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.

Https

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

11004 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 42, results 1026 - 1050

Show results on a map

Publication Extents

Not all publications have extents, not all extents are completely accurate
Missouri and Landsat
U.S. Geological Survey
2022, Fact Sheet 2022-3015
Missouri, one of only two States that borders eight different States, lies in the heart of the United States. Distinguished by its farm fields and forests, substantial rivers and lakes, and cities filled with culture and industry, the “Show Me State” has abundant beauty and a long history of connecting...
Quantifying large-scale continental shelf margin growth and dynamics across mid-Cretaceous Arctic Alaska with detrital zircon U-Pb dating
Richard O. Lease, David W. Houseknecht, Andrew R. C. Kylander-Clark
2022, Geology (50) 620-625
Sequence stratigraphy provides a unifying framework for integrating diverse observations to interpret sedimentary basin evolution; however, key time assumptions about stratigraphic elements spanning hundreds of kilometers are rarely quantified. We integrate new detrital zircon U-Pb (DZ) dates from 28 samples with seismic mapping to establish a chronostratigraphic framework across 800...
Preliminary geologic map of the Cherry Hill quadrangle, Dinwiddie, Sussex, and Greensville Counties, Virginia
Mark W. Carter, Adam T. Karst, C. Rick Berquist Jr., J. Stephen Schindler, Robert E. Weems, Benjamin R. Weinmann, E. Allen Crider, Jr.
2022, Open-File Report 2021-1106
The Cherry Hill 7.5-minute quadrangle straddles the Coastal Plain and Piedmont Provinces along the Tidewater Fall Line. Rocks of the eastern Piedmont Roanoke Rapids terrane crop out in the western part of the quadrangle and consist of greenschist- to amphibolite-facies Neoproterozoic felsic to intermediate metavolcanic rocks, some of which contain...
Fire (plus) flood (equals) beach: Coastal response to an exceptional river sediment discharge event
Jonathan A. Warrick, Kilian Vos, Amy E. East, Sean Vitousek
2022, Scientific Reports (12) 3848
Wildfire and post-fire rainfall have resounding effects on hillslope processes and sediment yields of mountainous landscapes. Yet, it remains unclear how fire–flood sequences influence downstream coastal littoral systems. It is timely to examine terrestrial–coastal connections because climate change is increasing the frequency, size, and intensity of wildfires, altering precipitation rates,...
Response of Green Lake, Wisconsin, to changes in phosphorus loading, with special emphasis on near-surface total phosphorus concentrations and metalimnetic dissolved oxygen minima
Dale M. Robertson, Benjamin J. Siebers, Robert Ladwig, David P. Hamilton, Paul C. Reneau, Cory P. McDonald, Stephanie Prellwitz, Richard C. Lathrop
2022, Scientific Investigations Report 2022-5003
Green Lake is the deepest natural inland lake in Wisconsin, with a maximum depth of about 72 meters. In the early 1900s, the lake was believed to have very good water quality (low nutrient concentrations and good water clarity) with low dissolved oxygen (DO) concentrations occurring in only the deepest...
Circulation, mixing, and transport in nearshore Lake Erie in the vicinity of Villa Angela Beach and Euclid Creek, Cleveland, Ohio, June 10–12, 2019, and August 19–21, 2019
Justin A. Boldt, P. Ryan Jackson
2022, Scientific Investigations Report 2021-5122
Villa Angela Beach, on the Lake Erie lakeshore near Cleveland, Ohio, is just west of the mouth of Euclid Creek, a small, flashy stream that drains approximately 23 square miles and is susceptible to periodic contamination from combined sewer overflows (CSOs; 190 and 189 events in 2018 and 2019, respectively)....
Nocturnal light-specific temporal partitioning facilitates coexistence for a small mesopredator, the eastern spotted skunk
Courtney J. Marneweck, Cameron R. Forehand, Charles D. Waggy, Stephen N. Harris, Todd E. Katzner, David S. Jachowski
2022, Journal of Ethology 1-6
Eastern spotted skunks are of conservation concern where competition and predation are a possible cause of their decline. Using camera traps at a food subsidy, we investigated nocturnal temporal overlap of spotted skunks with co-occurring predators. Spotted skunks were more active during dark nights, when their activity overlapped with the...
Draft genome sequence of a novel calicivirus from a brown bullhead (Ameiurus nebulosus) from Lake Memphremagog, Vermont/Quebec
Luke R. Iwanowicz, Vicki S. Blazer, Tom Jones, Matthew Bodnar, Korin Ekholm, Julie Dragon, Peter Emmerson
2022, Microbiology Resource Announcements (11)
