Using DNA barcoding to evaluate freshwater mussel and fish-host relationships in the Flint River (Georgia, USA)
Hayley A. Robinson, John P. Wares, Gail M. Cowie, Shayla D. Williams, Ben F Scott, Matthew T. Rowe, Nathan Johnson, Peter D. Hazelton
2025, Freshwater Science
Freshwater mussels have a unique life history in which larval mussels (glochidia) act as obligate parasites to fish hosts. Host selectivity may be species specific, and identification of host fish is a critical step in conservation planning for individual mussel species. The Flint River harbors ~23% of the freshwater mussel...
Interspecific effects of invasive wild pigs (Sus scrofa) on native nine-banded armadillos (Dasypus novemcinctus)
Matthew S. Broadway, Holly M. Todaro, Molly M. Koeck, Courtney N. Dotterweich, Sarah A. Cain, M. Colter Chitwood, Robert Charles Lonsinger
2025, Journal of Mammalogy (106) 976-988
Biological invasions pose significant risks to ecosystems and native species. Wild pigs (Sus scrofa) are a highly detrimental invasive species in North America, directly and indirectly affecting native species. Co-occurrence of wild pigs and native species may lead to interspecific interactions that alter ecological communities. Accordingly, we...
The scientific benefits of a statewide, standardized, coastal wetland monitoring program in Hawaiʻi
Judith Z. Drexler, Helen Raine, Carrie L. Harrington, Kawika B. Winter, Kauaoa Matthew Sam Fraiola, Joy Browning, Jeffrey Burgett, David A. Burney, Kim A. Falinski, Scott Fisher, Kristen C. Harmon, Jessica L. Idle, Monica N. Iglecia, Mari-Vaughn Virginia Johnson, Matthew J. Keir, K. Jackson Letchworth, Kirsten Moy, Anthony Olegario, Melissa R. Price, J. Michael Reed, Yoshimi M. Rii, Rachel A. Rounds, Charles B. van Rees, Brett T. Wolfe
2025, Ecology and Evolution (15)
In this viewpoint, we provide a scientific justification for a statewide, standardized, coastal wetland monitoring program for Hawaiʻi, USA. Hawaiian coastal wetlands provide important habitat for endangered waterbirds, invertebrates, plants, and the Hawaiian hoary bat (ʻōpeʻapeʻa; Lasiurus semotus) as well as support Indigenous food systems. Currently, numerous agencies and groups in...
Object detection-assisted workflow facilitates cryptic snake monitoring
Storm Miller, Michael Kirkland, Kristen Hart, Robert A. McCleery
2025, Remote Sensing in Ecology and Conservation (11) 606-617
Camera traps are an important tool used to study rare and cryptic animals, including snakes. Time-lapse photography can be particularly useful for studying snakes that often fail to trigger a camera's infrared motion sensor due to their ectothermic nature. However, the large datasets produced by time-lapse photography require labor-intensive classification,...
Landsat surface product validation instrumentation: The BigMAC exercise
Dennis Helder, Mahesh Shrestha, Joshua J. Mann, Emily Maddox, Jeffrey Irwin, Larry Leigh, Aaron Gerace, Rehman Eon, Lucy Falcon, David Conran, Nina G. Raqueno, Timothy Bauch, Christopher Durell, Brandon Russell
2025, Sensors (25)
Users of Earth remotely sensed optical imagery are increasingly demanding a surface reflectance or surface temperature product instead of the top-of-atmosphere products that have been produced historically. Validating the accuracy of surface products remains a difficult task since it involves assessment across a range of atmospheric profiles, as well as...
The demise of an icehouse: Calibrating the end of the LPIA
Neil Patrick Griffis, Roland Mundil, Isabel Montañez, Pierre Dietrich, Daniel Le Heron, Roberto Iannuzzi, Bastien Linol, Thammy Mottin, John Richey, Christoph Kettler
2025, Global and Planetary Change (252)
Earth has experienced three complete icehouse-greenhouse turnovers in the Phanerozoic, with the Late Paleozoic Ice Age (LPIA) recognized as the last and most extreme icehouse. The nature, scale and dynamics of the LPIA are characterized by periods of intense glaciation, which are often interrupted by short-lived (1–2 Myrs) intervals associated...
