Projected sea-level rise and high tide flooding at Big Cypress National Preserve, Florida
Hana R. Thurman, Nicholas M. Enwright, Michael J. Osland, Davina L. Passeri, Richard H. Day, Bethanie M. Simons, Jeffrey J. Danielson, William M. Cushing
2024, Fact Sheet 2024-3022
IntroductionNational parks and preserves in the South Atlantic-Gulf Region contain valuable coastal habitats such as tidal wetlands and mangrove forests, as well as irreplaceable historic buildings and archeological sites located in low-lying areas. These natural and cultural resources are vulnerable to accelerated sea-level rise and escalating high tide flooding events....
Triangle Area Water Supply Monitoring Project, North Carolina
Rosemary M. Fanelli, Deanna Hardesty, J. Diaz
2024, Fact Sheet 2024-3032
IntroductionRivers and surface-water reservoirs supply drinking water to most residents throughout the Triangle area in North Carolina. These drinking-water supplies may be at risk because of rapid and continued land use change throughout the region. In partnership with the U.S. Geological Survey, several Triangle-area municipalities established a long-term water-quality and...
Assessing potential effects of oil and gas development activities on groundwater quality near and overlying the Elk Hills and North Coles Levee Oil Fields, San Joaquin Valley, California
John G. Warden, Matthew K. Landon, Michael J. Stephens, Tracy Davis, Janice M. Gillespie, Peter B. McMahon, Justin T. Kulongoski, Andrew G. Hunt, David H. Shimabukuro, Riley Gannon, Lyndsay B. Ball
2024, PLOS Water (3)
Groundwater resources are utilized near areas of intensive oil and gas development in California’s San Joaquin Valley. In this study, we examined chemical and isotopic data to assess if thermogenic gas or saline water from oil producing formations have mixed with groundwater near the Elk Hills and North Coles Levee...
Quantifying the coastal hazard risk reduction benefits of coral reef restoration in the U.S. Virgin Islands
Camila Gaido-Lasserre, Valerie Pietsch McNulty, Curt D. Storlazzi, Borja Reguero, Denise Perez, Sandra Fogg, Kristen A. Cumming, Jessica Ward, Steve Schill, Celeste Jarvis, Michael W. Beck
2024, Report
Coastal habitat restoration, especially of coral reef ecosystems, can significantly reduce the exposure of coastal communities to natural hazards and, consequently, the risk of wave-driven flooding. Likewise, reef degradation can increase coastal flood risks to people and property. In this study, the valuation of coral reefs in the United States...
Seasonal drought treatments impact plant and microbial uptake of nitrogen in a mixed shrub grassland on the Colorado Plateau
Rebecca A Finger-Higgens, David L. Hoover, Anna C. Knight, Savannah Wilson, Tara Boyce Belnap Bishop, Robin H. Reibold, Sasha C. Reed, Michael C. Duniway
2024, Ecology (105)
For many drylands, both long- and short-term drought conditions can accentuate landscape heterogeneity at both temporal (e.g., role of seasonal patterns) and spatial (e.g., patchy plant cover) scales. Furthermore, short-term drought conditions occurring over one season can exacerbate long-term, multidecadal droughts or aridification, by...
Risk of capture is modified by hypoxia and interjurisdictional migration of Lake Whitefish (Coregonus clupeaformis)
Richard Kraus, H. Andrew Cook, Alexis Sakis, Thomas MacDougall, Matthew Faust, Joseph Schmitt, Christopher Vandergoot
2024, Scientific Reports (14)
Interjurisdictional migrations lead to seasonally changing patterns of exploitation risk, emphasizing the importance of spatially explicit approaches to fishery management. Understanding how risk changes along a migration route supports time-area based fishery management, but quantifying risk can be complicated when multiple fishing methods are geographically segregated and when bycatch species...
A robust quantitative method to distinguish runoff-generated debris flows from floods
David B. Cavagnaro, Scott W. McCoy, Jason W. Kean, Matthew A. Thomas, Donald N. Lindsay, Brian W. McArdell, Jacob Hirschberg
2024, Geophysical Research Letters (51)
Debris flows and floods generated by rainfall runoff occur in rocky mountainous landscapes and burned steeplands. Flow type is commonly identified post-event through interpretation of depositional structures, but these may be poorly preserved or misinterpreted. Prior research indicates that discharge magnitude is commonly amplified in debris flows relative to floods...
The geochronology of White Sands Locality 2 is resolved
Jeffrey S. Pigati, Kathleen B. Springer, Harrison J. Gray, Matthew R. Bennett, David Bustos
2024, PaleoAmerica (10) 28-44
Rhode et al. (2024) allege that there are many “unresolved issues” with the geochronology of White Sands National Park (WHSA) Locality 2. They suggest there are substantial age offsets due to hard-water effects in the aquatic plants that were dated and that radiocarbon ages of pollen may be anomalously old...
