Detweiler, Shane T. 0000-0001-5699-011X shane@usgs.gov","orcid":"https://orcid.org/0000-0001-5699-011X","contributorId":680,"corporation":false,"usgs":true,"family":"Detweiler","given":"Shane","email":"shane@usgs.gov","middleInitial":"T.","affiliations":[{"id":237,"text":"Earthquake Science Center","active":true,"usgs":true}],"preferred":true,"id":429658,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":70031018,"text":"70031018 - 2007 - Estimating the bankfull velocity and discharge for rivers using remotely sensed river morphology information","interactions":[],"lastModifiedDate":"2012-03-12T17:21:05","indexId":"70031018","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2342,"text":"Journal of Hydrology","active":true,"publicationSubtype":{"id":10}},"title":"Estimating the bankfull velocity and discharge for rivers using remotely sensed river morphology information","docAbstract":"A method to estimate the bankfull velocity and discharge in rivers that uses the morphological variables of the river channel, including bankfull width, channel slope, and meander length was developed and tested. Because these variables can be measured remotely from topographic and river alignment information derived from aerial photos and satellite imagery, it is possible that the bankfull state of flow can be estimated for rivers entirely from remotely-sensed information. Defining the bankfull hydraulics of rivers would also provide a reference condition for remote tracking of dynamic variables including width, stage, and slope, and for quantifying relative change in flow conditions of rivers over large regions. This could provide a more efficient method to inventory and quantify river hydraulic attributes and dynamics.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Hydrology","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1016/j.jhydrol.2007.04.011","issn":"00221694","usgsCitation":"Bjerklie, D., 2007, Estimating the bankfull velocity and discharge for rivers using remotely sensed river morphology information: Journal of Hydrology, v. 341, no. 3-4, p. 144-155, https://doi.org/10.1016/j.jhydrol.2007.04.011.","startPage":"144","endPage":"155","numberOfPages":"12","costCenters":[],"links":[{"id":211644,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1016/j.jhydrol.2007.04.011"},{"id":238971,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"341","issue":"3-4","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505a0b57e4b0c8380cd526a3","contributors":{"authors":[{"text":"Bjerklie, D.M.","contributorId":68923,"corporation":false,"usgs":true,"family":"Bjerklie","given":"D.M.","affiliations":[],"preferred":false,"id":429656,"contributorType":{"id":1,"text":"Authors"},"rank":1}]}}
,{"id":70031016,"text":"70031016 - 2007 - Identifying sources of nitrogen to Hanalei Bay, Kauai, utilizing the nitrogen isotope signature of macroalgae","interactions":[],"lastModifiedDate":"2023-07-31T12:20:02.840178","indexId":"70031016","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1565,"text":"Environmental Science & Technology","onlineIssn":"1520-5851","printIssn":"0013-936X","active":true,"publicationSubtype":{"id":10}},"title":"Identifying sources of nitrogen to Hanalei Bay, Kauai, utilizing the nitrogen isotope signature of macroalgae","docAbstract":"<div class=\"article_abstract\"><div class=\"container container_scaled-down\"><div class=\"row\"><div class=\"col-xs-12\"><div id=\"abstractBox\" class=\"article_abstract-content hlFld-Abstract\"><p class=\"articleBody_abstractText\">Sewage effluent, storm runoff, discharge from polluted rivers, and inputs of groundwater have all been suggested as potential sources of land derived nutrients into Hanalei Bay, Kauai. We determined the nitrogen isotopic signatures (δ<sup>15</sup>N) of different nitrate sources to Hanalei Bay along with the isotopic signature recorded by 11 species of macroalgal collected in the Bay. The macroalgae integrate the isotopic signatures of the nitrate sources over time, thus these data along with the nitrate to dissolved inorganic phosphate molar ratios (N:P) of the macroalgae were used to determine the major nitrate source to the bay ecosystem and which of the macro-nutrients is limiting algae growth, respectively. Relatively low δ<sup>15</sup>N values (average −0.5‰) were observed in all algae collected throughout the Bay; implicating fertilizer, rather than domestic sewage, as an important external source of nitrogen to the coastal water around Hanalei. The N:P ratio in the algae compared to the ratio in the Bay waters imply that the Hanalei Bay coastal ecosystem is nitrogen limited and thus, increased nitrogen input may potentially impact this coastal ecosystem and specifically the coral reefs in the Bay. Identifying the major source of nutrient loading to the Bay is important for risk assessment and potential remediation plans.</p></div></div></div></div></div>","language":"English","publisher":"American Chemical Society","doi":"10.1021/es0700449","issn":"0013936X","usgsCitation":"Derse, E., Knee, K., Wankel, S.D., Kendall, C., Berg, C.J., and Paytan, A., 2007, Identifying sources of nitrogen to Hanalei Bay, Kauai, utilizing the nitrogen isotope signature of macroalgae: Environmental Science & Technology, v. 41, no. 15, p. 5217-5223, https://doi.org/10.1021/es0700449.","productDescription":"7 p.","startPage":"5217","endPage":"5223","costCenters":[{"id":589,"text":"Toxic Substances Hydrology Program","active":true,"usgs":true}],"links":[{"id":238939,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"United States","state":"Hawaii","otherGeospatial":"Kauai Island, Hanalei Bay","geographicExtents":"{\n  \"type\": \"FeatureCollection\",\n  \"features\": [\n    {\n      \"type\": \"Feature\",\n      \"properties\": {},\n      \"geometry\": {\n        \"type\": \"Polygon\",\n        \"coordinates\": [\n          [\n            [\n              -159.53350067138672,\n              22.19916683397288\n            ],\n            [\n              -159.48526382446286,\n              22.19916683397288\n            ],\n            [\n              -159.48526382446286,\n              22.234446448737298\n            ],\n            [\n              -159.53350067138672,\n              22.234446448737298\n            ],\n            [\n              -159.53350067138672,\n              22.19916683397288\n            ]\n          ]\n        ]\n      }\n    }\n  ]\n}","volume":"41","issue":"15","noUsgsAuthors":false,"publicationDate":"2007-06-19","publicationStatus":"PW","scienceBaseUri":"505a3856e4b0c8380cd6152b","contributors":{"authors":[{"text":"Derse, E.","contributorId":55637,"corporation":false,"usgs":true,"family":"Derse","given":"E.","email":"","affiliations":[],"preferred":false,"id":429648,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Knee, K.L.","contributorId":13811,"corporation":false,"usgs":true,"family":"Knee","given":"K.L.","affiliations":[],"preferred":false,"id":429646,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Wankel, Scott D.","contributorId":98076,"corporation":false,"usgs":true,"family":"Wankel","given":"Scott","email":"","middleInitial":"D.","affiliations":[],"preferred":false,"id":429650,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Kendall, Carol 0000-0002-0247-3405 ckendall@usgs.gov","orcid":"https://orcid.org/0000-0002-0247-3405","contributorId":1462,"corporation":false,"usgs":true,"family":"Kendall","given":"Carol","email":"ckendall@usgs.gov","affiliations":[{"id":438,"text":"National Research Program - Western Branch","active":true,"usgs":true}],"preferred":true,"id":429647,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Berg, Carl