The role of bedrock circulation depth and porosity in mountain streamflow response to prolonged drought
Rosemary W.H. Carroll, Andrew H. Manning, Kenneth H. Williams
2025, Geophysical Research Letters (52)
Quantitative understanding is lacking on how the depth of active groundwater circulation in bedrock affects mountain streamflow response to a multi‐year drought. We use an integrated hydrological model to explore the sensitivity of a variety of streamflow metrics to bedrock circulation depth and porosity under a plausible extreme drought scenario lasting...
A practical decision tool for marine bird mortality assessments
Johanna Alexandra Harvey, Andrew M. Ramey, Stephanie Avery-Gomm, Gregory Robertson, Marc Romano, Jennifer M. Mullinax, Megan Boldenow, Philip W. Atkinson, Diann Prosser
2025, Preprint
Given the rise in anthropogenic, environmental, and disease events contributing to marine bird mortality, there is a critical need to improve the rigor of mortality assessments. Deficits in data collection and mortality estimation can hinder a manager’s ability to document event scales and inform population level impacts. Therefore, to inform...
Laboratory assessment for recovery of porcine circovirus 2 and porcine reproductive and respiratory syndrome virus using two types of commercially available hollow-fiber ultrafilters
Aaron D. Firnstahl, Gabi Doughan, Sarah Opelt, Rachel M. Cook, Joseph Heffron, Karen Krueger, Mark A. Borchardt, Locke Karriker, Joel P. Stokdyk, Tucker R. Burch
2025, Journal of Veterinary Diagnostic Investigation (37) 439-447
Groundwater near swine farms is an uninvestigated reservoir for porcine reproductive and respiratory syndrome virus (PRRSV) and porcine circoviruses (PCVs). Enteric microorganisms are often collected from groundwater via dead-end ultrafiltration, but recovery of PRRSV and PCV with this method has not been assessed. We recovered PRRSV2 and PCV2 by dead-end...
Phase 1 technical implementation plan for the expansion of the ShakeAlert earthquake early warning system to Alaska
Cecily J. Wolfe, Natalia A. Ruppert, Douglas D. Given, Michael E. West, Valerie Thomas, Jessica R. Murray, Ronni Grapenthin
2025, Open-File Report 2025-1003
Executive SummaryThe conference report accompanying the fiscal year (FY) 2022 Consolidated Appropriations Act (Public Law 117–103) for the U.S. Department of the Interior and related agencies directed the U.S. Geological Survey (USGS) to “work with the State of Alaska to develop an implementation plan to be completed within two years...
Analyzing multi-year nitrate concentration evolution in Alabama aquatic systems using a machine learning model
Bahareh KarimiDermani, Christopher Green, Geoffrey Tick, Hossein Gholizadeh, Wei Wei, Yong Zhang
2025, Environments (12)
Rising nitrate contamination in water systems poses significant risks to public health and ecosystem stability, necessitating advanced modeling to understand nitrate dynamics more accurately. This study applies the long short-term memory (LSTM) modeling to investigate the hydrologic and environmental factors influencing nitrate concentration dynamics in rivers and aquifers across the...
Migration of seismicity from the mantle to the upper crust beneath Harrat Lunayyir volcanic field, Saudi Arabia
Alexander R. Blanchette, Simon L. Klemperer, Walter D. Mooney, Turki A. Sehli
2025, Seismica (4)
Harrat Lunayyir is a volcanic field in Saudi Arabia that experienced a Mw~5.4 earthquake driven by an upper-crustal dike intrusion in May 2009. This volcanic field has exhibited numerous forms of volcanic seismicity both prior to and since the 2009 dike intrusion. Significantly, earthquakes within the lithospheric mantle and, rarely,...
Impact of thermoelectric power plant operations and water use reporting methods on thermoelectric power plant water use
Eric Sjostedt, Richard Rushforth, Vincent Tidwell, Melissa A. Harris, Ryan McManamay, Landon Marston
2025, Environmental Science & Technology (59) 4482-4492
Thermoelectric power generation accounts for over 41% of total U.S. freshwater withdrawals, making understanding the determinants of power plants’ water withdrawals (WW) and consumption (WC) critical for reducing the sector’s reliance on increasingly scarce water resources. However, reported data inconsistencies and incomplete analysis of potential determinants of thermoelectric water use...
