Occurrence and effects of endocrine-disrupting chemicals in the St. Croix River
Sarah M. Elliott, Kathy Lee
2016, Report
The St. Croix River is one of the last undisturbed, large floodplain rivers in the upper Mississippi River System. The Saint Croix National Scenic Riverway encompasses 255 river miles from the St. Croix Flowage and Namekagon River to the confluence of the St. Croix River with the Mississippi River at...
Spatial and ecological variation in dryland ecohydrological responses to climate change: implications for management
Kyle A. Palmquist, Daniel R. Schlaepfer, John B. Bradford, William K. Lauenroth
2016, Ecosphere (7)
Ecohydrological responses to climate change will exhibit spatial variability and understanding the spatial pattern of ecological impacts is critical from a land management perspective. To quantify climate change impacts on spatial patterns of ecohydrology across shrub steppe ecosystems in North America, we asked the following question: How will climate change...
Canada goose nest survival at rural wetlands in north-central Iowa
Brenna N. Ness, Robert W. Klaver
2016, Wildlife Society Bulletin (40) 705-713
The last comprehensive nest survival study of the breeding giant Canada goose (Branta canadensis maxima) population in Iowa, USA, was conducted >30 years ago during a period of population recovery, during which available nesting habitat consisted primarily of artificial nest structures. Currently, Iowa's resident goose population is stable and nests...
Earthquake source properties from pseudotachylite
Nicholas M. Beeler, Giulio Di Toro, Stefan Nielsen
2016, Bulletin of the Seismological Society of America (106) 2764-2776
The motions radiated from an earthquake contain information that can be interpreted as displacements within the source and therefore related to stress drop. Except in a few notable cases, the source displacements can neither be easily related to the absolute stress level or fault strength, nor attributed to a particular...
Accurate recapture identification for genetic mark–recapture studies with error-tolerant likelihood-based match calling and sample clustering
Suresh Sethi, Daniel Linden, John Wenburg, Cara Lewis, Patrick R. Lemons, Angela K. Fuller, Matthew P. Hare
2016, Royal Society Open Science (3) 1-14
Error-tolerant likelihood-based match calling presents a promising technique to accurately identify recapture events in genetic mark–recapture studies by combining probabilities of latent genotypes and probabilities of observed genotypes, which may contain genotyping errors. Combined with clustering algorithms to group samples into sets of recaptures based upon pairwise match calls, these...
Assessment of trace element accumulation by earthworms in an orchard soil remediation study using soil amendments
Tiziana Centofantia, Rufus L. Chaney, W. Nelson Beyer, Laura L. McConnell, A. P. Davis, Dana Jackson
2016, Water, Air, & Soil Pollution (227)
This study assessed potential bioaccumulation of various trace elements in grasses and earthworms as a consequence of soil incorporation of organic amendments for in situ remediation of an orchard field soil contaminated with organochlorine and Pb pesticide residues. In this experiment, four organic amendments of differing total organic carbon content...
Structured decision making as a framework for large-scale wildlife harvest management decisions
Kelly F. Robinson, Angela K. Fuller, Jeremy E. Hurst, Bryan L. Swift, Arthur Kirsch, James F. Farquhar, Daniel J. Decker, William F. Siemer
2016, Ecosphere (7)
Fish and wildlife harvest management at large spatial scales often involves making complex decisions with multiple objectives and difficult tradeoffs, population demographics that vary spatially, competing stakeholder values, and uncertainties that might affect management decisions. Structured decision making (SDM) provides a formal decision analytic framework for evaluating difficult decisions by...
Overpressure development through time using 4D pressure-volume-temperature modeling in the deep Anadarko Basin, Colorado, Kansas, Oklahoma, and Texas
Debra K. Higley
2016, Book chapter, Hydrocarbon source rocks in unconventional plays, Rocky Mountain region: RMAG guidebook
No abstract available....
Temperature response of soil respiration largely unaltered with experimental warming
Joanna C. Carey, Jianwu Tang, Pamela H. Templer, Kevin D. Kroeger, Thomas W. Crowther, Andrew J. Burton, Jeffrey S. Dukes, Bridget Emmett, Serita D. Frey, Mary A. Heskel, Lifen Jiang, Megan B. Machmuller, Jacqueline Mohan, Anne Marie Panetta, Peter B. Reich, Sabine Reinsch, Xin Wang, Steven D. Allison, Chris Bamminger, Scott D. Bridgham, Scott L. Collins, Giovanbattista de Dato, William C. Eddy, Brian J. Enquist, Marc Estiarte, John Harte, Amanda Henderson, Bart R. Johnson, Klaus Steenberg Larsen, Yiqi Luo, Sven Marhan, Jerry M. Melillo, Josep Penuelas, Laurel Pfeifer-Meister, Christian Poll, Edward B. Rastetter, Andrew B. Reinmann, Lorien L. Reynolds, Inger K. Schmidt, Gaius R. Shaver, Aaron L. Strong, Vidya Suseela, Albert Tietema
2016, Proceedings of the National Academy of Sciences of the United States of America (113) 13797-13802
The respiratory release of carbon dioxide (CO2) from soil is a major yet poorly understood flux in the global carbon cycle. Climatic warming is hypothesized to increase rates of soil respiration, potentially fueling further increases in global temperatures. However, despite considerable scientific attention in recent decades, the overall response of...
