Skip to main content
U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.


Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Results

178821 results.

Alternate formats: RIS file of the first 3000 search results  |  Download all results as CSV | TSV | Excel  |  RSS feed based on this search  |  JSON version of this page of results

Page 5, results 101 - 125

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Atmospheric river activity during the late Holocene exceeds modern range of variability in California
Clarke Alexandra Knight, Lysanna Anderson, Liubov S. Presnetsova, Marie Rhondelle Champagne, David Wahl
2024, Nature Communications Earth and Environment (5)
Atmospheric rivers are associated with some of the largest flood-producing precipitation events in western North America, particularly California. Insight into past extreme precipitation can be reconstructed from sedimentary archives on millennial timescales. Here we document atmospheric river activity near Leonard Lake, California, over 3,200 years, using...
Flexible migration and habitat use strategies of an endangered waterbird during hydrological drought
Aaron T. Pearse, Andrew J. Caven, David M. Baasch, Mark T. Bidwell, John A Conkin, David A. Brandt
2024, Conservation Science and Practice (6)
Wildlife species confront threats from climate and land use change, exacerbating the influence of extreme climatic events on populations and biodiversity. Migratory waterbirds are especially vulnerable to hydrological drought via reduced availability of surface water habitats. We assessed how whooping cranes (Grus americana) modified...
Ecological inferences on invasive carp survival using hydrodynamics and egg drift models
Ruichen Xu, Duane Chapman, Caroline M. Elliott, Bruce Call, Robert B. Jacobson, Binbin Yang
2024, Scientific Reports (14)
Bighead carp (Hypophthalmichthys nobilis), silver carp (H. molitrix), black carp (Mylopharyngodon piceus), and grass carp (Ctenopharyngodon idella), are invasive species in North America. However, they hold significant economic importance as food sources in China. The drifting stage of carp eggs has received great attention because egg...
Bathymetric and velocimetric surveys at highway bridges crossing the Missouri and Mississippi Rivers on the periphery of Missouri, June 13–22, 2022
Richard J. Huizinga
2024, Scientific Investigations Report 2024-5032
Bathymetric and velocimetric data were collected by the U.S. Geological Survey, in cooperation with the Missouri Department of Transportation, near seven bridges at six highway crossings of the Missouri and Mississippi Rivers on the periphery of Missouri from June 13–22, 2022. A multibeam echosounder mapping system was used to obtain...
Genetic structure of restored Brook Trout populations in the Southern Appalachian Mountains indicates successful reintroductions
Rebecca J. Smith, David C. Kazyak, Matt A. Kulp, Barbara A. Lubinski, Benjamin M. Fitzpatrick
2024, Conservation Genetics
Wildlife reintroduction is an important conservation tool for threatened species, yet identifying appropriate source populations poses a challenge. In particular, the possibility of outbreeding depression is cited as a constraint limiting the range of candidate source populations for translocation. When multiple source lineages are mixed during reintroduction, genetic monitoring is...
Spatiotemporal patterns in habitat use of natal and non-natal adult Atlantic sturgeon in two spawning rivers
Shannon L. White, Matthew W. Breece, Dewayne A. Fox, David C. Kazyak, Amanda Higgs, Ian A Park, Cassia Busch, Barbara A. Lubinski, Robin L. Johnson, Amy Welsh
2024, Conservation Genetics (12)
BackgroundMonitoring movement across an organism’s ontogeny is often challenging, particularly for long-lived or wide-ranging species. When empirical data are unavailable, general knowledge about species’ ecology may be used to make assumptions about habitat use across space or time. However, inferences...
Carotenoid skin ornaments as flexible indicators of male foraging behavior in a marine predator: Variation among Mexican colonies of brown booby (Sula leucogaster)
Nathan P. Michael, Roxana Torres, Andreanna J. Welch, Jonathan J. Felis, Mario Erandi Bonillas-Monge, Josh Adams, Samantha Hodgson, Laura Lopez-Marques, Alejadro Martínez-Flores, Gala Enidh Castro-Mejias, Anne E. Wiley
2024, Marine Biology (171)
Carotenoid-dependent ornaments can reflect animals’ diet and foraging behaviors. However, this association should be spatially flexible and variable among populations to account for geographic variation in optimal foraging behaviors. We tested this hypothesis using populations of a marine predator (the brown booby, Sula leucogaster) that forage across...
Eggshell membrane thickness and its contribution to total eggshell thickness for 13 waterbird species
Gary M. Santolo, Sarah H. Peterson, Breanne Cooney, C. Alex Hartman, Mark P. Herzog, Josh T. Ackerman