Survival, travel time, and use of migration routes by juvenile steelhead in a modified river estuary
Adam Pope, Russell Perry, Dalton Hance, Rebecca A. Buchanan
2025, Estuaries and Coasts (48)
Greater understanding of the survival, travel time, and spatial distribution of juvenile salmonids among migration routes between their natal streams and the ocean is critical to the recovery of these threatened species. In the Sacramento–San Joaquin River Delta (Delta), a highly modified estuary in central California, USA, there is a...
Practitioners’ perceived risks to biodiversity from renewable energy expansion through 2050
Daphne Condon, Tyler Scott, Adam B. Smith, Toni Lyn Morelli, Uzma Ashraf, Alex Mojica, Hrithika Chittanuru, Rachel Luu, Rae Bear, Rebecca R. Hernandez
2025, Humanities and Social Sciences Communications (12)
Large-scale (e.g., > 1 megawatt capacity) wind and solar energy (hereafter, LSWS) developments are increasing to aid decarbonization. However, LSWS can also negatively affect biodiversity. Planners and other interested parties’ perceptions about the impact of LSWS on biodiversity will thus affect how trade-offs are managed during planning and buildout. We...
When the wild things are: Defining mammalian diel activity and plasticity
Kadambari Devarajan, Mason Fidino, Zach J. Farris, Solny A. Adalsteinsson, Gabriel Andrade-Ponce, Julia Angstmann, Whitney Anthonysamy, Jesica Aquino, Addisu Asefa, Belen Avila, Larissa L. Bailey, Lyandra Maria de Sousa Barbosa, Marcela de Frias Barreto, Owain Barton, Chloe E Bates, Mayara Guimarães Beltrão, Tori Bird, Elizabeth G Biro, Francesco Bisi, Daniel Bohórquez, Mark S. Boyce, Justin S. Brashares, Grace Bullington, Phoebe Burns, Jessica Burr, Andrew R. Butler, Kendall L. Calhoun, Tien Trung Cao, Natalia Casado, Juan Camilo Cepeda-Duque, Jonathon D. Cepek, Adriano Garcia Chiarello, Merri Collins, Pedro Cordeiro-Estrela, Sebastian Costa, Giacomo Cremonesi, Bogdan Cristescu, Paula Cruz, Anna Carolina Figueiredo de Albuquerque, Carlos De Angelo, Cláudia Bueno De Campos, Liana Mara Mendes De Sena, Mario Di Bitetti, Douglas de Matos Dias, Duane R. Diefenbach, Tim S. Doherty, Thais P dos Santos, Gabriela Teixeira Duarte, Timothy M. Eppley, John Erb, Carolina Franco Esteves, Bryn Evans, Maria L.M. Falcão, Hugo Fernandes-Ferreira, John R. Fieberg, Luiz Carlos Firmino de Souza Filho, Jason Fisher, Marie-Josee Fortin, George A. Gale, Travis Gallo, Laken S Ganoe, Rony Garcia-Anleu, Kaitlyn M. Gaynor, Tiziana A. Gelmi-Candusso, Phillys N. Gichuru, Quimey Gomez, Austin M. Green, Luiza Neves Guimarães, Jeffrey D. Haight, Lavendar R. Harris, Zachary D. Hawn, Jordan Heiman, Huy Quoc Hoang, Sarah Huebner, Fabiola Iannarilli, María Eugenia Iezzi, Jacob S. Ivan, Kodi J. Jaspers, Mark J Jordan, Jason Kamilar, Mamadou Kane, Mohammad Hosein Karimi, Marcella J. Kelly, Michel T. Kohl, William P. Kuvlesky, Andrew Ladle, Rachel N. Larson, Quy Tan Le, Duy Le, Van Son Le, Elizabeth W. Lehrer, Patrick E Lendrum, Jesse S. Lewis, Andrés Link, Diego J. Lizcano, Jason V. Lombardi, Robert Long, Eva López-Tello, Camile Lugarini, David Lugo, Paula MacKay, Maria Madadi, Rodolfo Assis Magalhães, Seth B. Magle, Ludmila Hufnagel Regis Diniz Maia, Salvador Mandujano, Taisiia Marchenkova, Paulo Henrique Marinho, Laurie Marker, Julia Martinez Pardo, Adriano Martinoli, Rodrigo Lima Massara, Juliana Masseloux, Dina Matiukhina, Amy E. Mayer, Luis Mazariegos, Maureen R. McClung, Alex McInturff, Darby McPhail, Amy Mertl, Christopher R. Middaugh, David Miller, David Mills, Dale Miquelle, Vivianna Miritis, Remington J. Moll, Peter K. Molnar, Robert Montgomery, Toni Lyn Morelli, Alessio Mortelliti, Rachael I. Mueller, Anna S. Mukhacheva, Kayleigh Mullen, Asia Murphy, Vance Nepomuceno, Dusit Ngoprasert, An Nguyen, Thanh