Scientific research by the US Geological Survey staff, published in outside (i.e., non-USGS) publications or scholarly journals.

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2018

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Variation in home range size and patterns in adult female American crocodiles Crocodylus acutus, Jeffrey S. Beauchamp, Kristen M. Hart, Michael S. Cherkiss, and Frank J. Mazzotti

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Exotic Invasive Pomacea maculata (Giant Apple Snail) Will Depredate Eggs of Frog and Toad Species of the Southeastern US, Jacoby Carter, Darren Johnson, and Sergio Merino

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The flathead catfish invasion of the Great Lakes, Pam L. Fuller and Gary E. Whelan

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Marine Threats Overlap Key Foraging Habitat for Two Imperiled Sea Turtle Species in the Gulf of Mexico, Kristen M. Hart, Autumn R. Iverson, Ikuko Fujisaki, Margaret M. Lamont, David Bucklin, and Donna J. Shaver

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Serum proteins in healthy and diseased Florida manatees (Trichechus manatus latirostris), J.W. Harvey, K.E. Harr, D. Murphy, M.T. Walsh, M. de Wit, and R.K. Bonde

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Vegetation responses to sagebrush-reduction treatments measured by satellites, Aaron N. Johnston, Erik A. Beever, Jerod A. Merkle, and Geneva Chong

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Further Evidence for the Invasion and Establishment of Pterois volitans (Teleostei: Scorpaenidae) Along the Atlantic Coast of the United States, H. Scott Meister, David M. Wyanski, Joshua K. Loefer, Steve W. Ross, Andrea M. Quattrini, and Kenneth J. Sulak

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Ancient convergent losses of Paraoxonase 1 yield potential risks for modern marine mammals, Wynn K. Meyer, Jerrica Jamison, Rebecca Richter, Stacy E. Woods, Raghavendran Partha, Amanda Kowalczyk, Charles Kronk, Maria Chikina, Robert K. Bonde, Daniel E. Crocker, Joseph Gaspard, Janet M. Lanyon, Judit Marsillach, Clement E. Furlong, and Nathan L. Clark

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Designing a Protected Area to Safeguard Imperiled Species from Urbanization, Stephanie S. Romanach, Brad Stith, and Fred A. Johnson

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Fight and air exposure times of caught and released salmonids from the South Fork Snake River, Curtis J. Roth, Daniel J. Schill, and Michael C. Quist

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Global dynamics of a mutualism–competition model with one resource and multiple consumers, Yuanshi Wang, Hong Wu, and Donald L. DeAngelis

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Macrobenthic infaunal communities associated with deep‐sea hydrocarbon seeps in the northern Gulf of Mexico, Travis W. Washburn, Amanda W. J. Demopoulos, and Paul A. Montagna

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Internal parasites of the two subspecies of the West Indian manatee Trichechus manatus, Heidi Wyrosdick, Alycia Chapman, Antonio A. Mignucci-Giannoni, Carla I. Rivera-Pérez, and Robert K. Bonde

2017

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Micronuclei and Other Erythrocyte Nuclear Abnormalities in Fishes from the Great Lakes Basin,USA, Ryan P. Braham, Vicki S. Blazer, Cassidy H. Shaw, and Patricia M. Mazik

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Design Tradeoffs in Long-Term Research for Stream Salamanders, Adrianne B. Brand and Evan H. Campbell Grant

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Sensitivity of mangrove range limits to climate variability, Kyle C. Cavanaugh, Michael J. Osland, Remi Bardou, Gustavo Hinojosa-Arango, Juan M. Lopez-Vivas, John D. Parker, and Andre S. Rovai

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Degradation of Crude 4‑MCHM (4-Methylcyclohexanemethanol) in Sediments from Elk River, West Virginia, Isabelle M. Cozzarelli; Denise M. Akob; Mary Jo Baedecker; Tracey Spencer; Jeanne Jaeschke; Darren S. Dunlap; Adam C. Mumford; Amisha T, Poret-Peterson; and Douglas B. Chambers

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Floristic Quality Index and Forested Floristic Quality Index: Assessment Tools for Restoration Projects and Monitoring Sites in Coastal Louisiana, Kari F. Cretini, William B. Wood, Jenneke M. Visser, Ken W. Krauss, Leigh Anne Sharp, Gregory D. Steyer, Gary P. Shaffer, and Sarai C. Piazza