Observations of flocs in an estuary and implications for computation of settling velocity
Rachel Allen, Daniel Livsey, Samantha C. McGill
2024, Journal of Geophysical Research: Oceans (129)
The settling velocity (ws) in estuarine environments can impact whether a region is eroding or accreting sediment on the bed, yet determining this rate can be an indirect process requiring a number of assumptions. Accurate determination of ws is especially needed for numerical models to reproduce observed sediment concentrations at the appropriate...
Toxicity of a management bait for grass carp (Ctenopharyngodon idella) incorporated with Antimycin A
James J. Wamboldt, J. Nolan Steiner, Blake W. Sauey, Bryan Lada, Joel G. Putnam, Brianne Marjorie Korducki, Gavin N. Saari
2024, Ecotoxicology (33) 984-995
No current technology can specifically target grass carp (Ctenopharyngodon idella) for control within aquatic ecosystems. Rotenone and Carbon Dioxide-Carp are currently the only available registered pesticides for grass carp; they are nonselective and typically applied throughout the water, equally exposing target and native species. A more...
Low-flow statistics for selected streams in New York, excluding Long Island
Timothy J. Stagnitta, Alexander P. Graziano, Joshua Woda, Robin L. Glas, Christopher L. Gazoorian
2024, Scientific Investigations Report 2024-5055
The U.S. Geological Survey, in cooperation with the New York State Department of Environmental Conservation, updated low-streamflow statistics for New York, excluding Long Island and including hydrologically connected watersheds in bordering States, for the first time since 1972. Historical daily streamflow data for active and inactive gages were considered for...
Clustering and unconstrained ordination with Dirichlet process mixture models
Christian Stratton, Andrew Hoegh, Thomas Rodhouse, Jennifer L. Green, Katharine M. Banner, Kathryn Irvine
2024, Methods in Ecology and Evolution (15) 1720-1732
Assessment of similarity in species composition or abundance across sampled locations is a common goal in multi-species monitoring programs. Existing ordination techniques provide a framework for clustering sample locations based on species composition by projecting high-dimensional community data into a low-dimensional, latent ecological gradient representing species composition. However, these...
Current advances in coastal wetland elevation dynamics: Introduction to the special issue
Donald R. Cahoon, Glenn R. Guntenspergen
2024, Estuaries and Coasts (47) 1703-1707
The thematic issue entitled, “Current Advances in Coastal Wetland Elevation Dynamics,” draws on topics from two special sessions at the CERF 2021 conference plus additional recent research describing scientific insights gained from the Surface Elevation Table–Marker Horizon (SET–MH) method and its application across the globe to quantify and understand subsurface...
Wide-ranging migration of post-nesting hawksbill sea turtles (Eretmochelys imbricata) from the Caribbean island of Nevis
Daniel R. Evans, Lemuel Pemberton, Raymond Carthy
2024, Marine Biology (171)
Little is known about the post-nesting migration and foraging areas of hawksbill turtles (Eretmochelys imbricata) nesting on St. Kitts and Nevis, an important nesting site for hawksbills in the eastern Caribbean. To elucidate internesting, migration and foraging patterns of hawksbills from Nevis, we satellite tagged 28 post-nesting turtles between 2006 and...
Evaluation of techniques for estimating the age and growth of known‐age White Sturgeon
Courtnie L. Ghere, Ryan S. Hardy, Sean Wilson, Michael C. Quist
2024, North American Journal of Fisheries Management (44) 880-889
Objective Successful conservation and management of fishes require an understanding of their age and growth. However, methods for estimating the age and growth of long-lived fish species are difficult to validate. The Kootenai River basin has a decades-long mark–recapture program for endangered White Sturgeon Acipenser transmontanus. The mark–recapture history information for...
Environmental drivers and spatial patterns of antibiotic-resistant, enteric coliforms across a forest–urban riverscape
Angela M Klock, Christian E. Torgersen, Marilyn C Roberts, Daniel J Vogt, Kristiina A Vogt
2024, Freshwater Science (43) 231-249
Antibiotic resistant bacteria are prevalent environmental contaminants in freshwaters, and antibiotic resistance genes circulate throughout the urban water cycle. The increase of antibiotic resistant pathogens threatens public health through direct and indirect exposure, and natural resource managers need information on the spatial...
Peri-Gondwanan sediment in the Arkoma Basin derived from the north: The detrital zircon record of a uniquely concentrated non-Laurentian source signal in the late Paleozoic
Tyson Michael Smith, Marieke Dechesne, Jaime Ann Megumi Hirtz, Glenn R. Sharman, Mark R. Hudson, Brandon Michael Lutz, Neil Patrick Griffis
2024, Geosphere (20) 1286-1314
During the assembly of Pangea, peri-Gondwanan terranes collided with the eastern and southern margins of Laurentia and brought with them unique detrital zircon U-Pb signatures. Discriminating between individual peri-Gondwanan terranes in the detrital record is difficult due to their similar geologic histories. However,...