Van Nguyen, Van Thai Nguyen, Hoa Anh Nguyen Quang, Rob Nipko, Ana Clarissa Costa Nobre, Joseph Northrup, Megan A. Owen, Adriano Pereira Paglia, Meredith S. Palmer, Gabriela Palomo-Munoz, Lain E. Pardo, Chrystina Parks, Ana Maria de Oliveira Paschoal, Brent Patterson, Agustin Paviolo, Liba Pejchar, Mary E. Pendergast, Humberto L. Perotto-Baldivieso, Timofei Petrov, Mairi K.P. Poisson, Daiana Jeronimo Polli, Morteza Pourmirzai, Alexander Reebin, Katie R. Remine, Lindsey Rich, Christopher S. Richardson, Facundo Robino, Daniel G Rocha, Fabiana Lopes Rocha, Flávio Henrique Guimarães Rodrigues, Adam T. Rohnke, Travis J. Ryan, Carmen M. Salsbury, Heather A. Sander, Nadia Maria da Cruz Santos-Cavalcante, Cagan H. Sekercioglu, Ivan Seryodkin, Dede Hendra Setiawan, Shabnam Shadloo, Mahsa Shahhosseini, Graeme Shannon, Catherine J. Shier, G. Bradley Smith, Tom Snyder, Rahel Sollmann, Kimberly L. Sparks, Kriangsak Sribuarod, Colleen Cassady St. Claire, Theodore Stankowich, Robert Steinmetz, Cassondra J Stevenson, Sunarto Sunarto, Thilina D. Surasinghe, Svetlana V. Sutyrina, Ronald R. Swaisgood, Atie Taktehrani, Kanchan Thapa, Matthew Thorton, Andrew Tilker, Mathias W. Tobler, Van Bang Tran, Jody Tucker, Russell C. Van Horn, Juan S. Vargas-Soto, Karen L. Velásquez, Jan Venter, Eduardo M. Venticinque, Stijn Verschueren, Erin Wampole, Darcy J. Watchorn, Oliver R. Wearn, Katherine Weiss, Alejandro Welschen, Febri Anggriawan Widodo, Jacque Williamson, Andreas Wilting, George Wittemyer, Arturo Zavaleta, Amanda J. Zellmer, Brian Daniel Gerber
2025, Science Advances (11)
Circadian rhythms are a mechanism by which species adapt to environmental variability and fundamental to understanding species behavior. However, we lack data and a standardized framework to accurately assess and compare temporal activity for species during rapid ecological change. Through a global network representing 38 countries, we leveraged 8.9 million...
Pan-amphibia distribution of the fungal parasite Batrachochytrium dendrobatidis varies with species and temperature
Daniel A. Grear, Michael J. Adams, Adam R. Backlin, William Barichivich, Adrianne Brand, Gary M. Bucciarelli, Daniel L. Calhoun, Tara Chestnut, Jon D Davenport, Andrew E Dietrich, Graziella V. DiRenzo, Robert N. Fisher, Brad Glorioso, Evan H. Campbell Grant, Brian J. Halstead, Marc P Hayes, Blake R. Hossack, Morgan Kain, Patrick M. Kleeman, Jeffrey M. Lorch, Brome McCreary, David A.W. Miller, Brittany A. Mosher, Erin L. Muths, Christopher Pearl, Charles H. Robinson, Mark Roth, Jennifer Rowe, Walter Sadinski, Brent H. Sigafus, Iga Stasiak, Samuel Sweet, Hardin Waddle, Susan Walls, Gregory J Watkins-Colwell, Lori A Williams, Megan Winzeler
2025, Ecological Monographs (95)
Batrachochytrium dendrobatidis (Bd) is a globally distributed fungal pathogen of amphibians that has contributed to one of the largest disease-related biodiversity losses in wildlife. Bd is regularly viewed through the lens of a global wildlife epizootic because the spread of highly virulent genetic lineages has resulted in well-documented declines and extinctions...
Reproductive biology of invasive grass carp (Ctenopharyngodon idella) in two North American systems
Tammy Michelle Wilson, Matthew Ross Acre, Fred Williams III, Robin D. Calfee, Christine M. Mayer, Robert L. Mapes, Chris M. Kemp, Ryan T. Young, Michael E. Byrne
2025, Journal of Fish Biology (107) 101-115
Grass carp (Ctenopharyngodon idella) are nonnative, herbivorous freshwater fish that represent an ecological threat in North American waters. However, data are limited on reproductive biology specific to wild populations in midwestern North America, despite recent concern for grass carp establishment within the Great Lakes. Basic information on reproductive traits could...