We report a draft genome sequence of a previously undescribed calicivirus from a single brown bullhead inhabiting Lake Memphremagog, Vermont/Quebec. The genome is 7,413 nucleotides long and is most similar to the Atlantic salmon calicivirus (nucleotide identity; 64.7%)....
Survival of white-tailed deer fawns on Marine Corps Base Quantico
Gisele R. Aubin, Christa C. Nye, John H. Rohm, R.T. Stamps, W. Mark Ford, Michael J. Cherry
2022, The Journal of Wildlife Management (86)
Some jurisdictions in the eastern United States have reduced harvest of white-tailed deer (Odocoileus virginianus) because of perceived declines in recruitment and population size over the last decade. Although the restoration of American black bears (Ursus americanus) and the colonization of coyotes (Canis latrans) have increased fawn predation in some...
The effects of discharge and bank orientation on the annual riverbank erosion along Powder River in Montana, USA
John A. Moody
2022, Geomorphology (403)
Annual bank erosion was measured at multiple cross sections along the free-flowing meandering Powder River in the western United States from 1979 through 2019. Bank erosion was separated into two components—above water and underwater erosion. Above water erosion was measured as the annual bank retreat rate (0–15.4 m y−1). Underwater erosion rate (0–47 m3 m−1 y−1) was calculated...
Evidence of a dietary shift by the Florida manatee (Trichechus manatus latirostris) in the Indian River Lagoon inferred from stomach content analyses
Aarin Conrad Allen, Cathy Beck, Danielle C. Sattelberger, Jeremy J. Kiszka
2022, Estuarine, Coastal and Shelf Science (268)
Investigating the long-term fluctuations of the feeding ecology of megaherbivores such as sirenians is important, as any changes could be indicative of shifts in resource availability. The Indian River Lagoon (IRL), eastern Florida, USA, is a critical habitat for the Florida manatee (Trichechus manatus latirostris). However, the IRL has experienced a substantial decline in seagrass due...
Hydrogeology of aquifers within the Fairport-Lyons channel system and adjacent areas in Wayne, Ontario, and Seneca Counties, New York
Richard J. Reynolds, Paul M. Heisig, Kristin S. Linsey
2022, Scientific Investigations Report 2021-5086
A hydrogeologic investigation was undertaken by the U.S. Geological Survey, in cooperation with the New York State Department of Environmental Conservation, within the areas shown in the Macedon, Palmyra, Newark, and Lyons 7.5-minute quadrangle maps that include parts of Wayne, Ontario, and Seneca Counties in New York. The most productive...
Northern long-eared bats in the central Appalachians following white-nose syndrome: Failed maternity colonies?
Nicholas J. Kalen, Michael S. Muthersbaugh, Joshua B. Johnson, Alexander Silvis, W. Mark Ford
2022, Journal of the Southeastern Association of Fish and Wildlife Agencies (9) 159-167
Northern long-eared bat (Myotis septentrionalis) populations have experienced severe declines in eastern North America from white-nose syndrome (WNS), yet potential secondary effects on maternity roosting and recruitment remain largely unknown. We documented female day- roosting at two locations in the central Appalachians of Virginia, Back Creek Mountain (BCM) and Rapidan Camp...
Interannual colony exchange among breeding Eastern Brown Pelicans
Bradley P. Wilkinson, Patrick G.R. Jodice
2022, Journal of Field Ornithology (93)
Colonial seabirds often display high rates of interannual site fidelity to breeding locations, especially as adults. Species using more nearshore or coastal systems, however, may display comparatively less fidelity than highly pelagic species. We used long-term GPS tracking data to assess the frequency of interannual colony switching in Eastern Brown...
The Coles Hill uranium deposit, Virginia, USA: Geology, geochemistry, geochronology, and genetic model
Susan M. Hall, J.S. Beard, Christopher J. Potter, R.J. Bodnar, Leonid A. Neymark, James B. Paces, Craig A. Johnson, G.N. Breit, Robert A. Zielinski, G. J. Aylor Jr.
2022, Economic Geology (117) 273-304
The Coles Hill uranium deposit with an indicated resource of about 130 million lbs. of U3O8 is the largest unmined uranium deposit in the United States. The deposit is hosted in the Taconian (approximately 480 – 450 Ma) Martinsville igneous complex, which consists of the Ordovician Leatherwood Granite (granodiorite) and...
Great Lakes lake trout thiamine monitoring program annual report
Jacques Rinchard, Thomas Blowers, Brian F. Lantry
2022, Report
The U.S. Geological Survey’s Great Lakes Science Center (GLSC), Eastern Ecological Science Center, and Columbia Environmental Research Center (CERC), and the State University of New York (SUNY) Brockport have conducted in collaboration with partner agencies a cooperative program to monitor thiamine concentrations in lake trout eggs since the late 1990s....
