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Page 101, results 2501 - 2525

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Not all publications have extents, not all extents are completely accurate
Population Monitoring
J. Joshua Nowak, Mark A. Hurley, Paul M Lukacs, Daniel P. Walsh, C. LeAnn White
2023, Book chapter, Ecology and Management of Black-tailed and Mule Deer of North America
No abstract available....
Karst terrain promotes thermal resiliency in headwater streams
Karmann G. Kessler, Karli M Rogers, Charles Marshak, Nathaniel Hitt
2023, Conference Paper, Proceedings of the West Virginia Academy of Science
The response of stream ecosystems to climate change will depend in part on groundwater processes that reduce the sensitivity of streams to atmospheric conditions.  We investigated the thermal sensitivity of streams across a gradient of groundwater inputs defined by karst terrain (carbonate parent materials) in the headwaters of the Potomac...
A scuticociliate causes mass mortality of Diadema antillarum in the Caribbean Sea
Ian Hewson, Isabella T. Ritchie, James S. Evans, Ashley Altera, Donald Behringer, Erin Bowman, Marilyn E. Brandt, Kayla A. Budd, Ruleo A. Camacho, Tomas O. Cornwell, Peter D. Countway, Aldo Croquer, Gabriel A. Delgado, Christopher M. DeRito, Elizabeth Duermit-Moreau, Ruth Francis-Floyd, Samuel Gittens Jr., Leslie Henderson, Alwin Hylkema, Christina A. Kellogg, Yasu Kiryu, Kimani A. Kitson-Walters, Patricia Kramer, Judith C. Lang, Harilaos Lessios, Lauren Liddy, David Marancik, Stephen Nimrod, Joshua T. Patterson, Marit Pistor, Isabel C. Romero, Rita Sellares-Blasco, Moriah L. B. Sevier, William C. Sharp, Matthew Souza, Andreina Valdez-Trinidad, Marijn van der Laan, Brayan Vilanova-Cuevas, Maria Villalpando, Sarah D. Von Hoene, Matthew Warham, Tom Wijers, Stacey M. Williams, Thierry M. Work, Roy P. Yanong, Someira Zambrano, Alizee Zimmermann, Mya Breitbart
2023, Science Advances (9)
Echinoderm mass mortality events shape marine ecosystems by altering the dynamics among major benthic groups. The sea urchin Diadema antillarum, virtually extirpated in the Caribbean in the early 1980s by an unknown cause, recently experienced another mass mortality beginning in January 2022. We investigated the cause of this mass mortality event...
Documentation of linear regression models for computing water-quality constituent concentrations using continuous real-time water-quality data for the North Fork Ninnescah River and Cheney Reservoir, Kansas, 2014–21
Ariele R. Kramer, Kyle A. Puls
2023, Scientific Investigations Report 2023-5037
Cheney Reservoir, in south-central Kansas, was constructed to provide a reliable municipal water supply for the city of Wichita, Kansas, and to provide downstream flood control, wildlife habitat, and recreation. Cheney Reservoir will continue to be important for municipal water supply use as needs increase with ongoing population growth and...
Understanding and mitigating thiaminase activity in silver carp
Patricia C. Wolfe, Amber M. Tuske, Donald E. Tillitt, Fred Allen, Katie A. Edwards
2023, Food Science (6)
A deficiency of thiamine (vitamin B1), an essential cofactor for enzymes involved in metabolic processes, can be caused by the enzyme thiaminase. Thiaminase in food stocks has been linked to morbidity and mortality due to thiamine depletion in many ecologically and economically important species. Thiaminase activity has been detected in certain...
The invasive Asian benthic foraminifera Trochammina hadai Uchio, 1962: Identification of a new local in Normandy (France) and a discussion on its putative introduction pathways
Vincent M.P. Bouchet, Jean-Charles Pavard, Maria Holzmann, Mary McGann, Eric Armynot de Chatelet, Apolyne Courleux, Jean-Phillipe Pezy, Jean-Claude Dauvin, Laurent Seuront
2023, Aquatic Invasions (18) 23-38
The invasive benthic foraminifera Trochammina hadai has been found for the first time in Europe along the coast of Normandy. Its native range of distribution is in Asia (Japan and Korea), and it has also been introduced along the coasts of western North America,...
Help build the Protected Areas Database of the United States (PAD-US)
Roger M. Johnson
2023, Fact Sheet 2023-3013
IntroductionPAD-US provides a comprehensive geospatial database of protected and managed areas in the United States. We assemble known protected areas whose primary purpose is biodiversity conservation, as well as lands and waters that provide public access to nature. As a National Geospatial Data Asset (https://ngda-portfolio-community-geoplatform. hub.arcgis.com/), the PAD-US database (https://www.usgs.gov/programs/gap-analysis-project/science/protected-areas)...