Freshwater gastropod (Mollusca: Gastropoda) assemblages, habitat, and the first detection of an invasive gastropod species in two large, dreissenid-influenced, connecting rivers
S. Keretz, D. Woolnough, N.M. VanTassel, D. Powell, G. Sanfilippo, A.L. Wright, T.J. Morris, A. Elgin, Edward F. Roseman, D.T. Zanatta
2025, Journal of Great Lakes Research (51)
Native freshwater gastropods are a highly diverse and imperiled group of mollusks in North America and are influenced by a growing number of problematic invasive species. Consequently, there has been an increased need for understanding aquatic gastropod assemblages throughout North...
Spatiotemporal interactions facilitate sympatry in a diverse mammalian community
Vratika Chaudharya, Varun R. Goswami, Chandan Ri, James E. Hines, Madan K. Oli
2025, Ecosphere (16)
Understanding mechanisms underlying coexistence among potential competitors, and between predators and prey, is a persistent challenge in community ecology. Using 6 years (2013–2018) of camera-trapping data and species interaction models, we investigated the spatiotemporal patterns of inter- and intra-guild interspecific interactions in a diverse terrestrial mammalian community in Pakke Wildlife Sanctuary...
Integrating data to assess occupancy patterns of an endangered bumble bee
Kristen S. Ellis, Clint Otto, Larissa L. Bailey, Tamara A. Smith, Steven J. Choy, Lauren Hatch
2025, Conservation Biology (39)
There is growing interest in integrating community science data with structured monitoring data to estimate changes in distribution patterns of imperiled species, including pollinators. However, significant challenges remain in determining how unstructured community science data should be incorporated into formal analyses of species distributions. We developed a dynamic framework for...
Prevalence of pelagic diatoms and harmful algae in tellinid bivalve diets during record low sea ice in the Pacific Arctic determined by DNA metabarcoding
Chelsea W. Koch, Sarah A. Sonsthagen, Lee W. Cooper, Jacqueline M. Grebmeier, Ann Elizabeth Riddle-Berntsen, Robert S. Cornman
2025, Frontiers in Marine Science (12)
Understanding changes at the base of the marine food web in the rapidly transforming Arctic is essential for predicting and evaluating ecosystem dynamics. The northern Bering Sea experienced record low sea ice in 2018, followed by the second lowest in 2019, highlighting the urgency of the issue for this region....
Management and natural regeneration in multiple ponderosa pine forests of the southwestern United States
Matthew D. Petrie, Robert M. Hubbard, John B. Bradford, Tom E. Kolb, Adam Roy Noel, Daniel Rodolphe Schlaepfer, M.A. Bowen, L.R. Fuller, W. Keith Moser
2025, Forest Science (71) 203-230
Management treatments in ponderosa pine forests of the southwestern United States (SWUS) are largely done for wildfire mitigation and restoration to lower tree densities. However, lack of natural ponderosa pine regeneration in undisturbed forests (i.e., no occurrence of stand-replacing events) may require management treatments to promote regeneration. We conducted a...
Carbon dioxide infusion reduces invasive mussel biofouling (quagga mussel; Dreissena rostriformis bugensis) in raw water systems
Matthew Barbour, Todd J. Severson, Jeremy K. Wise, Matthew J Meulemans, Kevin Kelly, Sherri Pucherelli, Diane L. Waller
2025, Biofouling (41) 253-264
The efficacy of carbon dioxide (CO2) to reduce biofouling by quagga mussels (Dreissena rostriformis bugensis) in raw water systems was investigated. Experiments were conducted in a mobile laboratory located at Bureau of Reclamation Davis Dam Hydropower Facility and supplied with raw water from Lake Mohave, a reservoir of the Colorado...
lasertram: A Python library for time resolved analysis of laser ablation inductively coupled plasma mass spectrometry data
Jordan Edward Lubbers, Adam J.R. Kent, Chris Russo
2025, Applied Computing and Geosciences (25 p.)
Laser ablation inductively coupled plasma mass spectrometry (LA-ICP-MS) data has a wide variety of uses in the geosciences for in-situ chemical analysis of complex natural materials. Improvements to instrument capabilities and operating software have drastically reduced the time required to generate large volumes of data relative to previous methodologies. Raw...