J. Jr.","contributorId":41091,"corporation":false,"usgs":true,"family":"Berg","given":"Carl","suffix":"Jr.","email":"","middleInitial":"J.","affiliations":[],"preferred":false,"id":429649,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Paytan, A.","contributorId":98926,"corporation":false,"usgs":true,"family":"Paytan","given":"A.","affiliations":[],"preferred":false,"id":429651,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":70031012,"text":"70031012 - 2007 - Rapid assessment of postfire plant invasions in coniferous forests of the western United States","interactions":[],"lastModifiedDate":"2015-12-18T11:00:11","indexId":"70031012","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1450,"text":"Ecological Applications","active":true,"publicationSubtype":{"id":10}},"title":"Rapid assessment of postfire plant invasions in coniferous forests of the western United States","docAbstract":"<p>Fire is a natural part of most forest ecosystems in the western United States, but its effects on nonnative plant invasion have only recently been studied. Also, forest managers are engaging in fuel reduction projects to lessen fire severity, often without considering potential negative ecological consequences such as nonnative plant species introductions. Increased availability of light, nutrients, and bare ground have all been associated with high-severity fires and fuel treatments and are known to aid in the establishment of nonnative plant species. We use vegetation and environmental data collected after wildfires at seven sites in coniferous forests in the western United States to study responses of nonnative plants to wildfire. We compared burned vs. unburned plots and plots treated with mechanical thinning and/or prescribed burning vs. untreated plots for nonnative plant species richness and cover and used correlation analyses to infer the effect of abiotic site conditions on invasibility. Wildfire was responsible for significant increases in nonnative species richness and cover, and a significant decrease in native cover. Mechanical thinning and prescribed fire fuel treatments were associated with significant changes in plant species composition at some sites. Treatment effects across sites were minimal and inconclusive due to significant site and site x treatment interaction effects caused by variation between sites including differences in treatment and fire severities and initial conditions (e.g., nonnative species sources). We used canonical correspondence analysis (CCA) to determine what combinations of environmental variables best explained patterns of nonnative plant species richness and cover. Variables related to fire severity, soil nutrients, and elevation explained most of the variation in species composition. Nonnative species were generally associated with sites with higher fire severity, elevation, percentage of bare ground, and lower soil nutrient levels and lower canopy cover. Early assessments of postfire stand conditions can guide rapid responses to nonnative plant invasions. ?? 2007 by the Ecological Society of America.</p>","language":"English","publisher":"Ecological Society of America","doi":"10.1890/06-1859.1","issn":"10510761","usgsCitation":"Freeman, J., Stohlgren, T., Hunter, M., Omi, P.N., Martinson, E., Chong, G., and Brown, C.S., 2007, Rapid assessment of postfire plant invasions in coniferous forests of the western United States: Ecological Applications, v. 17, no. 6, p. 1656-1665, https://doi.org/10.1890/06-1859.1.","productDescription":"10 p.","startPage":"1656","endPage":"1665","numberOfPages":"10","onlineOnly":"N","additionalOnlineFiles":"N","costCenters":[{"id":481,"text":"Northern Rocky Mountain Science Center","active":true,"usgs":true}],"links":[{"id":238904,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"},{"id":211591,"rank":9999,"type":{"id":10,"text":"Digital Object 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N.","contributorId":24307,"corporation":false,"usgs":true,"family":"Omi","given":"Philip","email":"","middleInitial":"N.","affiliations":[],"preferred":false,"id":429629,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Martinson, E.J.","contributorId":47149,"corporation":false,"usgs":true,"family":"Martinson","given":"E.J.","email":"","affiliations":[],"preferred":false,"id":429630,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Chong, G.W.","contributorId":54153,"corporation":false,"usgs":true,"family":"Chong","given":"G.W.","email":"","affiliations":[],"preferred":false,"id":429631,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Brown, C. S.","contributorId":80675,"corporation":false,"usgs":false,"family":"Brown","given":"C.","email":"","middleInitial":"S.","affiliations":[],"preferred":false,"id":429633,"contributorType":{"id":1,"text":"Authors"},"rank":7}]}}
,{"id":70032901,"text":"70032901 - 2007 - Spatiotemporal variability of stream habitat and movement of three species of fish","interactions":[],"lastModifiedDate":"2012-03-12T17:21:36","indexId":"70032901","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2932,"text":"Oecologia","active":true,"publicationSubtype":{"id":10}},"title":"Spatiotemporal variability of stream habitat and movement of three species of fish","docAbstract":"Relationships between environmental variability and movement are poorly understood, due to both their complexity and the limited ecological scope of most movement studies. We studied movements of fantail (Etheostoma flabellare), riverweed (E. podostemone), and Roanoke darters (Percina roanoka) through two stream systems during two summers. We then related movement to variability in measured habitat attributes using logistic regression and exploratory data plots. We indexed habitat conditions at both microhabitat (i.e., patches of uniform depth, velocity, and substrate) and mesohabitat (i.e., riffle and pool channel units) spatial scales, and determined how local habitat conditions were affected by landscape spatial (i.e., longitudinal position, land use) and temporal contexts. Most spatial variability in habitat conditions and fish movement was unexplained by a site's location on the landscape. Exceptions were microhabitat diversity, which was greater in the less-disturbed watershed, and riffle isolation and predator density in pools, which were greater at more-downstream sites. Habitat conditions and movement also exhibited only minor temporal variability, but the relative influences of habitat attributes on movement were quite variable over time. During the first year, movements of fantail and riverweed darters were triggered predominantly by loss of shallow microhabitats; whereas, during the second year, microhabitat diversity was more strongly related (though in opposite directions) to movement of these two species. Roanoke darters did not move in response to microhabitat-scale variables, presumably because of the species' preference for deeper microhabitats that changed little over time. Conversely, movement of all species appeared to be constrained by riffle isolation and predator density in pools, two mesohabitat-scale attributes. Relationships between environmental variability and movement depended on both the spatiotemporal scale of consideration and the ecology of the species. Future studies that integrate across scales, taxa, and life-histories are likely to provide greater insight into movement ecology than will traditional, single-season, single-species approaches. ?? 2006 Springer-Verlag.