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Channel-planform evolution in four rivers of Olympic National Park, Washington, USA: the roles of physical drivers and trophic cascades, Amy E. East, Kurt J. Jenkins, Patricia J. Happe, Jennifer A. Bountry, Timothy J. Beechie, Mark C. Mastin, Joel B. Sankey, and Timothy J. Randle

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Greater Sage-Grouse Population Trends Across Wyoming, David R. Edmunds, Cameron L. Aldridge, Michael S. O'Donnell, and Adrian P. Monroe

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Temporal shift of sea turtle nest sites in an eroding barrier island beach, Ikuko Fujisaki, Margaret Lamont, and Ray Carthy

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Habitat mosaics and path analysis can improve biological conservation of aquatic biodiversity in ecosystems with low-head dams, Sean M. Hitchman, Martha E. Mather, Joseph M. Smith, and Jane S. Fencl

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Cytonuclear discordance in the Florida Everglades invasive Burmese python (Python bivittatus) population reveals possible hybridization with the Indian python (P. molurus), Margaret E. Hunter, Nathan A. Johnson, Brian J. Smith, Michelle C. Davis, John S.S. Butterfield, Ray W. Snow, and Kristen M. Hart

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Challenges for creating a site-specific groundwater-use record for the Ozark Plateaus aquifer system (central USA) from 1900 to 2010, Katherine J. Knierim, Anna M. Nottmeier, Scott Worland, Drew A. Westerman, and Brian R. Clark

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Weathering and erosion of fractured bedrock systems, Marina I. Lebedeva and Susan L. Brantley

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Simulating the effects of management practices on cropland soilorganic carbon changes in the Temperate Prairies Ecoregion of theUnited States from 1980 to 2012, Zhengpeng Li, Shuguang Liu, Zhengxi Tan, Terry L. Sohl, and Yiping Wu

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Effects of Industrial and Investigator Disturbance on Arctic-Nesting Geese, Brandt W. Meixell and Paul L. Flint

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Camera system considerations for geomorphic applications of SfM photogrammetry, Adam R. Mosbrucker, Jon J. Major, Kurt R. Spicer, and John Pitlick

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Review of A Chorus of Cranes: The Cranes of North America and the World by Paul A. Johnsgard, Aaron T. Pearse

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Lack of Observed Movement Response to Lead Exposure of California Condors, Sharon A. Poessel, Joseph Brandt, Linda Uyeda, Molly Astell, and Todd E. Katzner

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Moving from Generalisations to Specificity about Mangrove –Saltmarsh Dynamics, Kerrylee Rogers and Ken W. Krauss

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Semi-Arid Grassland Bird Responses to Patch-Burn Grazing and Drought, Susan K. Skagen, David J. Augustine, and Justin D. Derner

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FLOOD EFFECTS PROVIDE EVIDENCE OF AN ALTERNATE STABLE STATE FROM DAM MANAGEMENT ON THE UPPER MISSOURI RIVER, K. Skalak, A. Benthem, C. Hupp, E. Schenk, J. Galloway, and R. Nustad

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Assessment of Frequency and Duration of Point Counts When Surveying for Golden Eagle Presence, Ben R. Skipper, Clint W. Boal, Jo-Szu Tsai, and Mark R. Fuller

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Variation in δ15N and δ13C values of forages for Arctic caribou: effects of location, phenology and simulated digestion, Lindsay L. Vansomeren, Perry S. Barboza, David D. Gustine, and M. Syndonia Bret-Harte

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Comparison of Acoustic Recorders and Field Observers for Monitoring Tundra Bird Communities, Skyler T. Vold, Colleen M. Handel, and Lance B. McNew

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Smartphone Technologies and Bayesian Networks to Assess Shorebird Habitat Selection, Sara L. Zeigler, E. Robert Thieler, Benjamin T. Gutierrez, Nathaniel G. Plant, Megan Hines, James D. Fraser, and Daniel H. Catlin

2016

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Elevation dynamics in a restored versus a submerging salt marsh in Long Island Sound, Shimon C. Anisfeld, Troy D. Hill, and Daonald R. Cahoon

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Fishing diseased abalone to promote yield and conservation, Tal Ben-Horin, Kevin D. Lafferty, Gorka Bidegain, and Hunter S. Lenihan

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Deep subsurface drip irrigation using coal-bed sodic water: Part II. Geochemistry, Carleton R. Bern, George N. Breit, Richard W. Healy, and John W. Zupancic