Habitat and predator influences on the spatial ecology of nine-banded armadillos
Robert Charles Lonsinger, Ben P. Murley, Daniel T. McDonald, Christine E. Fallon, Kara M. White
2025, Diversity (17)
Mesopredator suppression has implications for community structure, biodiversity, and ecosystem function, but mesopredators with physical defenses may not avoid apex predators. We investigated nine-banded armadillos (Dasypus novemcinctus) in southwestern Oklahoma (USA) to evaluate if a species with physical defenses was influenced by a dominant predator, the coyote (Canis...
Microbiome data management in action workshop: Atlanta, GA, USA, June 12–13, 2024
Julia Kelliher, Mashael Aljumaah, Sarah R. Bordenstein, J. Rodney Brister, Patrick Chain, JosePablo Dunduore-Arias, Joanne B. Emerson, Vanessa Moreira C. Ferdandes, Roberto Flores, Antonio Gonzalez, Zoe A. Hansen, Eneida L. Hatcher, Scott A. Jackson, Christina A. Kellogg, Ramana Madupu, Cassandra Maria Luz Miller, Chloe Mirzayi, Emmanuel F. Mongodin, Ahmed M. Moustafa, Chris Mungall, Aaron Oliver, Nonia Pariente, Jennifer Pett-Ridge, Sydne Record, Linta Reji, Anna-Louise Reysenbach, Virginia Rich, Lorna Richardson, Lynn M. Schriml, Reed S. Shabman, Maria Sierra, Matthew Sullivan, Punithavathi Sundaramurthy, K. M. Thibault, Luke R. Thompson, Scott W. Tighe, Ethell Vereen, Emiley A. Eloe-Fadrosh
2025, Environmental Microbiome (20)
Microbiome research is revolutionizing human and environmental health, but the value and reuse of microbiome data are significantly hampered by the limited development and adoption of data standards. While several ongoing efforts are aimed at improving microbiome data management, significant gaps still remain in terms of defining and promoting adoption...
Cardiac and behavioral responses to chemical and electrical immobilization in Lake Trout
Tyler Reid Funnell, Thomas R. Binder, Christopher S. Vandergoot
2025, Transactions of the American Fisheries Society (152) 205-213
ObjectiveImmobilizing or anesthetizing fish is important for promoting fish welfare in numerous routine activities that involve handling. Electroanesthesia, an alternative to traditional chemical anesthetics, uses weak electrical current to immobilize fish while current is applied, resulting in near-immediate induction and recovery. The physiological effects of electroanesthesia...
Satellite-based evidence of recent decline in global forest recovery rate from tree mortality events
Yuchao Yan, Songbai Hong, Anping Chen, Josep Peñuelas, Craig D. Allen, William M. Hammond, Seth Munson, Ranga B. Myneni, Shilong Piao
2025, Nature Plants (11) 731-742
Climate-driven forest mortality events have been extensively observed in recent decades, prompting the question of how quickly these affected forests can recover their functionality following such events. Here we assessed forest recovery in vegetation greenness (normalized difference vegetation index) and canopy water content (normalized difference infrared index) for 1,699 well-documented...
A framework for understanding the effects of subsurface agricultural drainage on downstream flows
Hannah Lee Podzorski, Karen R. Ryberg
2025, Scientific Investigations Report 2025-5023
Understanding controls on streamflow volume and magnitude is important to water resource management applications, such as critical water and transportation structure design and floodplain mapping. Changes in land use and agricultural practices, such as subsurface agricultural drainage, may be contributing to changes in streamflow characteristics. Subsurface agricultural drainage, also known...