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Oecologia","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1007/s00442-006-0598-6","issn":"00298549","usgsCitation":"Roberts, J., and Angermeier, P., 2007, Spatiotemporal variability of stream habitat and movement of three species of fish: Oecologia, v. 151, no. 3, p. 417-430, https://doi.org/10.1007/s00442-006-0598-6.","startPage":"417","endPage":"430","numberOfPages":"14","costCenters":[],"links":[{"id":213409,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1007/s00442-006-0598-6"},{"id":241033,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"151","issue":"3","noUsgsAuthors":false,"publicationDate":"2006-11-15","publicationStatus":"PW","scienceBaseUri":"505b94d1e4b08c986b31ac68","contributors":{"authors":[{"text":"Roberts, J.H.","contributorId":84483,"corporation":false,"usgs":true,"family":"Roberts","given":"J.H.","email":"","affiliations":[],"preferred":false,"id":438444,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Angermeier, P. L. 0000-0003-2864-170X","orcid":"https://orcid.org/0000-0003-2864-170X","contributorId":6410,"corporation":false,"usgs":true,"family":"Angermeier","given":"P. L.","affiliations":[],"preferred":false,"id":438443,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70032899,"text":"70032899 - 2007 - Past and future changes in climate and hydrological indicators in the US Northeast","interactions":[],"lastModifiedDate":"2012-03-12T17:21:36","indexId":"70032899","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1248,"text":"Climate Dynamics","active":true,"publicationSubtype":{"id":10}},"title":"Past and future changes in climate and hydrological indicators in the US Northeast","docAbstract":"To assess the influence of global climate change at the regional scale, we examine past and future changes in key climate, hydrological, and biophysical indicators across the US Northeast (NE). We first consider the extent to which simulations of twentieth century climate from nine atmosphere-ocean general circulation models (AOGCMs) are able to reproduce observed changes in these indicators. We then evaluate projected future trends in primary climate characteristics and indicators of change, including seasonal temperatures, rainfall and drought, snow cover, soil moisture, streamflow, and changes in biometeorological indicators that depend on threshold or accumulated temperatures such as growing season, frost days, and Spring Indices (SI). Changes in indicators for which temperature-related signals have already been observed (seasonal warming patterns, advances in high-spring streamflow, decreases in snow depth, extended growing seasons, earlier bloom dates) are generally reproduced by past model simulations and are projected to continue in the future. Other indicators for which trends have not yet been observed also show projected future changes consistent with a warmer climate (shrinking snow cover, more frequent droughts, and extended low-flow periods in summer). The magnitude of temperature-driven trends in the future are generally projected to be higher under the Special Report on Emission Scenarios (SRES) mid-high (A2) and higher (A1FI) emissions scenarios than under the lower (B1) scenario. These results provide confidence regarding the direction of many regional climate trends, and highlight the fundamental role of future emissions in determining the potential magnitude of changes we can expect over the coming century. ?? Springer-Verlag 2006.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Climate Dynamics","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1007/s00382-006-0187-8","issn":"09307575","usgsCitation":"Hayhoe, K., Wake, C., Huntington, T., Luo, L., Schwartz, M., Sheffield, J., Wood, E., Anderson, B., Bradbury, J., DeGaetano, A., Troy, T., and Wolfe, D., 2007, Past and future changes in climate and hydrological indicators in the US Northeast: Climate Dynamics, v. 28, no. 4, p. 381-407, https://doi.org/10.1007/s00382-006-0187-8.","startPage":"381","endPage":"407","numberOfPages":"27","costCenters":[],"links":[{"id":213379,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1007/s00382-006-0187-8"},{"id":241000,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"28","issue":"4","noUsgsAuthors":false,"publicationDate":"2006-11-16","publicationStatus":"PW","scienceBaseUri":"505a757ee4b0c8380cd77ba1","contributors":{"authors":[{"text":"Hayhoe, K.","contributorId":107903,"corporation":false,"usgs":true,"family":"Hayhoe","given":"K.","affiliations":[],"preferred":false,"id":438439,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Wake, C.P.","contributorId":85353,"corporation":false,"usgs":true,"family":"Wake","given":"C.P.","email":"","affiliations":[],"preferred":false,"id":438436,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Huntington, T.G. 0000-0002-9427-3530","orcid":"https://orcid.org/0000-0002-9427-3530","contributorId":64675,"corporation":false,"usgs":true,"family":"Huntington","given":"T.G.","affiliations":[{"id":466,"text":"New England Water Science Center","active":true,"usgs":true}],"preferred":false,"id":438433,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Luo, L.","contributorId":51515,"corporation":false,"usgs":true,"family":"Luo","given":"L.","email":"","affiliations":[],"preferred":false,"id":438431,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Schwartz, M.D.","contributorId":83468,"corporation":false,"usgs":false,"family":"Schwartz","given":"M.D.","affiliations":[{"id":7200,"text":"University of Wisconsin-Milwaukee","active":true,"usgs":false}],"preferred":false,"id":438435,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Sheffield, J.","contributorId":90543,"corporation":false,"usgs":true,"family":"Sheffield","given":"J.","email":"","affiliations":[],"preferred":false,"id":438437,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Wood, E.","contributorId":67296,"corporation":false,"usgs":true,"family":"Wood","given":"E.","affiliations":[],"preferred":false,"id":438434,"contributorType":{"id":1,"text":"Authors"},"rank":7},{"text":"Anderson, B.","contributorId":34705,"corporation":false,"usgs":true,"family":"Anderson","given":"B.","affiliations":[],"preferred":false,"id":438430,"contributorType":{"id":1,"text":"Authors"},"rank":8},{"text":"Bradbury, J.","contributorId":63227,"corporation":false,"usgs":true,"family":"Bradbury","given":"J.","affiliations":[],"preferred":false,"id":438432,"contributorType":{"id":1,"text":"Authors"},"rank":9},{"text":"DeGaetano, A.","contributorId":24178,"corporation":false,"usgs":true,"family":"DeGaetano","given":"A.","affiliations":[],"preferred":false,"id":438428,"contributorType":{"id":1,"text":"Authors"},"rank":10},{"text":"Troy, T.J.","contributorId":33930,"corporation":false,"usgs":true,"family":"Troy","given":"T.J.","email":"","affiliations":[],"preferred":false,"id":438429,"contributorType":{"id":1,"text":"Authors"},"rank":11},{"text":"Wolfe, D.","contributorId":102696,"corporation":false,"usgs":true,"family":"Wolfe","given":"D.","email":"","affiliations":[],"preferred":false,"id":438438,"contributorType":{"id":1,"text":"Authors"},"rank":12}]}}
,{"id":70031608,"text":"70031608 - 2007 - Crossing disciplines and scales to understand the critical zone","interactions":[],"lastModifiedDate":"2012-03-12T17:21:12","indexId":"70031608","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1490,"text":"Elements","active":true,"publicationSubtype":{"id":10}},"title":"Crossing disciplines and scales to understand the critical zone","docAbstract":"The Critical Zone (CZ) is the system of coupled chemical, biological, physical, and geological processes operating together to support life at the Earth's surface. While our understanding of this zone has increased over the last hundred years, further advance requires scientists to cross disciplines and scales to integrate understanding of processes in the CZ, ranging in scale from the mineral-water interface to the globe. Despite the extreme heterogeneities manifest in the CZ, patterns are observed at all scales. Explanations require the use of new computational and analytical tools, inventive interdisciplinary approaches, and growing networks of sites and people.