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Bioaccessibility Tests Accurately Estimate Bioavailability Of Lead To Quail, W. Nelson Beyer, Nicholas T. Basta, Rufus L. Chaney, Paula F.P. Henry, David E. Mosby, Barnett A. Rattner, Kirk G. Scheckel, Daniel T. Sprague, and John S. Weber

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POLARIS: A 30-meter probabilistic soil series map of the contiguous United States, Nathaniel W. Chaney, Eric F. Wood, Alexander B. McBratney, Jonathan W. Hempel, Travis W. Nauman, Colby W. Brungard, and Nathan P. Odgers

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The Migratory Bird and Habitat Research Laboratory and the Accelerated Research Program, Richard A. Coon

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Paying the Pipers: Mitigating the Impact of Anticoagulant Rodenticides on Predators and Scavengers, John E. Elliott, Barnett A. Rattner, Richard F. Shore, and Nico W. van den Brink

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Urban sprawl as a risk factor in motor vehicle crashes, Reid Ewing, Shima Hamidi, and James B. Grace

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Immunoglobulin detection inwild birds: effectiveness of three secondary anti-avian IgY antibodies in direct ELISAs in 41 avian species, Carol A. Fassbinder-Orth, Travis E. Wilcoxen, Tiffany Tran, Raoul K. Boughton, Jeanne M. Fair, Erik K. Hofmeister, Jennifer L. Grindstaff, and Jen C. Owen

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EVALUATING METHODS TO ESTABLISH HABITAT SUITABILITY CRITERIA: A CASE STUDY IN THE UPPER DELAWARE RIVER BASIN, USA, H. S. Galbraith, C. J. Blakeslee, J. C. Cole, C. A. Talbert, and K. O. Maloney

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An association between a cusk eel (Bassozetus sp.) and a black coral (Schizopathes sp.) in the deep western Indian Ocean, Andrew R. Gates, Kirsty J. Morris, Daniel O. Jones, and Kenneth J. Sulak

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Mapping marginal croplands suitable for cellulosic feedstock crops in the Great Plains, United States, Yingxin Gu and Bruce K. Wylie

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Using satellite vegetation and compound topographic indices to maphighly erodible cropland buffers for cellulosic biofuel cropdevelopments in eastern Nebraska, USA, Yingxin Gu and Bruce K. Wylie

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Component greenhouse gas fluxes and radiative balance from two deltaic marshes in Louisiana: Pairing chamber techniques and eddy covariance, Ken W. Krauss, Guerry O. Holm Jr., Brian C. Perez, David E. McWhorter, Nicole Cormier, Rebecca F. Moss, Darren J. Johnson, Scott C. Neubauer, and Richard C. Raynie

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Chesapeake Bay Fish–Osprey (Pandion Haliaetus) Food Chain: Evaluation Of Contaminant Exposure And Genetic Damage, Rebecca S. Lazarus, Barnett A. Rattner, Peter C. McGowan, Robert C. Hale, Natalie K. Karouna-Renier, Richard A. Erickson, and Mary Ann Ottinger

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Evaluating land cover influences on model uncertainties—A case study of cropland carbon dynamics in the Mid-Continent Intensive Campaign region, Zhengpeng Li, Shuguang Liu, Xuesong Zhang, Tristram O. West, Stephen M. Ogle, and Naijun Zhou

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Patuxent’s American Black Duck Studies from Chesapeake Bay to Maine and Beyond, Jerry R. Longcore

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Patuxent’s Long-Term Research on Wolves, David L. Mech

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Geochemical evidence for seasonal controls on the transportation of Holocene loess, Matanuska Valley, southern Alaska, USA, Daniel R. Muhs, James R. Budahn, Gary Skipp, and John P. McGeehin

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Retrospective: Adjusting Contaminant Concentrations in Bird Eggs to Account for Moisture and Lipid Loss During Their Incubation, Barnett A. Rattner, Stanley N. Wiemeyer, and Lawrence J. Blus

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Patuxent’s Role in the Development of the North American Breeding Bird Survey, John R. Sauer

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Endangered Species Research in Hawaii: The Early Years (1965–87), Michael J. Scott and Cameron B. Kepler

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Conserving California Condors in the 1980s, Noel F.R. Snyder

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Processes Contributing to Resilience of Coastal Wetlands to Sea-Level Rise, Camille L. Stagg, Ken W. Krauss, Donald R. Cahoon, Nicole Cormier, William H. Conner, and Christopher M. Swarzenski

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Coherent late-Holocene climate-driven shifts in the structure of three Rocky Mountain lakes, Jeffrey R. Stone, Jasmine E. Saros, and Gregory T. Pederson

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Status of scientific knowledge, recovery progress, and future research directions for the Gulf Sturgeon, Acipenser oxyrinchus desotoi Vladykov, 1955, K.J. Sulak, F. Parauka, W. T. Slack, R. T. Ruth, M. T. Randall, K. Luke, and M. E. Price

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A Personal Perspective on Searching for the Ivory-Billed Woodpecker: A 41-Year Quest, Paul W. Sykes Jr.

