Correction to: Report of the IAU Working Group on cartographic coordinates and rotational elements: 2015
Brent A. Archinal, C. H. Acton, A. Conrad, T. Duxbury, D. Hestroffer, J. L. Hilton, L. Jorda, Randolph L. Kirk, S. A. Klioner, J-L. Margot, K. Meech, J. Oberst, F. Paganelli, J. Ping, P. K. Seidelmann, A. Stark, D. J. Tholen, Y. Wang, I. P. Williams
2019, Celestial Mechanics and Dynamical Astronomy (131)
We point out some errors in the most recent report from the International Astronomical Union (IAU) Working Group on Cartographic Coordinates and Rotational Elements (Archinal et al. 2018). We correct a sign error in Figs. 1 and 2. We also correct the equation for the prime meridian position (W) of...
Estimating the degree to which distance and temperature differences drive changes in fish community composition over time in the upper Mississippi River
James H. Larson, Jonathan M. Vallazza, Brent C. Knights
2019, PLoS ONE (14)
Similarity in community composition declines as distance between locations increases, a phenomenon that has been observed in a wide variety of freshwater, marine and terrestrial ecosystems. One driver of the distance-similarity relationship is the presence of environmental gradients that alter the suitability of sites for particular species. Although...
Asian swamp eels in North America linked to the live-food trade and prayer-release rituals
Leo Nico, Jay V. Kilian, Andrew J. Ropicki, Matthew Harper
2019, Aquatic Invasions (14) 775-814
We provide a history of swamp eel (family Synbranchidae) introductions around the globe and report the first confirmed nonindigenous records of Amphipnous cuchia in the wild. The species, native to Asia, is documented from five sites in the USA: the Passaic River, New Jersey (2007), Lake Needwood, Maryland (2014), a...
Survival rates and stopover persistence of American Woodcock using Cape May, New Jersey during fall migration
Daniel McAuley, Guthrie S. Zimmerman, B. L. Allen, C. Dwyer, T.R. Cooper
2019, Conference Paper, Proceedings of the eleventh American Woodcock symposium
Cape May, New Jersey is an important stopover area for American woodcock (Scolopax minor, hereafter woodcock) during fall migration along the Atlantic Coast of the United States. Previous research has indicated that many woodcock stop at Cape May prior to crossing Delaware Bay; however, little is known about survival of...
Nutrient scarcity as a selective pressure for mast seeding
M. Fernández-Martínez, Ian Pearse, Jordi Sardans, F. Sayol, W. D. Koenig, J. M. LaMontagne, M. Bogdziewicz, A. Collalti, Andrew Hacket-Pain, Giorgio Vacchiano, J. M. Espelta, J. Penuelas, I. A. Janssens
2019, Nature Plants (5) 1222-1228
Mast seeding is one of the most intriguing reproductive traits in nature. Despite its potential drawbacks in terms of fitness, the widespread existence of this phenomenon suggests that it should have evolutionary advantages under certain circumstances. Using a global dataset of seed production time series for 219 plant species from...
Unravelling the tectonics of Pearya Terrane, Nunavut: GEM-2 Western Arctic Project, report of activities 2018
Thomas Hadlari, Nicole M. Rayner, Thomas E. Moore
2019, Open File 8323
GSC scientists were part of an international team of researchers who visited bedrock outcrops on northernmost Ellesmere Island in the summer of 2017. The purpose of the expedition was to document and sample the rocks of Pearya terrane and study the tectonic history of the terrane in order to better...
Using pointing dogs and hierarchical models to evaluate American woodcock winter occupancy and densities
Daniel S. Sullins, Warren C. Conway, David A. Haukos, Christopher E. Comer
2019, Conference Paper, Proceedings of the eleventh American Woodcock Symposium
Use of dogs has increased for multiple wildlife research purposes ranging from carnivore scat detection to estimation of reptile abundance. Use of dogs is not particularly novel for upland gamebird biologists, and pointing dogs have been long considered an important research tool. However, recent advances in Global Positioning System (GPS)...
Seasonal use of a nonnatal marine basin by juvenile hatchery chinook salmon
Michael C. Hayes, Sayre Hodgson, Christopher S. Ellings, Walker D Duval, Steve Rubin
2019, Marine and Coastal Fisheries: Dynamics, Management, and Ecosystem Science (11) 437-453
Information on the movement patterns of fishes is essential for managers that are making critical resource decisions. We examined the frequency of a keystone species, Chinook Salmon Oncorhynchus tshawytscha that migrated from different marine basins to the Nisqually River estuary, which lies within the southernmost marine basin (hereafter, “South basin”)...