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Elements","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.2113/gselements.3.5.307","issn":"18115209","usgsCitation":"Brantley, S., Goldhaber, M., and Vala, R.K., 2007, Crossing disciplines and scales to understand the critical zone: Elements, v. 3, no. 5, p. 307-314, https://doi.org/10.2113/gselements.3.5.307.","startPage":"307","endPage":"314","numberOfPages":"8","costCenters":[],"links":[{"id":212245,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.2113/gselements.3.5.307"},{"id":239704,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"3","issue":"5","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5059fcc7e4b0c8380cd4e425","contributors":{"authors":[{"text":"Brantley, S.L.","contributorId":71676,"corporation":false,"usgs":true,"family":"Brantley","given":"S.L.","email":"","affiliations":[],"preferred":false,"id":432311,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Goldhaber, M. B. 0000-0002-1785-4243","orcid":"https://orcid.org/0000-0002-1785-4243","contributorId":103280,"corporation":false,"usgs":true,"family":"Goldhaber","given":"M. B.","affiliations":[],"preferred":false,"id":432312,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Vala, Ragnarsdottir K.","contributorId":31980,"corporation":false,"usgs":true,"family":"Vala","given":"Ragnarsdottir","email":"","middleInitial":"K.","affiliations":[],"preferred":false,"id":432310,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031609,"text":"70031609 - 2007 - Methane-derived authigenic carbonates from the northern Gulf of Mexico - MD02 Cruise","interactions":[],"lastModifiedDate":"2023-07-24T11:25:10.850113","indexId":"70031609","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2302,"text":"Journal of Geochemical Exploration","active":true,"publicationSubtype":{"id":10}},"title":"Methane-derived authigenic carbonates from the northern Gulf of Mexico - MD02 Cruise","docAbstract":"<p><span>Authigenic carbonates were sampled in piston cores collected from both the Tunica Mound and the Mississippi Canyon area on the continental slope of the northern Gulf of Mexico during a&nbsp;</span><i>Marion Dufresne</i><span>&nbsp;cruise in July 2002. The carbonates are present as hardgrounds, porous crusts, concretions or nodules and shell fragments with or without carbonate cements. Carbonates occurred at gas venting sites which are likely to overlie gas hydrates bearing sediments. Electron microprobe, X-ray diffraction (XRD) and thinsection investigations show that these carbonates are high-Mg calcite (6–21&nbsp;mol% MgCO</span><sub>3</sub><span>), with significant presence of framboidal pyrite. All carbonates are depleted in&nbsp;</span><sup>13</sup><span>C (</span><i>δ</i><sup>13</sup><span>C</span><span>&nbsp;</span><span>=</span><span>&nbsp;</span><span>−</span><span>&nbsp;</span><span>61.9 to −</span><span>&nbsp;</span><span>31.5‰ PDB) indicating that the carbon is derived mainly from anaerobic methane oxidation (AMO). Age estimates based on&nbsp;</span><sup>14</sup><span>C dating of shell fragments and on regional sedimentation rates indicate that these authigenic carbonates formed within the last 1000&nbsp;yr in the Mississippi Canyon and within 5500&nbsp;yr at the Tunica Mound. The oxygen isotopic composition of carbonates ranges from +</span><span>&nbsp;</span><span>3.4 to +</span><span>&nbsp;</span><span>5.9‰ PDB. Oxygen isotopic compositions and Mg</span><sup>2+</sup><span>&nbsp;contents of carbonates, and present&nbsp;</span><i>in-situ</i><span>&nbsp;temperatures of bottom seawater/sediments, show that some of these carbonates, especially from a core associated with underlying massive gas hydrates precipitated in or near equilibrium with bottom-water. On the other hand, those carbonates more enriched in&nbsp;</span><sup>18</sup><span>O are interpreted to have precipitated from&nbsp;</span><sup>18</sup><span>O-rich fluids which are thought to have been derived from the dissociation of gas hydrates. The dissociation of gas hydrates in the northern Gulf of Mexico within the last 5500&nbsp;yr may be caused by nearby salt movement and related brines.</span></p>","language":"English","publisher":"Elsevier","doi":"10.1016/j.gexplo.2007.05.011","issn":"03756742","usgsCitation":"Chen, Y., Matsumoto, R., Paull, C.K., Ussler, W., Lorenson, T., Hart, P., and Winters, W., 2007, Methane-derived authigenic carbonates from the northern Gulf of Mexico - MD02 Cruise: Journal of Geochemical Exploration, v. 95, no. 1-3, p. 1-15, https://doi.org/10.1016/j.gexplo.2007.05.011.","productDescription":"15 p.","startPage":"1","endPage":"15","numberOfPages":"15","costCenters":[],"links":[{"id":477065,"rank":2,"type":{"id":41,"text":"Open Access External Repository Page"},"url":"https://hdl.handle.net/1912/2166","text":"External Repository"},{"id":239733,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"95","issue":"1-3","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505a553ee4b0c8380cd6d175","contributors":{"authors":[{"text":"Chen, Y.","contributorId":7019,"corporation":false,"usgs":true,"family":"Chen","given":"Y.","email":"","affiliations":[],"preferred":false,"id":432313,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Matsumoto, R.","contributorId":32732,"corporation":false,"usgs":true,"family":"Matsumoto","given":"R.","email":"","affiliations":[],"preferred":false,"id":432314,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Paull, C. K.","contributorId":86845,"corporation":false,"usgs":false,"family":"Paull","given":"C.","email":"","middleInitial":"K.","affiliations":[],"preferred":false,"id":432316,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Ussler, W. III","contributorId":101048,"corporation":false,"usgs":true,"family":"Ussler","given":"W.","suffix":"III","affiliations":[],"preferred":false,"id":432318,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Lorenson, T.","contributorId":88915,"corporation":false,"usgs":true,"family":"Lorenson","given":"T.","email":"","affiliations":[],"preferred":false,"id":432317,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Hart, P.","contributorId":45107,"corporation":false,"usgs":true,"family":"Hart","given":"P.","affiliations":[],"preferred":false,"id":432315,"contributorType":{"id":1,"text":"Authors"},"rank":6},{"text":"Winters, W.","contributorId":106306,"corporation":false,"usgs":true,"family":"Winters","given":"W.","email":"","affiliations":[],"preferred":false,"id":432319,"contributorType":{"id":1,"text":"Authors"},"rank":7}]}}
,{"id":70031688,"text":"70031688 - 2007 - Role of aquifer heterogeneity in fresh groundwater discharge and seawater recycling: An example from the Carmel coast, Israel","interactions":[],"lastModifiedDate":"2014-10-09T10:15:05","indexId":"70031688","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2315,"text":"Journal of Geophysical Research C: Oceans","active":true,"publicationSubtype":{"id":10}},"title":"Role of aquifer heterogeneity in fresh groundwater discharge and seawater recycling: An example from the Carmel coast, Israel","docAbstract":"A case study is shown in which the pattern of submarine groundwater discharge and of seawater recycling is controlled by local hydrogeological variability. The coastal aquifer in Dor Bay is composed of two units: a partly confined calcaranitic sandstone (Kurkar) and an overlying loose sand. Groundwater in the Kurkar has elevated activities of <sup>222</sup>Rn (∼390 dpm/L) and relatively low <sup>224</sup>Ra/<sup>223</sup>Ra activity ratios (3–4), while the sand groundwater is significantly less radiogenic (6–90 dpm/L) and shows higher <sup>224</sup>Ra/<sup>223</sup>Ra ratios. Groundwater discharging from sand-covered areas of the bay has salinities of 16–31 and an average <sup>222</sup>Rn activity of 168 dpm/L, which lies on a mixing line between Rn-rich Kurkar fresh water and Rn-poor seawater. Another key observation is that seawater infiltrates to some extent into onshore sand groundwater, while the fresh water within the submarine Kurkar can be traced up to 40 m offshore. This implies that while fresh water mainly discharges from the Kurkar unit, seawater recycling is limited to the loose sand, and that the discharge from sand-covered areas is a mixture of Kurkar water with recycled seawater. Advection rates from the bay floor were calculated from Rn time series and found to vary between 0 and 36 cm/d, correlating negatively with bay water depth. The average flux was 8.1 cm/d, and it did not seem to change much during March, May, and July 2006. The average amount of fresh water discharging to the bay was 5.0 m<sup>3</sup>/d per meter of shoreline. Radon activity in the sand groundwater also fluctuates due to influx of Kurkar-type groundwater.