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The Bird Banding Laboratory: Support for and Collaboration with Research at Patuxent, John Tautin

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Endangered Species Research in the Caribbean, James W. Wiley

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Gross and Microscopic Lesions in Corals from Micronesia, T. M. Work, G. S. Aeby, and K. A. Hughen

2015

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On underestimation of global vulnerability to tree mortality and forest die-off from hotter drought in the Anthropocene, Craig D. Allen, David D. Breshears, and Nate G. McDowell

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A Simple Web-Based Tool to Compare Freshwater Fish Data Collected Using AFS Standard Methods, Scott A. Bonar, Norman Mercado-Silva, Matt Rahr, Yuta T. Torrey, and Averill Cate Jr.

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Estimating Relative Sea-Level Rise and Submergence Potential at a Coastal Wetland, Donald R. Cahoon

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Linking thermodynamic modelling, Lu–Hf geochronology and trace elements in garnet: new P–T–t paths from the Sevier hinterland, A. M. Cruz-Uribe, T. D. Hoisch, M. L. Wells, J. D. Vervoort, and F. K. Mazdab

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Investigating Endocrine and Physiological Parameters of Captive American Kestrels Exposed by Diet to Selected Organophosphate Flame Retardants, Kimberly J. Fernie, Vince Palace, Lisa E. Peters, Nil Basu, Robert J. Letcher, Natalie K. Karouna-Renier, Sandra L. Schultz, Rebecca S. Lazarus, and Barnett A. Rattner

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Metamodels to Bridge the Gap Between Modeling and Decision Support, Michael N. Fienen, Bernard T. Nolan, Daniel T. Feinstein, and J. Jeffrey Starn

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Bioaccumulation of Stentorin, the Probable Causative Agent for Discolored (“Purple”) Eggs and Ovaries in Blue Catfish (Ictalurus furcatus) from Eufaula Lake, Oklahoma, USA, Robert W. Gale, Diana M. Papoulias, and Christopher J. Schmitt

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Another possible source of archeological maize found in Chaco Canyon, NM: The Tohatchi Flats area, NM, USA, Deanna Grimstead, Sharon M. Buck, Bradley J. Vierra, and Larry V. Benson

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Developing a 30-m grassland productivity estimation map for central Nebraska using 250-m MODIS and 30-m Landsat-8 observations, Yingxin Gu and Bruce K. Wylie

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NUTRIENT CONTRIBUTIONS FROM ALLUVIAL SOILS ASSOCIATED WITH THE RESTORATION OF SHALLOW WATER HABITAT IN THE LOWER MISSOURI RIVER, D C. Heimann, D M. Morris, and T R. Gemeinhardt

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Examining spectral variations in localized lunar dark mantle deposits, Erica R. Jawin, Sebastien Besse, Lisa R. Gaddis, Jessica M. Sunshine, James W. Head, and Sara Mazrouei

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Aquatic pollution increases use of terrestrial prey subsidies by stream fish, Johanna M. Kraus, Justin F. Pomeranz, Andrew S. Todd, David M. Walters, Travis S. Schmidt, and Richard B. Wanty

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Decadal re-evaluation of contaminant exposure and productivity of ospreys (Pandion haliaetus) nesting in Chesapeake Bay Regions of Concern, Rebecca S. Lazarus, Barnett A. Rattner, Peter C. McGowan, Robert C. Hale, Sandra L. Schultz, Natalie K. Karouna-Renier, and Mary Ann Ottinger

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Sea level and turbidity controls on mangrove soil surface elevation change, Catherine E. Lovelock, Maria Fernanda Adame, Vicki Bennion, Matthew Hayes, Ruth Reef, Nadia Santini, and Donald R. Cahoon

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The vulnerability of Indo-Pacific mangrove forests to sea-level rise, Catherine E. Lovelock, Donald R. Cahoon, Daniel A. Friess, Glenn R. Guntenspergen, Ken W. Krauss, Ruth Reef, Kerrylee Rogers, Megan L. Saunders, Frida Sidik, Andrew Swales, Neil Saintilan, Le Xuan Thuyen, and Tran Triet