Declining marine survival of steelhead trout linked to climate and ecosystem change
Jan Ohlberger, Eric R. Buhle, Thomas W. Buehrens, Neala W. Kendall, Toby Harbison, Andrew M. Claiborne, James P. Losee, Jennifer Whitney, Mark David Scheuerell
2025, Fish and Fisheries (26) 331-345
Species with complex life cycles, such as anadromous fish that perform spawning migrations between freshwater and the ocean, may be particularly sensitive to global change because freshwater and marine habitats experience distinct shifts in climate and ecosystem dynamics. Abundances of wild steelhead trout (Oncorhynchus mykiss) have declined across most of...
Reviews and syntheses: Variable inundation across Earth's terrestrial ecosystems
James Stegen, Amy J. Burgin, Michelle H. Busch, Joshua B. Fisher, Joshua Ladau, Jenna Abrahamson, Lauren Kinsman-Costello, Li Li, Xingyuan Chen, Thibault Datry, Nate McDowell, Corianne Tatariw, Anna Braswell, Jillian M. Deines, Julia A. Guimond, Peter Regier, Kenton Rod, Edward K.P. Bam, Etienne Fluet-Chouinard, Inke Forbrich, Kristin Jaeger, Teri O'Meara, Timothy D. Scheibe, Erin Seybold, Jon N. Sweetman, Jianqiu Zheng, Daniel C. Allen, Elizabeth Herndon, Beth Middleton, Scott Painter, Kevin Roche, Julianne Scamardo, Ross Vander Vorste, Kristin Boye, Ellen Wohl, Margaret Zimmer, Kelly Hondula, Maggi Laan, Anna Marshall, Kaizad F. Patel
2025, Biogeosciences (22) 995-1034
The structure, function, and dynamics of Earth's terrestrial ecosystems are profoundly influenced by how often (frequency) and how long (duration) they are inundated with water. A diverse array of natural and human-engineered systems experience temporally variable inundation whereby they fluctuate between inundated and non-inundated states. Variable inundation spans extreme events...
Abrupt changes in algal biomass of thousands of US lakes are related to climate and are more likely in low-disturbance watersheds.
Patricia A. Soranno, Patrick J. Hanly, Katherine E. Webster, Tyler Wagner, Andrew McDonald, Arnab Shuvo, Erin M. Schliep, Kaitlin L Reinl, Ian M. McCullough, Pang-Ning Tan, Noah R. Lottig, Kendra Spence Cheruvelil
2025, PNAS (122)
Climate change is predicted to intensify lake algal blooms globally and result in regime shifts. However, observed increases in algal biomass do not consistently correlate with air temperature or precipitation, and evidence is lacking for a causal effect of climate or the nonlinear dynamics needed to demonstrate...
Hydroclimate projections and effects on runoff at National Wildlife Refuges in the semi-arid western U.S.
Brian S. Caruso, Lauren Ellissa Eng, Andrew R. Bock, Nicholas Graff Hall
2025, JAWRA Journal of the American Water Resources Association (61)
This study evaluated hydroclimate projections and effects on runoff at National Wildlife Refuges in a semiarid region of the western United States (U.S. Fish and Wildlife Service Region 6) using mean air temperature (TAVE) and precipitation (PPT) inputs and runoff (RO) output from a national application of a Monthly Water...
James Buttle review: The characteristics of baseflow resilience across diverse ecohydrological terrains
Martin A. Briggs, Connor P. Newman, Joshua Robert Benton, David M. Rey, Christopher Konrad, Valerie Ouellet, Christian E. Torgersen, Lance R. Gruhn, Brandon J. Fleming, Christopher L. Gazoorian, Daniel H. Doctor
2025, Hydrological Processes (39)
The dynamic storage of aquifers is the portion of groundwater that can potentially drain to any given point along a stream to create baseflow. Baseflow typically occurs year-round in perennial streams, though the characteristics and stability of dynamic storage are often most important to instream processes during extended dry periods...
Heterogeneity of locked‐pasture snow conditions modulate habitat and movement choices of a facultative migrant
Katherine Gura, Glen E. Liston, Adele K. Reinking, Bryan Bedrosian, Kelly Elder, Anna D. Chalfoun
2025, Ecology and Evolution (15)
Habitat selection and movement are key mechanisms by which animals can respond to and potentially cope with highly variable environmental conditions. Optimal responses likely vary, however, depending on the severity and scope of conditions. We tested this hypothesis using a facultative migrant species, the Great Gray Owl (Strix nebulosa), which...