Modeling and simulation of storm surge on Staten Island to understand inundation mitigation strategies
Michael E. Kress, Alan I. Benimoff, William J. Fritz, Cindy A. Thatcher, Brian O. Blanton, Eugene Dzedzits
2016, Journal of Coastal Research (Special Issue 76) 149-161
Hurricane Sandy made landfall on October 29, 2012, near Brigantine, New Jersey, and had a transformative impact on Staten Island and the New York Metropolitan area. Of the 43 New York City fatalities, 23 occurred on Staten Island. The borough, with a population of approximately 500,000, experienced some of the...
The Permian–Triassic transition in Colorado
James S. Hagadorn, Karen R. Whitely, Bonita L. Lahey, Charles M. Henderson, Christopher S. Holm-Denoma
2016, GSA Field Guides (44) 73-92
The Lykins Formation and its equivalents in Colorado are a stratigraphically poorly constrained suite of redbeds and intercalated stromatolitic carbonates, which is hypothesized to span the Permian-Triassic boundary. Herein we present a preliminary detrital zircon geochronology, new fossil occurrences, and δ13C chemostratigraphy for exposures along the Front Range and...
Marine ecoregion and Deepwater Horizon oil spill affect recruitment and population structure of a salt marsh snail
Steven C. Pennings, Scott Zengel, Jacob Oehrig, Merryl Alber, T. Dale Bishop, Donald R. Deis, Donna Devlin, A. Randall Hughes, John J. Hutchens Jr., Whitney M. Kiehn, Caroline R. McFarlin, Clay L. Montague, Sean P. Powers, C. Edward Proffitt, Nicolle Rutherford, Camille L. Stagg, Keith Walters
2016, Ecosphere (7)
Marine species with planktonic larvae often have high spatial and temporal variation in recruitment that leads to subsequent variation in the ecology of benthic adults. Using a combination of published and unpublished data, we compared the population structure of the salt marsh snail, Littoraria irrorata, between the South Atlantic Bight...
Evaluating early-warning indicators of critical transitions in natural aquatic ecosystems
Alena Sonia Gsell, Ulrike Scharfenberger, Deniz Ozkundakci, Annika W. Walters, Lars-Anders Hansson, Annette B. G. Janssen, Peeter Noges, Philip Reid, Daniel Schindler, Ellen van Donk, Vasilis Dakos, Rita Adrian
2016, Proceedings of the National Academy of Sciences of the United States of America (113) E8089-E8095
Ecosystems can show sudden and persistent changes in state despite only incremental changes in drivers. Such critical transitions are difficult to predict, because the state of the system often shows little change before the transition. Early-warning indicators (EWIs) are hypothesized to signal the loss of system resilience and have been...
Petroleum system model of the Upper Devonian-Lower Mississippian Bakken Formation in the northern Williston Basin, Saskatchewan, southwestern Manitoba, and southeastern Alberta, Canada
Debra K. Higley, Nicholas J. Gianoutsos
2016, Book chapter, Hydrocarbon source rocks in unconventional plays, Rocky Mountain region: RMAG guidebook
No abstract available....
Panel regressions to estimate low-flow response to rainfall variability in ungaged basins
Maoya Bassiouni, Richard M. Vogel, Stacey A. Archfield
2016, Water Resources Research (52) 9470-9494
Multicollinearity and omitted-variable bias are major limitations to developing multiple linear regression models to estimate streamflow characteristics in ungaged areas and varying rainfall conditions. Panel regression is used to overcome limitations of traditional regression methods, and obtain reliable model coefficients, in particular to understand the elasticity of streamflow to rainfall....
Creating a Coastal National Elevation Database (CoNED) for science and conservation applications
Cindy A. Thatcher, John Brock, Jeffrey J. Danielson, Sandra K. Poppenga, Dean B. Gesch, Monica Palaseanu-Lovejoy, John Barras, Gayla A. Evans, Ann Gibbs
2016, Journal of Coastal Research (Special Issue 76) 64-74
The U.S. Geological Survey is creating the Coastal National Elevation Database, an expanding set of topobathymetric elevation models that extend seamlessly across coastal regions of high societal or ecological significance in the United States that are undergoing rapid change or are threatened by inundation hazards. Topobathymetric elevation models are raster...
Use of structured decision-making to explicitly incorporate environmental process understanding in management of coastal restoration projects: Case study on barrier islands of the northern Gulf of Mexico
P. Soupy Dalyander, Michelle B. Meyers, Brady Mattsson, Gregory Steyer, Elizabeth Godsey, Justin McDonald, Mark R. Byrnes, Mark Ford
2016, Journal of Environmental Management (183) 497-509
Coastal ecosystem management typically relies on subjective interpretation of scientific understanding, with limited methods for explicitly incorporating process knowledge into decisions that must meet multiple, potentially competing stakeholder objectives. Conversely, the scientific community lacks methods for identifying which advancements in system understanding would have the highest value to decision-makers. A...