2024, The Wilson Journal of Ornithology (136) 62-76
Eggshell thickness can be an indicator of environmental pollution in wild birds and shell quality in wild and domestic birds, but it is difficult to measure calcite eggshell thickness due to the presence of the adherent outer eggshell membrane. Eggshells of 13 waterbird species were divided in half...
Wetland creation and reforestation of legacy surface mines in the Central Appalachian Region (USA): A potential climate-adaptation approach for pond-breeding amphibians?
Lauren Sherman, Christopher D. Barton, Jacquelyn C. Guzy, Rebecca N. Davenport, John J. Cox, Jeffery L. Larkin, Todd Fearer, Jillian C. Newman, Steven J. Price
2024, Water (16)
Habitat restoration and creation within human-altered landscapes can buffer the impacts of climate change on wildlife. The Forestry Reclamation Approach (FRA) is a coal surface mine reclamation practice that enhances reforestation through soil decompaction and the planting of native trees. Recently, wetland creation has been coupled with FRA to...
Reproduction of grass carp (Ctenopharyngodon idella) in the Maumee River, Ohio: Part 2—Optimal river conditions for egg and larval drift
Jessica Z. LeRoy, Henry F. Doyle, P. Ryan Jackson, Charles V. Cigrand
2024, Journal of Great Lakes Research (50)
This study uses a one-dimensional steady-state hydraulic model and the Fluvial Egg Drift Simulator (FluEgg) to model the drift and dispersion of grass carp eggs and larvae in the Maumee River, Ohio, for 180 scenarios representing different combinations of 10 river flows, 6 water temperatures, and 3 spawning locations. The...
Craters of habit: Patterns of deformation in the western Galápagos
Eoin Reddin, Susanna K. Ebmeier, Marco Bagnardi, Andrew F. Bell, Pedro Espín Bedón
2024, Volcanica
The western Galápagos islands of Fernandina and Isabela comprise six active volcanoes that have deformed since first observed by satellite radar in the early 1990s. We analyse new (2015–2022) displacement time series at Alcedo, Cerro Azul, Darwin, Fernandina, Sierra Negra, and Wolf volcanoes in the context of...
Calculation of a suspended-sediment concentration-turbidity regression model and flood-ebb suspended-sediment concentration differentials from marshes near Stone Harbor and Thompsons Beach, New Jersey, 2018–19 and 2022–23
Olivia A. De Meo, Robert D. Bales, Neil K. Ganju, Eric D. Marsjanik, Steven E. Suttles
2024, Data Report 1193
The U.S. Geological Survey collected water velocity and water quality data from salt marshes in Great Channel, southwest of Stone Harbor, New Jersey, and near Thompsons Beach, New Jersey, to evaluate restoration effectiveness after Hurricane Sandy and monitor postrestoration marsh health. Time series data of turbidity and water velocity were...
ECCOE Landsat quarterly Calibration and Validation report—Quarter 4, 2023
Md Obaidul Haque, Rajagopalan Rengarajan, Mark Lubke, Md Nahid Hasan, Ashish Shrestha, Jerad L. Shaw, Alex Denevan, Kathryn Ruslander, Esad Micijevic, Michael J. Choate, Cody Anderson, Kurt Thome, Julia Barsi, Ed Kaita, Raviv Levy, Jeff Miller, Leibo Ding
2024, Open-File Report 2024-1026
Executive SummaryThe U.S. Geological Survey Earth Resources Observation and Science Calibration and Validation (Cal/Val) Center of Excellence (ECCOE) focuses on improving the accuracy, precision, calibration, and product quality of remote-sensing data, leveraging years of multiscale optical system geometric and radiometric calibration and characterization experience. The ECCOE Landsat Cal/Val Team continually...
First documentation of grass carp spawning in Lake Erie’s Central Basin
Corbin David Hilling, Adam J. Landry, James Roberts, Nathan Thompson, Cathy A. Richter, Ryan E. Brown, Christine M. Mayer, Song S. Qian
2024, Journal of Great Lakes Research (50)
Grass carp (Ctenopharyngodon idella) are non-indigenous to North America having been translocated to the United States in the 1960s as a potential non-chemical solution for nuisance aquatic vegetation. Reproductively viable grass carp now exist in many watersheds in the United States. In the Great Lakes basin, grass carp were first...
West Nile virus (avian) case definition for wildlife
Stéphane Lair, Valerie I. Shearn-Bochsler, Marnie Zimmer
2024, Techniques and Methods 19-C1
Diagnostic laboratories receive carcasses and samples for diagnostic evaluation and pathogen/toxin detection. Case definitions bring clarity and consistency to the evaluation process. Their use within and between organizations allows more uniform reporting of diseases and etiologic agents. The intent of a case definition is to provide scientifically based criteria for...
Leveraging natural capital accounting to support businesses with nature-related risk assessments and disclosures