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Geophysical Research C: Oceans","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","publisher":"Wiley","doi":"10.1029/2007JC004112","issn":"01480227","usgsCitation":"Weinstein, Y., Burnett, W.C., Swarzenski, P., Shalem, Y., Yechieli, Y., and Herut, B., 2007, Role of aquifer heterogeneity in fresh groundwater discharge and seawater recycling: An example from the Carmel coast, Israel: Journal of Geophysical Research C: Oceans, v. 112, no. C12, C12016; 12 p., https://doi.org/10.1029/2007JC004112.","productDescription":"C12016; 12 p.","numberOfPages":"12","costCenters":[{"id":186,"text":"Coastal and Marine Geology Program","active":true,"usgs":true}],"links":[{"id":477150,"rank":10000,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1029/2007jc004112","text":"Publisher Index Page"},{"id":212394,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1029/2007JC004112"},{"id":239871,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"country":"Israel","otherGeospatial":"Carmel Coast, Dor Bay","volume":"112","issue":"C12","noUsgsAuthors":false,"publicationDate":"2007-12-25","publicationStatus":"PW","scienceBaseUri":"505aae3ee4b0c8380cd87058","contributors":{"authors":[{"text":"Weinstein, Y.","contributorId":100186,"corporation":false,"usgs":true,"family":"Weinstein","given":"Y.","email":"","affiliations":[],"preferred":false,"id":432701,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Burnett, W. C.","contributorId":39779,"corporation":false,"usgs":false,"family":"Burnett","given":"W.","email":"","middleInitial":"C.","affiliations":[],"preferred":false,"id":432699,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Swarzenski, P.W. 0000-0003-0116-0578","orcid":"https://orcid.org/0000-0003-0116-0578","contributorId":29487,"corporation":false,"usgs":true,"family":"Swarzenski","given":"P.W.","affiliations":[],"preferred":false,"id":432698,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Shalem, Y.","contributorId":84971,"corporation":false,"usgs":true,"family":"Shalem","given":"Y.","affiliations":[],"preferred":false,"id":432700,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Yechieli, Y.","contributorId":23308,"corporation":false,"usgs":true,"family":"Yechieli","given":"Y.","email":"","affiliations":[],"preferred":false,"id":432697,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Herut, B.","contributorId":101444,"corporation":false,"usgs":true,"family":"Herut","given":"B.","affiliations":[],"preferred":false,"id":432702,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
,{"id":70032896,"text":"70032896 - 2007 - Characteristics of Columbia spotted frog (Rana luteiventris) oviposition sites in northeastern Oregon, USA","interactions":[],"lastModifiedDate":"2018-03-29T15:02:17","indexId":"70032896","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":3746,"text":"Western North American Naturalist","onlineIssn":"1944-8341","printIssn":"1527-0904","active":true,"publicationSubtype":{"id":10}},"title":"Characteristics of Columbia spotted frog (Rana luteiventris) oviposition sites in northeastern Oregon, USA","docAbstract":"<p><span>Several western ranid frogs possess a unique strategy of breeding communally over a short temporal window and reusing oviposition sites between years. However, little is published on the characteristics of oviposition sites selected by these explosive breeders. The Columbia spotted frog (</span><i>Rana luteiventris</i><span>) is native to northwestern North America and is of conservation concern in the southern portions of its range. As part of a study examining relationships between livestock grazing and<span>&nbsp;</span></span><i>R. luteiventris</i><span><span>&nbsp;</span>habitat, we assessed characteristics of the species' oviposition sites in 25 fishless ponds in northeastern Oregon. Oviposition sites were generally in shallow water (&lt;25 cm) close to shore and tended to be in the northeastern portion of ponds. Oviposition sites were found more frequently over heavily vegetated substrates and in areas of less substrate slope and shade than random points in littoral zones. We did not quantify temperature differences within ponds, but the patterns we documented are consistent with preferential use of warmer microhabitats for oviposition.</span></p>","language":"English","publisher":"Monte L. Bean Life Science Museum, Brigham Young University","doi":"10.3398/1527-0904(2007)67[86:COCSFR]2.0.CO;2","issn":"15270904","usgsCitation":"Pearl, C.A., Adams, M.J., and Wente, W., 2007, Characteristics of Columbia spotted frog (Rana luteiventris) oviposition sites in northeastern Oregon, USA: Western North American Naturalist, v. 67, no. 1, p. 86-91, https://doi.org/10.3398/1527-0904(2007)67[86:COCSFR]2.0.CO;2.","productDescription":"6 p.","startPage":"86","endPage":"91","costCenters":[{"id":290,"text":"Forest and Rangeland Ecosystem Science Center","active":false,"usgs":true}],"links":[{"id":487783,"rank":10000,"type":{"id":41,"text":"Open Access External Repository Page"},"url":"https://scholarsarchive.byu.edu/wnan/vol67/iss1/12","text":"External Repository"},{"id":240935,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"},{"id":213322,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.3398/1527-0904(2007)67[86:COCSFR]2.0.CO;2"}],"volume":"67","issue":"1","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5059f490e4b0c8380cd4bdb7","contributors":{"authors":[{"text":"Pearl, Christopher A. 0000-0003-2943-7321 christopher_pearl@usgs.gov","orcid":"https://orcid.org/0000-0003-2943-7321","contributorId":3131,"corporation":false,"usgs":true,"family":"Pearl","given":"Christopher","email":"christopher_pearl@usgs.gov","middleInitial":"A.","affiliations":[{"id":289,"text":"Forest and Rangeland Ecosys Science Center","active":true,"usgs":true}],"preferred":false,"id":438419,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Adams, M. J. 0000-0001-8844-042X mjadams@usgs.gov","orcid":"https://orcid.org/0000-0001-8844-042X","contributorId":3133,"corporation":false,"usgs":false,"family":"Adams","given":"M.","email":"mjadams@usgs.gov","middleInitial":"J.","affiliations":[{"id":200,"text":"Coop Res Unit Seattle","active":true,"usgs":true},{"id":289,"text":"Forest and Rangeland Ecosys Science Center","active":true,"usgs":true},{"id":290,"text":"Forest and Rangeland Ecosystem Science Center","active":false,"usgs":true}],"preferred":true,"id":438418,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Wente, Wendy","contributorId":60497,"corporation":false,"usgs":true,"family":"Wente","given":"Wendy","email":"","affiliations":[],"preferred":false,"id":438420,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031689,"text":"70031689 - 2007 - Tidal asymmetry and residual circulation over linear sandbanks and their implication on sediment transport: a process-oriented numerical study","interactions":[],"lastModifiedDate":"2017-08-29T11:41:59","indexId":"70031689","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2315,"text":"Journal of Geophysical Research C: Oceans","active":true,"publicationSubtype":{"id":10}},"title":"Tidal asymmetry and residual circulation over