The Bouse Formation: A controversial Neogene archive of the evolving Colorado River: A scientific drilling workshop report (Feb. 28-March 3, 2019-Bluewater Resort, Parker, Arizona, USA
Andrew S. Cohen, Colleen Cassidy, Ryan S. Crow, Jordon Bright, Laura Crossey, Rebecca Dorsey, Brian F. Gootee, Kyle House, Keith A. Howard, Karl Karlstrom, Philip Pearthree
2019, Conference Paper
Neogene deposits of the lower Colorado River valley, especially the Miocene(?) and early Pliocene Bouse Formation, have been the focus of intense debate regarding the early paleoenvironmental history of this important continental-scale river system in southwestern North America and its integration with the proto-Gulf of California. Fine-grained units within these...
A draft decision framework for the National Park Service Interior Region 5 bison stewardship strategy
Amy Symstad, Brian W. Miller, Tanya M Shenk, Nicole D Athearn, Michael C. Runge
2019, Natural Resource Report 2019/204
The Department of the Interior Bison Conservation Initiative calls for its bureaus to plan and implement collaborative American bison conservation and to ensure involvement by tribal, state, and local governments and the public in that conservation. Four independently managed and geographically separated National Park Service (NPS) units in Interior Region...
Geologic map of the Blythe 7.5' quadrangle, La Paz County, Arizona and Riverside County, California
Debra Block, Brian F. Gootee, Kyle House, Philip A Pearthree
2019, Arizona Geological Survey Digital Geologic Map DGM-124
The geologic map of the Blythe 7.5' quadrangle spans about 60 percent of the width of the Holocene floodplain and valley floor of the lower Colorado River and the adjacent lower piedmont on the east side of the Colorado River Valley. This map depicts a composite geologic record of the...
Geochemistry and geophysics of iron oxide-apatite deposits and associated waste piles with implications for potential rare earth element resources from ore and historic mine waste in the eastern Adirondack Highlands, New York, USA
Ryan D. Taylor, Anjana K. Shah, Gregory J. Walsh, Cliff D. Taylor
2019, Economic Geology (114) 1569-1598
The iron oxide-apatite (IOA) deposits of the eastern Adirondack Highlands, New York, are historical high-grade magnetite mines that contain variable concentrations of rare earth element (REE)-bearing apatite crystals. The majority of the deposits are hosted within sodically altered Lyon Mountain granite gneiss, although some deposits occur within paragneiss,...
Sulfur contamination in the Everglades, a major control on mercury methylation
William H. Orem, David P. Krabbenhoft, Brett Poulin, George Aiken
2019, Book chapter, Mercury and the Everglades. A Synthesis and Model for Complex Ecosystem Restoration
In this chapter sulfur contamination of the Everglades and its role as a major control on methylmercury (MeHg) production is examined. Sulfate concentrations over large portions of the Everglades (60% of the ecosystem) are elevated or greatly elevated compared to background conditions of <1 mg/L. Land and water management...
Seabirds
Patrick G.R. Jodice, Evan Adams, Juliet S. Lamb, Yvan Satge, Jeffrey S. Gleason
2019, Book chapter, Strategic bird monitoring guidelines for the northern Gulf of Mexico, Mississippi Agricultural and Forestry Experiment Station Research Bulletin 1228
No abstract available....
Biogeographical patterns of tunicates utilizing eelgrass as substrate in the western North Atlantic between 39o and 47o north latitude (New Jersey to Newfoundland)
Mary R. Carman, Philip D. Colarusso, Hilary A. Neckles, Paul Bologna, Scott Caines, John D. P. Davidson, N. Tay Evans, Sophia Fox, David W. Grunden, Sarah Hoffman, Kevin C. K. Ma, Kyle Matheson, Cynthia McKenzie, Eric P. Nelson, Holly Plaisted, Emily Reddington, Stephen Schott, Melisa C. Wong
2019, Management of Biological Invasions (10) 602-616
Colonization of eelgrass (Zostera marina L.) by tunicates can lead to reduced plant growth and survival. Several of the tunicate species that are found on eelgrass in the northwest Atlantic are highly aggressive colonizers, and range expansions are predicted in association with climate-change induced increases in seawater temperature. In 2017, we...
Finding the gaps in America’s magnetic maps
Benjamin J. Drenth, V. J. Grauch
2019, Eos Science News
No abstract available....
Pyritization history in the middle to upper Cambrian Alum Shale, Scania Sweden: Evidence for ongoing diagenetic processes
Neil S. Fishman, Sven O. Egenhoff, Heather A. Lowers, Adam Boehlke, Per Ahlberg
2019, Book chapter, Memoir 120: Mudstone Diagenesis: Research Perspectives for Shale Hydrocarbon Reservoirs, Seals, and Source Rocks, 2019
Detailed diagenetic studies of the late Cambrian Alum Shale in southern Sweden were undertaken across an interval that includes the peak Steptoean Positive Carbon Isotope Excursion (SPICE) event to evaluate the pyrite mineralization history in the formation. Samples were collected from the Andrarum-3 core (Scania, Sweden); here the Alum...