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Dynamic rupture models of earthquakes on the Bartlett Springs Fault, Northern California, Julian C. Lozos, Ruth A. Harris, Jessica R. Murray, and James J. Lienkaemper

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Sediment and discharge yields within a minimally disturbed, headwater watershed in North Central Pennsylvania, USA, with an emphasis on Superstorm Sandy, Kelly O. Maloney and Dustin R. Shull

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End-of-winter snow depth variability on glaciers in Alaska, Daniel McGrath, Louis Sass, Shad O/Neel, Anthony Arendt, Gabriel Wolken, Alessio Gusmeroli, Christian Kienholz, and Christopher McNeil

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At-grade stabilization structure impact on surface water quality of an agricultural watershed, Kyle R. Minks, Matthew D. Ruark, Birl Lowery, Fred W. Madison, Dennis Frame, Todd D. Stuntebeck, Matthew J. Komiskey, and George J. Kraft

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Late Quaternary sea-level history and the antiquity of mammoths (Mammuthus exilis and Mammuthus columbi), Channel Islands National Park, California, USA, Daniel R. Muhs, Kathleen R. Simmons, Lindsey T. Groves, John McGeehin, R. Randall Schumann, and Larry D. Agenbroad

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Uranium-series ages of fossil corals from Mallorca, Spain: The “Neotyrrhenian” high stand of the Mediterranean Sea revisited, Daniel R. Muhs, Kathleen R. Simmons, Joaquín Meco, and Naomi Porat

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Sea level, paleogeography, and archeology on California's Northern Channel Islands, Leslie Reeder- Myers, Jon Erlandson, Daniel R. Muhs, and Torben Rick

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Underpressure in Mesozoic and Paleozoic rock units in the Midcontinent of the United States, Philip H. Nelson, Nicholas J. Gianoutsos, and Ronald M. Drake

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Radiocarbon dating of late Quaternary sediments using fossil gastropod shells, Jeffrey S. Pigati, John P. McGeehin, and Daniel R. Muhs

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Interactive Effects of Climate Change with Nutrients, Mercury, and Freshwater Acidification on Key Taxa in the North Atlantic Landscape Conservation Cooperative Region, Alfred E. Pinkney, Charles T. Driscoll, David C. Evers, Michael J. Hooper, Jeffrey Horan, Jess W. Jones, Rebecca S. Lazarus, Harold G. Marshall, Andrew Milliken, Barnett A. Rattner, John Schmerfeld, and Donald W. Sparling

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Toxicity reference values for chlorophacinone and their application for assessing anticoagulant rodenticide risk to raptors, Barnett A. Rattner, Katherine E. Horak, Rebecca S. Lazarus, Sandra L. Schultz, Susan Knowles, Benjamin G. Abbo, and Steven F. Volker

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Drought Monitoring and Assessment: Remote Sensing and Modeling Approaches for the Famine Early Warning Systems Network, G B. Senay, N M. Velpuri, S Bohms, M Budde, C Young, J Rowland, and J P. Verdin

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Possible Tsunami Deposits on the Caribbean Coast of the Yucatán Peninsula, Charles Shaw and Larry Benson

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Corn Belt soil carbon and macronutrient budgets with projected sustainable stover harvest, Zhengxi Tan and Shuguang Liu

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Use of Terrestrial Field Studies In the Derivation of Bioaccumulation Potential of Chemicals, Nico W. van den Brink, Jennifer A. Arblaster, Sarah R. Bowman, Jason M. Conder, John E. Elliott, Mark S. Johnson, Derek C.G. Muir, Tiago Natal-da-Luz, Barnett A. Rattner, Bradley E. Sample, and Richard F. Shore

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Relative importance of phosphorus, invasive mussels and climate for patterns in chlorophyll a and primary production in Lakes Michigan and Huron, David M. Warner and Barry M. Lesht

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The distribution of selected elements and minerals in soil of the conterminous United States, Laurel Woodruff, William F. Cannon, David B. Smith, and Federico Solano

2014

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Implementation of a Non-lethal Biopsy Punch Monitoring Program for Mercury in Smallmouth Bass, Micropterus dolomieu Lacepede, from the Eleven Point River, Missouri, J. R. Ackerson, M. J. McKee, C. J. Schmitt, and W. G. Brumbaugh