Investing in a nest egg: Intraspecific variation in the timing of egg laying across a latitudinal gradient
Carl G. Lundblad, Courtney J. Conway
2023, Oecologia (202) 83-96
Avian reproductive strategies vary widely, and many studies of life-history variation have focused on the incubation and hatching stages of nesting. Birds make proximate decisions regarding reproductive investment during the laying stage, and these decisions likely constrain and tradeoff with other traits and subsequent behaviors. However, we know relatively little...
Community for data integration 2019 project report
Amanda N. Liford, Caitlin M. Andrews, Aparna Bamzai, Joseph A. Bard, David S. Blehert, John B. Bradford, Wesley M. Daniel, Sara L. Caldwell Eldridge, Frank Engel, Jason A. Ferrante, Amy K. Gilmer, Margaret E. Hunter, Jeanne M. Jones, Benjamin Letcher, Frances L. Lightsom, Richard R. McDonald, Leah E. Morgan, Sasha C. Reed, Leslie Hsu
2023, Open-File Report 2022-1120
The U.S. Geological Survey Community for Data Integration annually supports small projects focusing on data integration for interdisciplinary research, innovative data management, and demonstration of new technologies. This report provides a summary of the 14 projects supported in fiscal year 2019 and outlines their goals, activities, and accomplishments. Proposals in...
Forest structure and residual tree growth at the Northwest Gateway project area, Lassen Volcanic National Park, California
Micah C. Wright, Phillip J. van Mantgem, Calvin Farris
2023, Open-File Report 2023-1021
Mechanical thinning and prescribed fire are common mitigation treatments to reduce fire hazards. However, these treatments are infrequently applied together within national parks. The Northwest Gateway project at Lassen Volcanic National Park is an exception to this pattern. Various thinning prescriptions were applied to the project area in 2014, with...
Using integral projection models to explore management strategies for silver carp (Hypophthalmichthys molitrix)
Cameron Coles, Elizabeth Balas, James P Peirce, Greg J. Sandland, Richard A. Erickson
2023, SPORA (9) 37-48
Silver carp (Hypophthalmichthys molitrix) are planktivorous fish that were originally introduced to the United States for use in fish production ponds and have since escaped these enclosures and are invading the Mississippi River Basin. The silver carp invasion of the Illinois River has a myriad of negative effects on native...
Insectivorous bat foraging tracks the availability of aquatic flies (Diptera)
Anya Metcalfe, Carol Fritzinger, Theodore J. Weller, Michael Dodrill, Jeffrey Muehlbauer, Charles Yackulic, Brandon P. Holton, Cheyenne Maxime Szydlo, Laura E. Durning, Joel B. Sankey, Theodore Kennedy
2023, Journal of Wildlife Management (87)
Rivers and their adjacent riparian zones are model ecosystems for observing cross-ecosystem energy transfers. Aquatic insects emerging from streams, for example, are resource subsidies that support riparian consumers such as birds, spiders, lizards, and bats. We collaborated with recreational river runners in Grand Canyon,...
Water balance characterization of the early 21st century drought in the western United States
Gregory J. McCabe, David M. Wolock
2023, Journal of the American Water Resources Association (59) 1041-1050
Monthly temperature and precipitation data for 923 United States Geological Survey 8-digit hydrologic units are used as inputs to a monthly water balance model to compute monthly actual evapotranspiration, soil moisture storage, and runoff across the western United States (U.S.) for the period 1900 through...
The evolution of natural and developed barriers under accelerating sea levels
Rose Elizabeth Palermo, Andrew D. Ashton, Di Jin, Porter Hoagland, Jorge Lorenzo-Trueba
2023, Conference Paper, The proceedings of the coastal sediments 2023
Communities residing on barrier islands depend upon the ability of barriers to withstand forcings such as waves, sea-level rise, and storms, particularly under stresses from climate change. Using a barrier island evolution model, we compare barrier response to linear versus accelerating sea-level rise. Results suggest that barriers are more likely...
Stream corridor sources of suspended sediment and sediment-bound phosphorus from an urban tributary to the Great Lakes
James Blount, Leah Lenoch, Faith Fitzpatrick
2023, Conference Paper, Proceedings of SEDHYD 2023
Potential sources of suspended sediment and sediment-bound phosphorus (sedP) were studied in the Kinnickinnic River (51 square kilometers), a heavily urbanized tributary to Lake Michigan (90% urban land use) in Milwaukee, Wisconsin. The river is 60% concrete lined channels, with few unlined reaches. From September 2019 through August 2020, an...