Vulnerability of gulf ribbed mussels to marsh surface maximum temperatures
Skylar R. Liner, Brian J. Roberts, Nicholas Coxe, Romain Lavaud, Jerome F. La Peyre, Megan La Peyre
2025, Journal of Shellfish Research (44) 45-53
Gulf ribbed mussels (Geukensia granosissima) act as ecosystem engineers and reside within the marsh platform of saltmarshes across the northern Gulf of Mexico. With climate models projecting increasing temperatures, and more frequent and extreme heat events, these mussels face increasing temperature-related risks. Marsh surface and subsurface (5-cm depth) temperature was...
Observations reveal changing coastal storm extremes around the United States
Joao Morim, Thomas Wahl, D.J . Rasmussen, Francisco Calafat, Sean Vitousek, Soenke Dangendorf, Robert Kopp, Michael Oppenheimer
2025, Nature Climate Change (15) 538-545
Understanding extreme storm surge events that threaten low-lying coastal communities is key to effective flood mitigation/adaptation measures. However, observational estimates are sparse and highly uncertain along most coastal regions with a lack of observational evidence about long-term underlying trends and their contribution to overall extreme sea-level changes. Here, using a...
Smallmouth bass (Micropterus dolomieu) and chain pickerel (Esox niger) identified as Atlantic salmon (Salmo salar) smolt predators in a reservoir system
Matthew A. Mensinger, Andrea N. Casey, Alessio Mortelliti, Joseph D. Zydlewski
2025, Canadian Journal of Fisheries and Aquatic Sciences (82) 1-15
Reservoir predation has been identified as a leading mortality source for smolts migrating through impounded river systems. We investigated smolt predation risk for an endangered Atlantic salmon (Salmo salar) population in the Weldon Dam reservoir in the Penobscot River, Maine, USA. In spring 2022, we characterized the fates of 390...
Stressor-driven changes in freshwater biological indicators inform spatial management strategies using expert knowledge, observational data, and hierarchical models
Sean Cassian Emmons, Matthew J. Cashman, Rosemary M. Fanelli, Greg Pond, Gregory E. Noe, Taylor E Woods, Kelly O. Maloney
2025, Ecological Indicators (174)
Stream ecosystems face continuous pressures from multiple anthropogenic stressors that reshape biological communities and impact ecosystem health and services. Managers can encounter challenges in stewarding ecosystems threatened by multiple stressors, in part because most multiple stressor studies are experimental and, while valuable, offer limited management relevance in targeting these stressors...
Assessment of undiscovered conventional and continuous oil and gas resources in the Escondido, Olmos, and San Miguel Formations of the Western Gulf Basin Province, U.S. Gulf Coast region, 2023
William H. Craddock, John W. Counts, Colin A. Doolan, Marc L. Buursink, Celeste D. Lohr, Javin J. Hatcherian, Katherine L. French, Jared T. Gooley, Phuong A. Le, Tracey J. Mercier, Cheryl A. Woodall, Christopher J. Schenk
2025, Fact Sheet 2025-3015
Using a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean resources of 5 million barrels of oil and 25 billion cubic feet of gas in conventional reservoirs and 361 million barrels of oil and 10,978 billion cubic feet of gas in continuous reservoirs in the Western...
Altitude of the potentiometric surface and depth to water in the Mississippi River Valley alluvial aquifer, spring 2022
Virginia L. McGuire, Kellan R. Strauch, Erik A. Wojtylko, William H. Asquith, Anna M. Nottmeier, Judith C. Thomas, Roland W. Tollett, Wade H. Kress
2025, Scientific Investigations Map 3532
Potentiometric-surface and depth-to-water maps for spring 2022 were created for the Mississippi River Valley alluvial aquifer (MRVA) using groundwater-altitude data from 1,136 wells completed in the MRVA and from the altitude of the top of the water surface in area rivers from 160 streamgages. The potentiometric-surface and depth-to-water maps for...