linear sandbanks and their implication on sediment transport: a process-oriented numerical study","docAbstract":"A series of process-oriented numerical simulations is carried out in order to evaluate the relative role of locally generated residual flow and overtides on net sediment transport over linear sandbanks. The idealized bathymetry and forcing are similar to those present in the Norfolk Sandbanks, North Sea. The importance of bottom drag parameterization and bank orientation with respect to the ambient flow is examined in terms of residual flow and overtide generation, and subsequent sediment transport implications are discussed. The results show that although the magnitudes of residual flow and overtides are sensitive to bottom roughness parameterization and bank orientation, the magnitude of the generated residual flow is always larger than that of the locally generated overtides. Also, net sediment transport is always dominated by the nonlinear interaction of the residual flow and the semidiurnal tidal currents, although cross-bank sediment transport can occur even in the absence of a cross-shore residual flow. On the other hand, net sediment divergence/convergence increases as the bottom drag decreases and as bank orientation increases. The sediment erosion/deposition is not symmetric about the crest of the bank, suggesting that originally symmetric banks would have the tendency to become asymmetric.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Geophysical Research C: Oceans","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","publisher":"Wiley","doi":"10.1029/2007JC004101","issn":"01480227","usgsCitation":"Sanay, R., Voulgaris, G., and Warner, J., 2007, Tidal asymmetry and residual circulation over linear sandbanks and their implication on sediment transport: a process-oriented numerical study: Journal of Geophysical Research C: Oceans, v. 112, no. C12, C12015; 15 p., https://doi.org/10.1029/2007JC004101.","productDescription":"C12015; 15 p.","costCenters":[{"id":186,"text":"Coastal and Marine Geology Program","active":true,"usgs":true},{"id":678,"text":"Woods Hole Coastal and Marine Science Center","active":true,"usgs":true}],"links":[{"id":477180,"rank":10000,"type":{"id":40,"text":"Open Access Publisher Index Page"},"url":"https://doi.org/10.1029/2007jc004101","text":"Publisher Index Page"},{"id":212395,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1029/2007JC004101"},{"id":239872,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"112","issue":"C12","noUsgsAuthors":false,"publicationDate":"2007-12-22","publicationStatus":"PW","scienceBaseUri":"505bb365e4b08c986b325d86","contributors":{"authors":[{"text":"Sanay, Rosario","contributorId":72594,"corporation":false,"usgs":true,"family":"Sanay","given":"Rosario","email":"","affiliations":[],"preferred":false,"id":432705,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Voulgaris, George","contributorId":26377,"corporation":false,"usgs":false,"family":"Voulgaris","given":"George","email":"","affiliations":[{"id":27143,"text":"University of South Carolina, Columbia, SC","active":true,"usgs":false}],"preferred":false,"id":432704,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Warner, John C. 0000-0002-3734-8903 jcwarner@usgs.gov","orcid":"https://orcid.org/0000-0002-3734-8903","contributorId":2681,"corporation":false,"usgs":true,"family":"Warner","given":"John C.","email":"jcwarner@usgs.gov","affiliations":[{"id":678,"text":"Woods Hole Coastal and Marine Science Center","active":true,"usgs":true}],"preferred":true,"id":432703,"contributorType":{"id":1,"text":"Authors"},"rank":3}]}}
,{"id":70031690,"text":"70031690 - 2007 - Call for collaboration in WMO project for the assessment of the performance of flow measurement instruments and techniques","interactions":[],"lastModifiedDate":"2012-03-12T17:21:12","indexId":"70031690","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2338,"text":"Journal of Hydraulic Engineering","active":true,"publicationSubtype":{"id":10}},"title":"Call for collaboration in WMO project for the assessment of the performance of flow measurement instruments and techniques","docAbstract":"[No abstract available]","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Hydraulic Engineering","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1061/(ASCE)0733-9429(2007)133:12(1439)","issn":"07339429","usgsCitation":"Fulford, J., Pilon, P., Kopaliani, Z., McCurry, P., and Caponi, C., 2007, Call for collaboration in WMO project for the assessment of the performance of flow measurement instruments and techniques: Journal of Hydraulic Engineering, v. 133, no. 12, p. 1439-1440, https://doi.org/10.1061/(ASCE)0733-9429(2007)133:12(1439).","startPage":"1439","endPage":"1440","numberOfPages":"2","costCenters":[],"links":[{"id":212396,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1061/(ASCE)0733-9429(2007)133:12(1439)"},{"id":239873,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"133","issue":"12","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5059f326e4b0c8380cd4b616","contributors":{"authors":[{"text":"Fulford, J.M.","contributorId":27473,"corporation":false,"usgs":true,"family":"Fulford","given":"J.M.","email":"","affiliations":[],"preferred":false,"id":432706,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Pilon, P.J.","contributorId":36757,"corporation":false,"usgs":true,"family":"Pilon","given":"P.J.","email":"","affiliations":[],"preferred":false,"id":432707,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Kopaliani, Z.","contributorId":58463,"corporation":false,"usgs":true,"family":"Kopaliani","given":"Z.","email":"","affiliations":[],"preferred":false,"id":432708,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"McCurry, P.J.","contributorId":62412,"corporation":false,"usgs":true,"family":"McCurry","given":"P.J.","email":"","affiliations":[],"preferred":false,"id":432709,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Caponi, C.","contributorId":95274,"corporation":false,"usgs":true,"family":"Caponi","given":"C.","email":"","affiliations":[],"preferred":false,"id":432710,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70031691,"text":"70031691 - 2007 - Preliminary identification of ground-water nitrate sources using nitrogen and carbon stable isotopes, Kansas","interactions":[],"lastModifiedDate":"2012-03-12T17:21:11","indexId":"70031691","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1358,"text":"Current Research in Earth Sciences","active":true,"publicationSubtype":{"id":10}},"title":"Preliminary identification of ground-water nitrate sources using nitrogen and carbon stable isotopes, Kansas","docAbstract":"Increasing nitrate-N in ground water is a problem in areas with limited ground-water supplies, such as central Kansas. Nitrate-N concentrations in ground water in the study area in Ellis County range from 0.9 to 26 mg/L. Calculated mean values observed in soil cores are 1.2-15 mg/kg. The ??15N signatures of the ground waters are more enriched (+16.8 to +28.7???) than those of the soils (+8.4 to +1 3.7???), strongly suggesting that nitrate-N sources are not from mineralized and labile nitrogen present in the unsaturated zone. Soil cores were collected near municipal wells to determine if soil nitrogen was a contributing source to the ground water. Increased ??15N of total nitrogen with depth suggests that microbial mineralization processes and possible denitrification or volatilization isotope enrichments have affected the observed ?? 15N signatures in the soil. However, the observed soil-nitrogen values are not of sufficient magnitude to explain the nitrate-N concentrations or associated ??15N values observed in the ground water. Stable carbon isotopes provide some supporting evidence that soils are not a major contributor to the observed nitrate-N concentration in the ground water. ?? 