Impacts of the 2015 eruption of Calbuco volcano on Chilean infrastructure, utilities, agriculture, and health
J. Hayes, N. I. Deligne, L Bertin, Rodrigo Calderon, J. Wardman, T. J. Wilson, G. Leonard, Stewart. C., Kristi L. Wallace, P. Baxter
2019, GNS Science Report 2019/04
This report presents data and summarises the findings of a reconnaissance trip investigating the impacts of the April 2015 eruption of Calbuco volcano, Chile, undertaken in November-December 2016. This study is mostly focused on the Los Lagos region, focusing on impacts occurring within ~30 km of the volcano, which includes...
Predicting paleoclimate from compositional data using multivariate Gaussian process inverse prediction
John R. Tipton, Mevin Hooten, Connor Nolan, Robert K. Booth, Jason McLachlan
2019, Annals of Applied Statistics (13) 2363-2388
Multivariate compositional count data arise in many applications including ecology, microbiology, genetics and paleoclimate. A frequent question in the analysis of multivariate compositional count data is what underlying values of a covariate(s) give rise to the observed composition. Learning the relationship between covariates and the compositional count allows for inverse...
Population characteristics and the potential suppression of common carp in Lake Spokane, Washington
Stacey Feeken, Zachary B. Klein, Michael C. Quist, Ned Horner
2019, Journal of Fish and Wildlife Management (10) 362-374
Common Carp Cyprinus carpio is a nonnative species that often has deleterious effects on aquatic systems. As such, there is interest in suppressing nonnative Common Carp populations in areas where humans have introduced them. The objectives of this study were to 1) provide insight on efficient techniques...
Joint system-input identification of bridge structures
S. F. Ghahari, Mehmet Celebi, H. Ebrahimian, Barbaros Cetiner, E. Taciroglu
2019, Turkish Journal of Earthquake Research (1) 98-122
This paper presents a novel framework for system identification of bridge structures using recorded earthquake data. Bridge structures are prone to spatial variability of ground motions because they extend over relatively long distances. So, input motion measurement is a challenging task, especially for long bridges with multiple piers. Moreover, direct...
Managing effects of drought in Hawai’i and U.S.-affiliated Pacific Islands
Abby G. Frazier, Jonathan Deenik, Neal Fujii, Greg Funderburk, Thomas Giambelluca, Christian Giardina, David A. Helweg, Victoria Keener, Donald Mair, John Marra, Sierra McDaniel, Lenore Ohye, Delwyn S. Oki, Elliott Parsons, Ayron Strauch, Clay Trauernicht
2019, General Technical Report WO-98-5
How is drought expressed in Hawai‘i & USAPI? Drought is a significant climate feature in Hawai‘i and the U.S.-Affiliated Pacific Islands (USAPI), at times causing severe impacts across multiple sectors. Below average precipitation anomalies are often accompanied by higher than average temperatures and reduced cloud cover. The resulting higher insolation...
A shallow rift basin segmented in space and time: The southern San Luis Basin, Rio Grande rift, northern New Mexico, U.S.A.
Benjamin J. Drenth, V. J. Grauch, Kenzie J. Turner, Brian D. Rodriguez, Ren A. Thompson, Paul W. Bauer
2019, Rocky Mountain Geology (54) 97-131
Interpretation of gravity, magnetotelluric, and aeromagnetic data in conjunction with geologic constraints reveals details of basin geometry, thickness, and spatiotemporal evolution of the southern San Luis Basin, one of the major basins of the northern Rio Grande rift. Spatial variations of low-density basin-fill thickness are estimated primarily using a 3D...
Frequent use of upland habitats by the endangered Hawaiian stilt (Himantopus mexicanus knudseni)
Martha Kawasaki, Patrick J. Hart, Eben H. Paxton
2019, Waterbirds (42) 431-438
The Hawaiian Stilt, or Ae’o (Himantopus mexicanus knudseni), is an endangered waterbird endemic to the Hawaiian Islands. Loss of suitable wetland habitats due to anthropogenic development is a leading cause for decline, as well as the introduction of non-native predators and invasive wetland plants. This study fitted four Hawaiian...
Assessing North American multimodel ensemble (NMME) seasonal forecast skill to assist in the early warning of hydrometeorological extremes over East Africa
Shraddhanand Shukla, Jason B. Roberts, Hoell. Andrew, Chris Funk, Franklin R. Robertson, Benjamin Kirtmann
2019, Climate Dynamics (15) 7411-7427
The skill of North American multimodel ensemble (NMME) seasonal forecasts in East Africa (EA), which encompasses one of the most food and water insecure areas of the world, is evaluated using deterministic, categorical, and probabilistic evaluation methods. The skill is estimated for all three primary growing seasons: March–May...