Modeling the effects of land cover and use on landscape capability for urban ungulate populations
H. Brian Underwood, Chellby R. Kilheffer
Robert A. Francis, James D. A. Millington, Michael A. Chadwick, editor(s)
2016, Book chapter
Expanding ungulate populations are causing concerns for wildlife professionals and residents in many urban areas worldwide. Nowhere is the phenomenon more apparent than in the eastern US, where urban white-tailed deer (Odocoileus virginianus) populations are increasing. Most habitat suitability models for deer have been developed in rural areas...
Interagency Pacific marten (Martes caurina) distribution study on the Olympic Peninsula, Washington
Katie Moriarty, Betsy Howell, Connor Morozumi, Patti Happe, Kurt J. Jenkins, Keith B. Aubry
2016, Report
The objective of this study was to determine if the Pacific marten (Martes caurina) still occurs on the Olympic Peninsula in Washington State. We reviewed recent records of marten observations on the Olympic Peninsula since 1998, and conducted new surveys in undersampled regions of the Olympic Peninsula during...
Nitrapyrin in streams: The first study documenting off-field transport of a nitrogen stabilizer compound
Emily E. Woodward, Michelle Hladik, Dana W. Kolpin
2016, Environmental Science & Technology Letters (3) 387-392
Nitrapyrin is a bactericide that is co-applied with fertilizer to prevent nitrification and enhance corn yields. While there have been studies of the environmental fate of nitrapyrin, there is no documentation of its off-field transport to streams. In 2016, 59 water samples from 11 streams across Iowa were analyzed for...
Concentrations of mineral aerosol from desert to plains across the central Rocky Mountains, western United States
Richard L. Reynolds, Seth M. Munson, Daniel Fernandez, Harland L. Goldstein, Jason C. Neff
2016, Aeolian Research (23) 21-35
Mineral dusts can have profound effects on climate, clouds, ecosystem processes, and human health. Because regional dust emission and deposition in western North America are not well understood, measurements of total suspended particulate (TSP) from 2011 to 2013 were made along a 500-km transect of five remote sites in Utah...
Baseline reference range for trace metal concentrations in whole blood of wild and managed West Indian Manatees (Trichechus manatus) in Florida and Belize
Noel Y. Takeuchi, Michael T. Walsh, Robert K. Bonde, James A. Powell, Dean A. Bass, Joseph C. Gaspard, David S. Barber
2016, Aquatic Mammals (42) 440-453
The West Indian manatee (Trichechus manatus) is exposed to a number of anthropogenic influences, including metals, as they inhabit shallow waters with close proximity to shore. While maintaining homeostasis of many metals is crucial for health, there is currently no baseline reference range that can be used to make clinical...
Cryovolcanism on Ceres
O. Ruesch, T. Platz, P. Schenk, L.A. McFadden, J. C. Castillo-Rogez, L. C. Quick, S. Byrne, F. Preusker, D.P. O'Brien, N. Schmedemann, D.A. Williams, Jian-Yang Li, M. T. Bland, H. Hiesinger, T. Kneissl, A. Neesemann, M. Schaefer, J. H. Pasckert, B.E. Schmidt, D.L. Buczkowski, M. V. Sykes, A. Nathues, T. Roatsch, M. Hoffman, C.A. Raymond, C.T. Russell
2016, Science (353)
Volcanic edifices are abundant on rocky bodies of the inner solar system. In the cold outer solar system, volcanism can occur on solid bodies with a water-ice shell, but derived cryovolcanic constructs have proved elusive. We report the discovery using Dawn Framing Camera images of a landform on dwarf planet...
Assessing Brook Trout populations in headwater streams of the Adirondack Mountains using environmental DNA -- Summary report
Barry P. Baldigo, Scott D. George, Lee Ann Sporn, Jacob Ball
2016, NYSERDA Report 17-02
This project evaluated standard fish-survey and environmental DNA (eDNA) sampling methods to determine the ability of eDNA to accurately predict the presence and abundance of resident Brook Trout populations in 40 headwater streams mainly in the western Adirondack Mountains during 2014–2015 (Figure 2). Standard 3-pass electrofishing surveys found that Brook...
A possible source mechanism of the 1946 Unimak Alaska far-field tsunami, uplift of the mid-slope terrace above a splay fault zone
Roland E. von Huene, John J. Miller, Dirk Klaeschen, Peter Dartnell
2016, Pure and Applied Geophysics (173) 4189-4201
In 1946, megathrust seismicity along the Unimak segment of the Alaska subduction zone generated the largest ever recorded Alaska/Aleutian tsunami. The tsunami severely damaged Pacific islands and coastal areas from Alaska to Antarctica. It is the charter member of “tsunami” earthquakes that produce outsized far-field tsunamis for the recorded magnitude....