13C values of the dissolved organic carbon (DOC) in soils generally become more enriched with depth while corresponding ground-water ??13C (DOC) values are more depleted than in the overlying soils. Carbon isotope values of the soils are indicative of a C4 plant source that is enriched by microbial processes. The ??13C (DOC) of ground water indicates C3 values that may reflect impacts from animal-waste sources.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Current Research in Earth Sciences","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","usgsCitation":"Townsend, M., and Macko, S., 2007, Preliminary identification of ground-water nitrate sources using nitrogen and carbon stable isotopes, Kansas: Current Research in Earth Sciences, v. 253, no. 3.","costCenters":[],"links":[{"id":239906,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"253","issue":"3","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505a882ee4b0c8380cd7d783","contributors":{"authors":[{"text":"Townsend, M.A.","contributorId":88785,"corporation":false,"usgs":true,"family":"Townsend","given":"M.A.","email":"","affiliations":[],"preferred":false,"id":432711,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Macko, S.A.","contributorId":105408,"corporation":false,"usgs":true,"family":"Macko","given":"S.A.","email":"","affiliations":[],"preferred":false,"id":432712,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70032895,"text":"70032895 - 2007 - Sediment delivery after a wildfire","interactions":[],"lastModifiedDate":"2023-10-06T11:17:33.235962","indexId":"70032895","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":1796,"text":"Geology","active":true,"publicationSubtype":{"id":10}},"title":"Sediment delivery after a wildfire","docAbstract":"<div id=\"15464027\" class=\"article-section-wrapper js-article-section js-content-section  \" data-section-parent-id=\"0\"><p>We use a record of sedimentation in a small reservoir within the Cerro Grande burn area, New Mexico, to document postfire delivery of ash, other fine-grained sediment carried in suspension within floods, and coarse-grained sediment transported as bedload over a five-year period. Ash content of sediment layers is estimated using fallout<span>&nbsp;</span><sup>137</sup>Cs as a tracer, and ash concentrations are shown to rapidly decrease through a series of moderate-intensity convective storms in the first rainy season after the fire. Over 90% of the ash was delivered to the reservoir in the first year, and ash concentrations in suspended sediment were negligible after the second year. Delivery of the remainder of the fine sediment also declined rapidly after the first year despite the occurrence of higher-intensity storms in the second year. Fine sediment loads after five years remained significantly above prefire averages. Deposition of coarse-grained sediment was irregular in time and was associated with transport by snowmelt runoff of sediment stored along the upstream channel during short-duration summer floods. Coarse sediment delivery in the first four years was strongly correlated with snowmelt volume, suggesting a transport-limited system with abundant available sediment. Transport rates of coarse sediment declined in the fifth year, consistent with a transition to a more stable channel as the accessible sediment supply was depleted and the channel bed coarsened. Maximum impacts from ash and other fine-grained sediment therefore occurred soon after the fire, whereas the downstream impacts from coarse-grained sediment were attenuated by the more gradual process of bedload sediment transport.</p></div>","language":"English","publisher":"Geological Society of America","doi":"10.1130/G23288A.1","issn":"00917613","usgsCitation":"Reneau, S.L., Katzman, D., Kuyumjian, G., Lavine, A., and Malmon, D., 2007, Sediment delivery after a wildfire: Geology, v. 35, no. 2, p. 151-154, https://doi.org/10.1130/G23288A.1.","productDescription":"4 p.","startPage":"151","endPage":"154","numberOfPages":"4","costCenters":[],"links":[{"id":240905,"rank":1,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"35","issue":"2","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505b896ee4b08c986b316dd9","contributors":{"authors":[{"text":"Reneau, Steven L.","contributorId":99639,"corporation":false,"usgs":false,"family":"Reneau","given":"Steven","email":"","middleInitial":"L.","affiliations":[],"preferred":false,"id":438416,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Katzman, D.","contributorId":34660,"corporation":false,"usgs":true,"family":"Katzman","given":"D.","email":"","affiliations":[],"preferred":false,"id":438414,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Kuyumjian, G.A.","contributorId":55648,"corporation":false,"usgs":true,"family":"Kuyumjian","given":"G.A.","email":"","affiliations":[],"preferred":false,"id":438415,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Lavine, A.","contributorId":103876,"corporation":false,"usgs":true,"family":"Lavine","given":"A.","email":"","affiliations":[],"preferred":false,"id":438417,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Malmon, D.V.","contributorId":22960,"corporation":false,"usgs":true,"family":"Malmon","given":"D.V.","affiliations":[],"preferred":false,"id":438413,"contributorType":{"id":1,"text":"Authors"},"rank":5}]}}
,{"id":70030998,"text":"70030998 - 2007 - The investigation of chemical structure of coal macerals via transmitted-light FT-IR microscopy by X. Sun","interactions":[],"lastModifiedDate":"2012-03-12T17:21:17","indexId":"70030998","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":3463,"text":"Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy","active":true,"publicationSubtype":{"id":10}},"title":"The investigation of chemical structure of coal macerals via transmitted-light FT-IR microscopy by X. Sun","docAbstract":"A recent paper by Sun [X. Sun, Spectrochim. Acta A 62 (1-3) (2005) 557] attempts to characterize a variety of liptinite, termed \"barkinite\", from Chinese Permian coals. The component identified does not appear to fundamentally differ from previously-described liptinite macerals included in the International Committee for Coal and Organic Petrology's system of maceral nomenclature. Further, chemical comparisons made with macerals from coals of different rank and age are flawed because the author did not account for changes in chemistry with rank or for the chemical changes associated with botanical changes through geologic time. The author has not satisfactorily proved his hypothesis that the component differs morphologically or chemically from known liptinite-group macerals. ?? 2006 Elsevier B.V. All rights reserved.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1016/j.saa.2006.11.034","issn":"13861425","usgsCitation":"Hower, J., Suarez-Ruiz, I., Mastalerz, M., and Cook, A., 2007, The investigation of chemical structure of coal macerals via transmitted-light FT-IR microscopy by X. Sun: Spectrochimica Acta - Part A: Molecular and Biomolecular Spectroscopy, v. 67, no. 5, p. 1433-1437, https://doi.org/10.1016/j.saa.2006.11.034.","startPage":"1433","endPage":"1437","numberOfPages":"5","costCenters":[],"links":[{"id":211335,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1016/j.saa.2006.11.034"},{"id":238607,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"67","issue":"5","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"505bad61e4b08c986b323b9c","contributors":{"authors":[{"text":"Hower, J.C.","contributorId":100541,"corporation":false,"usgs":true,"family":"Hower","given":"J.C.","email":"","affiliations":[],"preferred":false,"id":429570,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Suarez-Ruiz, I.","contributorId":10598,"corporation":false,"usgs":true,"family":"Suarez-Ruiz","given":"I.","affiliations":[],"preferred":false,"id":429567,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Mastalerz, Maria","contributorId":78065,"corporation":false,"usgs":true,"family":"Mastalerz","given":"Maria","affiliations":[],"preferred":false,"id":429569,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Cook, A.C.","contributorId":43133,"corporation":false,"usgs":true,"family":"Cook","given":"A.C.","email":"","affiliations":[],"preferred":false,"id":429568,"contributorType":{"id":1,"text":"Authors"},"rank":4}]}}