Geochemistry of Archean komatiitic greenstone terranes of the Wyoming Province: Implications for geodynamic setting and mineralization
Lisa Joanne Zieman, Jacob Evan Poletti, Michael Jenkins
2024, Conference Paper
No abstract available....
Asynchronous movement patterns between breeding and stopover locations in a long-distance migratory songbird
Theodore J. Zenzal Jr., Andrea Contina, Hannah B. Vander Zanden, Leanne K. Kuwahara, Daniel C. Allen, Kristen M. Covino
2024, Avian Conservation and Ecology (19)
The species-specific migratory patterns and strategies of many songbirds remain unknown or understudied, as research in animal ecology is biased toward the breeding period, with the fewest studies on the migratory period across taxa. Identifying large-scale spatiotemporal migratory patterns is challenging, as individuals within a species may vary in their...
A multi-methodological approach: Combining textural observations and geochronology to study the J-M Reef Package and its Hanging Wall, Stillwater Complex, Montana
Michael Jenkins, Sam R. Corson, Ennis Geraghty, S.L. Kamo, Heather A. Lowers, James E. Mungall
2024, Conference Paper
No abstract available....
Capelin on the rebound: Using seabird diets to track trends in forage fish populations
Mayumi L. Arimitsu, Caitlin Elizabeth Marsteller, John F. Piatt, Scott Hatch, Shannon Wheland
2024, Newsletter
Capelin are cold-water forage fish that respond rapidly to fluctuating ocean temperatures. They are prized food for seabirds and other marine predators in Alaska. Researchers have monitored seabird diets at Middleton Island for decades to make connections between changes in abundance of predators and their prey. During a prolonged marine...
Observing systems, modeling, and forecasting
Keith Bouma-Gregson, Gregory Doucette, Jennifer L. Graham, Raphael Kudela, Beth Stauffer, Clarissa Anderson, John F. Bratton, Benjamin M. Holcomb, Kate Hubbard, Tenaya Norris, Tom Stiles, Peter J. Tango, Heather Raymond, Vanessa Zubkousky
2024, Report, Harmful algal research & response: A national environmental science strategy (HARRNESS), 2024-2034
Predicting harmful algal blooms (HABs) requires integrating physical, chemical, and biological data collected from observing networks and then assimilating these data into models, which are used to generate forecasts. In 2005, the Harmful Algal Research and Response: A National Environmental Science Strategy 2005-2015 (HARRNESS, 2005) made recommendations on how to...
Annual migratory movement, apparent molt-migration, migration schedule, and diffuse migratory connectivity of Hermit Warblers
Hankyu Kim, Rodney Siegel, Jaime L Stephens, Joan Hagar, Brett Furnas, Min-Su Jeong, Brenda C McComb, Matthew G. Betts
2024, Avian Conservation and Ecology (19)
Quantifying migratory connectivity and annual movement is key to sound conservation planning for migratory species. Hermit Warblers (Setophaga occidentalis) are an endemic-breeding species in the Pacific Northwest that winters in Mexico and the Central Americas. This species faces threats from mature forest loss and climate change throughout its range, but...
Abundance and distribution of white-tailed deer on First State National Historical Park and surrounding lands
H. Brian Underwood, Madison R. Hand, Donald J. Leopold
2024, Science Report NPS/SR—2024/176
We estimated both abundance and distribution of white-tailed deer (Odocoileus virginianus) on the Brandywine Valley unit of First State National Historical Park (FRST) and the Brandywine Creek State Park (BCSP) during 2020 and 2021 with two widely used field methods — a road-based count and a network of camera traps....
Synthesizing professional opinion of Lake Whitefish and Cisco recruitment drivers across the Great Lakes
Taylor A. Brown, Lars G. Rudstam, Suresh A. Sethi, Chris Hessell, Erik Olsen, Jory L. Jonas, Benjamin J. Rook, Steven A. Pothoven, Sarah J.H. Beech, Erin S. Dunlop, Stephen James, Jason B. Smith, Zach Amidon, Dray D. Carl, David B. Bunnell, Ralph W. Tingley III, Brian Weidel, Andrew Edgar Honsey
2024, The Laurentian (2024) 1-41
Disentangling the suite of ecological drivers that explain recruitment variability for Lake Whitefish Coregonus clupeaformis and Cisco C. artedi is of critical importance for their conservation, management, and stewardship in the Laurentian Great Lakes. However, recruitment is inherently variable and can be regulated by many interacting processes, the relative importance of which can vary...