Jane Carter Ingram, Emily McKenzie, Kenneth J. Bagstad, John Finisdore, Rayne van den Berg, Eli P. Fenichel, Michael Vardon, Stephen M. Posner, Marta Santamaria, Lisa Mandle, Richard J. Barker, James Spurgeon
2024, Philosophical Transactions of the Royal Society B: Biological Sciences (379)
Nature loss threatens businesses, the global economy and financial stability. Understanding and addressing these risks for business will require credible measurement approaches and data. This paper explores how natural capital accounting (NCA) can support business data and information needs related to nature, including disclosures aligned with the Taskforce on Nature-related...
Groundwater sustainability and land subsidence in California’s Central Valley
Claudia C. Faunt, Jonathan A. Traum, Scott E. Boyce, Whitney A. Seymour, Elizabeth Rae Jachens, Justin T. Brandt, Michelle Sneed, Sandra Bond, Marina Marcelli
2024, Water (16)
The Central Valley of California is one of the most prolific agricultural regions in the world. Agriculture is reliant on the conjunctive use of surface-water and groundwater. The lack of available surface-water and land-use changes have led to pumping-induced groundwater-level and storage declines, land subsidence, changes to streamflow and...
The influence of channel morphology and hydraulic complexity on larval pallid sturgeon (Scaphirhynchus albus) drift and dispersal dynamics in the Fort Peck Segment, Upper Missouri River: Insights from particle tracking simulations
Bruce Call, Richard R. McDonald, Susannah O. Erwin, R. B. Jacobson
2024, Journal of Ecohydraulics
Longitudinal dispersal of migratory fish species can be interrupted by factors that fragment rivers, such as dams and reservoirs with incompatible habitats, and indirect alterations to variables, such as water temperature or turbidity. The endangered pallid sturgeon (Scaphirhynchus albus) population in the Upper Missouri River Basin in North...
Evaluation of streamflow predictions from LSTM models in water- and energy-limited regions in the United States
Kul Bikram Khand, Gabriel B. Senay
2024, Machine Learning with Applications (16)
The application of Long Short-Term Memory (LSTM) models for streamflow predictions has been an area of rapid development, supported by advancements in computing technology, increasing availability of spatiotemporal data, and availability of historical data that allows for training data-driven LSTM models....
Evaluation of 2-D shear-wave velocity models and VS30at six strong-motion recording stations in southern California using multichannel analysis of surface waves and refraction tomography
Joanne H. Chan, Rufus D. Catchings, Mark R. Goldman, Coyn J. Criley, Robert R. Sickler
2024, Open-File Report 2024-1016
To better understand the potential for amplified ground shaking at sites that house critical infrastructure, the U.S. Geological Survey (USGS) evaluated shear-wave velocities (VS) at six strong-motion recording stations in Southern California Edison facilities in southern California. We calculated VS30 (time-averaged shear-wave velocity in the upper 30 meters [m]), which...
Reproduction of grass carp (Ctenopharyngodon idella) in the Maumee River, Ohio: Part 1—Spawning area identification using bidirectional drift modeling
P. Ryan Jackson, Charles V. Cigrand, Patrick M. Kočovský, Nicole R. King, Alan Kasprak, Evan M. Lindroth, Henry F. Doyle, Song S. Qian, Christine M. Mayer
2024, Journal of Great Lakes Research (50)
Control of invasive grass carp (Ctenopharyngodon idella) populations in the Western Lake Erie Basin merits adaptive management guided by the best available science. Presently (2024), capture of mature grass carp in rivers during spawning season is most efficient, so knowing when and where grass carp are spawning is essential information...
Network connectivity contributes to native small-bodied fish assemblages in the upper Mississippi River system
Shaley A Valentine, Kristen L. Bouska, Gregory W. Whitledge
2024, Journal of Freshwater Biology
Effective management and conservation of fishes requires understanding habitat use across multiple life stages while ensuring necessary habitats are both available and accessible. Tributary habitats may play an important role in recruitment and dispersal of fishes in anthropogenically modified rivers such as the...
Key breeding habitats of threatened golden eagles across Eastern Canada identified using a multi-level, multi-scale habitat selection approach
Laurie D Maynard, Jerome Lemaître, Jean-Francois Therrien, Tricia A. Miller, Todd E. Katzner, Scott Somershoe, Cooper. Jeff, Robert Sargent, Nicolas Lecomte
2024, Landscape Ecology (39)
ContextIn a conservation context, identifying key habitats suitable for reproduction, foraging, or survival is a useful tool, yet challenging for species with large geographic distributions and/or living in remote regions.ObjectivesThe objective of this study is to identify selected habitats at multiple levels...