,{"id":70030997,"text":"70030997 - 2007 - Biogeographic affinity helps explain productivity-richness relationships at regional and local scales","interactions":[],"lastModifiedDate":"2012-03-12T17:21:17","indexId":"70030997","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":24,"text":"Conference Paper"},"publicationSubtype":{"id":19,"text":"Conference Paper"},"title":"Biogeographic affinity helps explain productivity-richness relationships at regional and local scales","docAbstract":"The unresolved question of what causes the observed positive relationship between large-scale productivity and species richness has long interested ecologists and evolutionists. Here we examine a potential explanation that we call the biogeographic affinity hypothesis, which proposes that the productivity-richness relationship is a function of species' climatic tolerances that in turn are shaped by the earth's climatic history combined with evolutionary niche conservatism. Using botanical data from regions and sites across California, we find support for a key prediction of this hypothesis, namely, that the productivity-species richness relationship differs strongly and predictably among groups of higher taxa on the basis of their biogeographic affinities (i.e., between families or genera primarily associated with north-temperate, semiarid, or desert zones). We also show that a consideration of biogeographic affinity can yield new insights on how productivity-richness patterns at large geographic scales filter down to affect patterns of species richness and composition within local communities. ?? 2007 by The University of Chicago. All rights reserved.","largerWorkTitle":"American Naturalist","language":"English","doi":"10.1086/519010","issn":"00030147","usgsCitation":"Harrison, S., and Grace, J., 2007, Biogeographic affinity helps explain productivity-richness relationships at regional and local scales, <i>in</i> American Naturalist, v. 170, no. SUPPL., https://doi.org/10.1086/519010.","costCenters":[],"links":[{"id":211334,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1086/519010"},{"id":238606,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"170","issue":"SUPPL.","noUsgsAuthors":false,"publicationStatus":"PW","scienceBaseUri":"5059f15ae4b0c8380cd4abf2","contributors":{"authors":[{"text":"Harrison, S.","contributorId":76129,"corporation":false,"usgs":true,"family":"Harrison","given":"S.","affiliations":[],"preferred":false,"id":429566,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Grace, J.B. 0000-0001-6374-4726","orcid":"https://orcid.org/0000-0001-6374-4726","contributorId":38938,"corporation":false,"usgs":true,"family":"Grace","given":"J.B.","affiliations":[],"preferred":false,"id":429565,"contributorType":{"id":1,"text":"Authors"},"rank":2}]}}
,{"id":70030996,"text":"70030996 - 2007 - Larval Pacific herring, Clupea pallasii (Valenciennes), are highly susceptible to viral haemorrhagic septicaemia and survivors are partially protected after their metamorphosis to juveniles","interactions":[],"lastModifiedDate":"2012-03-12T17:21:17","indexId":"70030996","displayToPublicDate":"2007-01-01T00:00:00","publicationYear":"2007","noYear":false,"publicationType":{"id":2,"text":"Article"},"publicationSubtype":{"id":10,"text":"Journal Article"},"seriesTitle":{"id":2286,"text":"Journal of Fish Diseases","active":true,"publicationSubtype":{"id":10}},"title":"Larval Pacific herring, Clupea pallasii (Valenciennes), are highly susceptible to viral haemorrhagic septicaemia and survivors are partially protected after their metamorphosis to juveniles","docAbstract":"Pacific herring were susceptible to waterborne challenge with viral haemorrhagic septicaemia virus (VHSV) throughout their early life history stages, with significantly greater cumulative mortalities occurring among VHSV-exposed groups of 9-, 44-, 54- and 76-day-old larvae than among respective control groups. Similarly, among 89-day-1-year-old and 1+year old post-metamorphosed juveniles, cumulative mortality was significantly greater in VHSV-challenged groups than in respective control groups. Larval exposure to VHSV conferred partial protection to the survivors after their metamorphosis to juveniles as shown by significantly less cumulative mortalities among juvenile groups that survived a VHS epidemic as larvae than among groups that were previously nai??ve to VHSV. Magnitude of the protection, measured as relative per cent survival, was a direct function of larval age at first exposure and was probably a reflection of gradual developmental onset of immunocompetence. These results indicate the potential for easily overlooked VHS epizootics among wild larvae in regions where the virus is endemic and emphasize the importance of early life history stages of marine fish in influencing the ecological disease processes. ?? 2007 The Authors.","largerWorkType":{"id":2,"text":"Article"},"largerWorkTitle":"Journal of Fish Diseases","largerWorkSubtype":{"id":10,"text":"Journal Article"},"language":"English","doi":"10.1111/j.1365-2761.2007.00829.x","issn":"01407775","usgsCitation":"Hershberger, P., Gregg, J., Pacheco, C., Winton, J., Richard, J., and Traxler, G., 2007, Larval Pacific herring, Clupea pallasii (Valenciennes), are highly susceptible to viral haemorrhagic septicaemia and survivors are partially protected after their metamorphosis to juveniles: Journal of Fish Diseases, v. 30, no. 8, p. 445-458, https://doi.org/10.1111/j.1365-2761.2007.00829.x.","startPage":"445","endPage":"458","numberOfPages":"14","costCenters":[],"links":[{"id":211333,"rank":9999,"type":{"id":10,"text":"Digital Object Identifier"},"url":"https://dx.doi.org/10.1111/j.1365-2761.2007.00829.x"},{"id":238605,"rank":0,"type":{"id":24,"text":"Thumbnail"},"url":"https://pubs.usgs.gov/thumbnails/outside_thumb.jpg"}],"volume":"30","issue":"8","noUsgsAuthors":false,"publicationDate":"2007-07-19","publicationStatus":"PW","scienceBaseUri":"505a44aae4b0c8380cd66ca0","contributors":{"authors":[{"text":"Hershberger, P.K. 0000-0002-2261-7760","orcid":"https://orcid.org/0000-0002-2261-7760","contributorId":58818,"corporation":false,"usgs":true,"family":"Hershberger","given":"P.K.","affiliations":[],"preferred":false,"id":429562,"contributorType":{"id":1,"text":"Authors"},"rank":1},{"text":"Gregg, J.","contributorId":27662,"corporation":false,"usgs":true,"family":"Gregg","given":"J.","email":"","affiliations":[],"preferred":false,"id":429559,"contributorType":{"id":1,"text":"Authors"},"rank":2},{"text":"Pacheco, C.","contributorId":52844,"corporation":false,"usgs":true,"family":"Pacheco","given":"C.","email":"","affiliations":[],"preferred":false,"id":429560,"contributorType":{"id":1,"text":"Authors"},"rank":3},{"text":"Winton, J.","contributorId":55627,"corporation":false,"usgs":true,"family":"Winton","given":"J.","email":"","affiliations":[],"preferred":false,"id":429561,"contributorType":{"id":1,"text":"Authors"},"rank":4},{"text":"Richard, J.","contributorId":105952,"corporation":false,"usgs":true,"family":"Richard","given":"J.","email":"","affiliations":[],"preferred":false,"id":429564,"contributorType":{"id":1,"text":"Authors"},"rank":5},{"text":"Traxler, G.","contributorId":66972,"corporation":false,"usgs":true,"family":"Traxler","given":"G.","email":"","affiliations":[],"preferred":false,"id":429563,"contributorType":{"id":1,"text":"Authors"},"rank":6}]}}
]}