Evaluation of alternative coatings for U.S. Geological Survey water-quality samplers
Alyssa M. Thornton
2025, Open-File Report 2025-1016
Each year, U.S. Geological Survey (USGS) personnel collect approximately 52,000 water-quality samples from rivers and streams across the United States. Several samplers are used by the USGS for water-quality sample collection in riverine environments. These samplers are coated with Plasti Dip to protect the exterior of the sampler; however, Plasti...
Gaps in water quality modeling of hydrologic systems
Lisa Lucas, Craig J. Brown, Dale M. Robertson, Nancy T. Baker, Zachary Johnson, Christopher Green, Jong Cho, Melinda L. Erickson, Allen C. Gellis, Jeramy Roland Jasmann, Noah Knowles, Andreas Prein, Paul Stackelberg
2025, Water (17)
This review assesses gaps in water quality modeling, emphasizing opportunities to improve next-generation models that are essential for managing water quality and are integral to meeting goals of scientific and management agencies. In particular, this paper identifies gaps in water quality modeling capabilities that, if addressed, could support assessments, projections,...
Selenium differentially influences methylmercury retention across mayfly life stages
Jacqueline R. Gerson, Rebecca A. Dorman, Collin A. Eagles-Smith, David Walters
2025, Environmental Science and Technology (59) 8201-8209
Though high mercury and selenium concentrations are individually toxic to organisms, there is a hypothesized antagonistic relationship. This potential mercury–selenium interaction is under-studied in aquatic macroinvertebrates, particularly in relation to complex life histories. We examined the proposed effect of selenium on methylmercury accumulation between four life stages for a parthenogenetic...
Does the Lost Jim lava flow (Alaska) really preserve evidence of interaction with permafrost?
Tim R. Orr, William M. Coombs, Erika Rader, Jessica Larsen
2025, Journal of Volcanology and Geothermal Research (464)
The basaltic Lost Jim lava flow, the youngest member of the Imuruk Lake volcanic field, Alaska, is reported to have interacted with underlying permafrost by thawing it and forming cavities into which the lava flow collapsed, forming pits and other depressions on the lava flow's surface. Our field observations contradict...
Field and laboratory evaluations of visible light as a cue for guiding downstream-migrating juvenile Sea Lamprey
Alexander Haro, Scott M. Miehls, Nicholas S. Johnson, C. Michael Wagner
2025, Transactions of the American Fisheries Society (154) 192-204
ObjectiveWe evaluated white light as a potential guidance cue for juvenile Sea Lamprey Petromyzon marinus in a natural setting as well as the effect of water velocity (0.25-, 0.50-, 0.75-, and 1.0-m/s test velocities) on light guidance behavior in a controlled laboratory flume, and characterized emigration timing and...
Identifying precursors and tracking pulses of magma ascent in multidisciplinary data during the 2018–2023 phreatomagmatic eruption at Semisopochnoi Island, Alaska
John J. Lyons, Darren Tan, Mario Angarita, Matthew W. Loewen, Taryn Lopez, Ronni Grapenthin, Alicia J. Hotovec-Ellis, David Fee, Matthew M. Haney
2025, Journal of Volcanology and Geothermal Research (463)
The 2018–2023 phreatomagmatic eruptions at Semisopochnoi Island, Alaska produced abundant long-period (LP) seismicity, harmonic and broadband tremor, and explosion signals over several well-monitored periods of eruption and quiescence. The corresponding dataset provides an excellent opportunity to investigate precursory and syn-eruptive geophysical signals of long-lived phreatomagmatic eruptions using multiparameter observations. We generated...
What is the lowest latitude of discrete aurorae during superstorms?
Jeffrey J. Love, Ian R. Mann, Timo Qvick, Kalevi Mursula
2025, Space Weather (23)
From a survey of published accounts of visual sightings of aurorae, a compilation is presented of the lowest identified geomagnetic latitude at which discrete aurorae were seen at local zenith during magnetic storms having intensities with maximum −Dst > 200 nT. The compilation includes data for the superstorms of 2...
April 2025
Jennifer H. Fair
2025, Newsletter
No abstract available....