Numerical model characterization of sediment transport potentials pre- and post-construction of an artificial island in Foggy Island Bay, Alaska
Cornelis M. Nederhoff, Li H. Erikson, Anita C Engelstad, Stuart Pearson
2023, Conference Paper, The proceedings of the coastal sediments 2023
The anticipated construction of the Liberty Development Island near Prudhoe Bay, Alaska, has created a need to understand how the island may influence sediment transport patterns and deposition on the nearby Boulder Patch ecosystem. This study uses a numerical model to characterize sediment transport pathways in Foggy Island Bay with...
A conceptual workflow for projecting future riverine and coastal flood hazards to support the federal flood risk management standard
Jory Seth Hecht, Douglas C. Marcy, Jacquelyn R. Overbeck, Lauren Schmied, Faith Fitzpatrick, Nicole E.M. Kinsman, Maria G. Honeycutt, Robert R. Mason, Jr., Joseph Krolak, William C. Veatch, Julia G. Prokopec, Harvie Pollard, Allen C. Gellis, Daniel Sharar-Salgado, Edward Clark, Christopher P. Weaver
2023, Conference Paper, SEDHYD 2023
In 2021, the reinstatement of the Federal Flood Risk Management Standard (FFRMS) required federally funded projects to recognize potential increases in flood hazards over their service lives due to climate change or local anthropogenic perturbations. Recognizing that the state of the science had advanced since the implementation guidelines for this standard...
Assessment and guidance for using Laser In-situ Scattering and Transmissometry– Stream-Lined 2 (LISST-SL2)
Muneer Ahammad, Jonathan A. Czuba, Christopher A. Curran
2023, Conference Paper
The Laser In-situ Scattering and Transmissometry–Stream-Lined 2 (LISST-SL2) is a second-generation isokinetic river sediment monitoring device that uses laser diffraction to measure suspended-sediment concentration and particle size between 1 and 500 microns in 36 log-spaced bins at a point in a river every second. We compare this latest laser diffraction...
Reconstructing the geomorphic evolution and sediment budget history of a dynamic barrier island: Anclote Key, Florida
Daniel J. Ciarletta, Jennifer L. Miselis, Julie Bernier, Arnell S. Forde, Shannon A. Mahan
2023, Conference Paper, The proceedings of the coastal sediments 2023
Decadal to centennial variations in sediment availability are a primary driver of coastal change within barrier systems. Models help explore how barrier morphology relates to past changes in magnitude of sediment availability, but this requires insights and validation from field efforts. In this study, we investigate the progradation of Anclote...
Multiscale assessment of shoreline evolution in the US Pacific Northwest via a process-based model
Mohsen Taherkhani, Meredith Leung, Peter Ruggiero, Sean Vitousek, Jonathan Allan
2023, Conference Paper, The proceedings of the coastal sediments 2023
Prediction of shoreline evolution in coastal environments is critical to aid adaptation strategy planning for coastal communities. To perform reliable predictions, process-based shoreline change models have recently gained popularity in many applications. The study region here, Tillamook County, Oregon, on the US Pacific Northwest coast, has recently been experiencing elevated...
UAS mapping of surface roughness and digital grain size to assess pre-dam removal baseline conditions along the mainstem Klamath River corridor below Iron Gate Dam, California
Jennifer Curtis, Jacob John Taylor, Patrick Alan Haluska, Christian Luis Estrada, Michael J. Bartley, Sierra Noel Keller
2023, Conference Paper, SEDHYD 2023
Surface roughness and grain size in river corridors are fundamental indicators of river hydraulics. In hydraulic models for coarse-grained rivers, the roughness parameter is often assumed to be related to a representative grain diameter. This paper documents a workflow for using aerial imagery and Structure-from-Motion (SfM) photogrammetry to map surface...
Effects of climate change on the hydrologic and hydraulic response of the Caulks Creek basin, Wildwood, Missouri
Jessica Z. LeRoy, David C. Heimann, Tyler Joseph Burk, Charles V. Cigrand, Kyle D. Hix
2023, Conference Paper, SEDHYD 2023
The city of Wildwood, Missouri, has identified fluvial erosion along Caulks Creek as a management priority due to potential effects to infrastructure and property. The upper and middle reaches of Caulks Creek flow intermittently (only immediately after precipitation), whereas the lower reach flows perennially. This study examines the effects of...