Geology & mineralogy of the Old Mine Park area Trumbull Connecticut
Harold Moritz, Robert P. Wintsch, Bill Devlin, Ryan J. McAleer, Shinae Lee, SookJu Kim, Keewook Yi
2022, Book
Old Mine Park, in the northern Trumbull area (also known as Long Hill) of southwestern Connecticut, is a recreation area encompassing the mineral-rich hill of “Saganawamps” and owned by the Town of Trumbull. Most of its 72 acres are wooded, rocky and undeveloped but it is surrounded by dense infrastructure...
State of stress in areas of active unconventional oil and gas development in North America
Jens-Erik Lundstern, Mark D. Zoback
2022, AAPG Bulletin (106) 355-385
In this paper, we present comprehensive data on stress orientation and relative magnitude in areas throughout North America where unconventional oil and gas are currently being developed. We find excellent agreement between maximum horizontal principal stress (SHmax) orientations over a wide range of depths, using multiple methods. In all...
Lessons learned from 20 y of monitoring suburban development with distributed stormwater management in Clarksburg, Maryland, USA
Kristina G. Hopkins, Sean Woznicki, Brianna M. Williams, Charles C. Stillwell, Eric Naibert, Marina J. Metes, Daniel K. Jones, Dianna M. Hogan, Natalie Celeste Hall, Rosemary M. Fanelli, Aditi S. Bhaskar
2022, Freshwater Science (41) 459-476
Urban development is a well-known stressor for stream ecosystems, presenting a challenge to managers tasked with mitigating its effects. For the past 20 y, streamflow, water quality, geomorphology, and benthic communities were monitored in 5 watersheds in Montgomery County, Maryland, USA. This study presents a synthesis of...
Site- and individual-level contaminations affect infection prevalence of an emerging infectious disease of amphibians
Kelly L. Smalling, Brittany A. Mosher, Luke R. Iwanowicz, Keith A. Loftin, Adam Boehlke, Michelle L. Hladik, Carly R. Muletz-Wolz, Nandadevi Cortes-Rodriguez, Robin Femmer, Evan H. Campbell Grant
2022, Environmental Toxicology and Chemistry (41) 781-791
Emerging infectious disease outbreaks are one of multiple stressors responsible for amphibian declines globally. In the northeastern United States, ranaviral diseases are prevalent in amphibians and other ectothermic species, but there is still uncertainty as to whether their presence is leading to population level effects. Further, there is also uncertainty...
Occurrence and sources of lead in private wells, Sturbridge, Massachusetts
Leah M. Santangelo, Craig J. Brown, James B. Shanley, Michael J. Pribil, Danny Rutherford
2022, Applied Geochemistry (139)
Lead (Pb) occurrence and sources and aqueous geochemistry were assessed in private wellhead and tap water at a targeted area of concern for possible exceedances and at a control area in the same geologic formation, and in wells at a nearby landfill in south-central...
Fishway Entrance Palisade
Kevin B. Mulligan, Richard Palmer, Brett Towler, Alexander Haro, Bjorn Lake, Marcia Rojas, Elizabeth Lotter
2022, Report
This technical report summarizes the work that was conducted by the University of Massachusetts Amherst and the United States Geological Survey (USGS), along with other project partners, on the Fishway Entrance Palisade (EP), a projected funded through the Department of Energy’s (DOE) funding opportunity titled ‘Innovative Solutions for Fish Passage...
Parcel-level risk affects wildfire outcomes: Insights from pre-fire rapid assessment data for homes destroyed in 2020 East Troublesome Fire
James R. Meldrum, Christopher M. Barth, Julia B. Goolsby, Schelly K. Olson, Adam C. Gosey, James (Brad) White, Hannah Brenkert-Smith, Patricia A. Champ, Jamie Gomez
2022, Fire (5)
Parcel-level risk (PLR) describes how wildfire risk varies from home to home based on characteristics that relate to likely fire behavior, the susceptibility of homes to fire, and the ability of firefighters to safely access properties. Here, we describe the WiRē Rapid Assessment (RA), a parcel-level rapid...
Perfluoroalkyl and polyfluoroalkyl substances in groundwater used as a source of drinking water in the eastern United States
Peter B. McMahon, Andrea K. Tokranov, Laura M. Bexfield, Bruce D. Lindsey, Tyler D. Johnson, Melissa A. Lombard, Elise Watson
2022, Environmental Science & Technology (56) 2279-2288
In 2019, 254 samples were collected from five aquifer systems to evaluate per- and polyfluoroalkyl substance (PFAS) occurrence in groundwater used as a source of drinking water in the eastern United States. The samples were analyzed for 24 PFAS, major ions, nutrients, trace elements, dissolved organic carbon (DOC), volatile organic...