Estimating agricultural irrigation water consumption for the High Plains aquifer region with integrated energy- and water-balance evapotranspiration modeling approaches
Lei Ji, Gabriel B. Senay, MacKenzie Friedrichs, Stefanie Kagone
2025, Agricultural Water Management (309)
Estimation of irrigation water use provides essential information for the management and conservation of agricultural water resources. Conventionally, water use data are created based on reports and surveys from water users, whereas manual records may not be complete due to lacking flow meters, measurement gaps, inconsistent methods across regions, and...
Leveraging high-frequency sensor data and U.S. National Water Model output to forecast turbidity in a drinking water supply basin
John T. Kemper, Kristen L. Underwood, Scott Douglas Hamshaw, Dany Davis, Jason Siemion, James B. Shanley, Andrew W. Schroth
2025, Journal of the American Water Resources Association (JAWRA) (61)
As high-frequency sensor networks increasingly enhance data-driven models of water quality, process-based models like the U.S. National Water Model (NWM) are generating accessible forecasts of streamflow at increasingly dense scales. There is now an opportunity to combine these products to construct actionable water quality forecasts. To that end, we couple...
Quantifying sea otter abundance, distribution, habitat use, and foraging intake in Cook Inlet, Alaska
Daniel Monson, Kimberly A. Kloecker, Nicole LaRoche, Collin Power, Laura Geissinger, Elizabeth Hasan, Tahzay Jones, Ben Weitzman
2025, OCS Study BOEM 2025-019
Following near extirpation from the fur trade, sea otters (Enhydra lutris) have returned to occupy lower Cook Inlet since the 1950s, or earlier, with numbers increasing to ~11,000 and ~9,000 on the west and east side, respectively, by 2017. Northward range expansion on the west side has been negligible for...
Summary of results from monitoring the Geysers with continuous passive seismic and repeat magnetotelluric measurements (2021-2023)
Jared R. Peacock, David Alumbaugh, Roland Gritto, Evan Um, Craig Ulrich, Michael A. Mitchell, Craig Hartline
2025, Conference Paper
Understanding temporal variations in a geothermal field can support operators in decision making that pertains to optimizing production and mitigating hazards. Between 2021 and 2023, The Geysers geothermal field in northern California was monitored with an array of continuous passive seismic sensors and annual repeat magnetotelluric (MT) measurements. Each of...
Mammalian responses to select Type 3 Watershed Experiment prescriptions in the Olympic Experimental State Forest: A camera-based monitoring approach
Katy R Goodwin, Kyle D Martens, Teodora V Minkova, Rebecca M. McCaffery
2025, Report
The Type 3 Watershed Experiment is a landscape-scale management experiment designed to assess the ecological, economic, and social benefits of timber harvest and post-harvest management prescriptions in upland and riparian systems of the Washington Coast Range ecoregion. The experiment is being conducted on state trust lands in the Olympic Experimental...
Preliminary depth to basement modeling at Salton Sea, California
Jacob Elliott Anderson, Jonathan M.G. Glen, William D. Schermerhorn, Tait E. Earney, Benjamin Lyter Morbeck
2025, Conference Paper
The San Andreas Fault – Imperial Fault (SAF-IF) transtensional step-over zone along the southern margin of the Salton Sea hosts substantial geothermal production and lithium brine resources. Recent volcanism at the Salton Buttes and active seismicity along the SAFIF fault system highlight active tectonic and magmatic processes that pose natural...
Natural capital accounting on forested lands: An application to the Colorado River basin
Travis Warziniack, Kenneth J. Bagstad, Michael Knowles, Christopher Mihiar, Arpita Nehra, Charles Rhodes, Leslie Sanchez, Christopher Sichko, Charles B. Sims
Nicholas Z. Muller, Eli P. Fenichel, Mary Bohman, editor(s)
2025, Conference Paper, Measuring and accounting for environmental public goods: A national accounts perspective
This paper creates a first set of forest natural capital accounts and demonstrates how these accounts can be integrated with general equilibrium models of the economy. Focusing on the Colorado River Basin, we show that deforestation has direct implications for the forest industry and indirect impacts on the economy through...
Pesticide contamination detected across five wildlife refuges in the Sacramento Valley of California
Angie Lenard, Therese Burns, Michelle L. Hladik, Kaylene Keller, Samantha Marcum, Wayne E. Thogmartin, Matthew L. Forister
2025, Science of the Total Environment (969)
An important goal for the applied ecological sciences is to understand the extent to which the biodiversity on conserved or managed lands is exposed to anthropogenic stressors. Among the various categories of conserved lands in the United States, the National Wildlife Refuge System is focused on the protection and management...
Fisheries research and monitoring activities of the Lake Erie Biological Station, 2024
Mark Richard Dufour, Francesco Guzzo, Corbin David Hilling, Kevin R. Keretz, Richard Kraus, Richard Cole Oldham, James J. Roberts, Joseph Schmitt
2025, Report
A comprehensive understanding of fish populations and their interactions is the cornerstone of modern fishery management and the basis for Lake Erie’s Fish Community Objectives (FCOs) developed in 2020 (Francis et al. 2020). The 2024 U.S. Geological Survey (USGS) Lake Erie Biological Station Annual Report is responsive to these FCOs...
Living on the edge: Identifying demographic bottlenecks in an isolated sage-grouse population
Chelsea E. Sink, Katie M. Dugger, Christian A. Hagen, John N. Vradenburg
2025, Wildlife Biology (2025)
The greater sage-grouse (Centrocercus urophasianus: hereafter sage-grouse) population in Modoc County California is geographically isolated and contains a single lek (from 56 leks in the 1940s), despite significant efforts to increase the population through translocations and habitat improvement. Repeated wildfire within the landscape has led to an increase in invasive...
Urbanization and host relatedness shape virome composition in a widespread, generalist carnivore
Natalie Payne, Desiree Andersen, Cheryl Mollohan, Koenraad Van Doorslaer, Leigh Combrink, Melanie Culver
2025, Molecular Ecology (34)
Urban wildlife species have the potential to serve as links in disease transmission between wildlife, humans and domestic animals at the wildland–urban interface (WUI), contributing to both sustained cross-species transmission of pathogens and the emergence of diseases in susceptible populations. However, the relative roles of host and environmental factors in...
Spatiotemporal causal inference with mechanistic ecological models: Evaluating targeted culling on chronic wasting disease dynamics in cervids
Juan Francisco Mandujano Reyes, Ting Fung Ma, Ian P. McGahan, Daniel J. Storm, Daniel P. Walsh, Jun Zhu
2025, Environmetrics (36)
Spatiotemporal causal inference methods are needed to detect the effect of interventions on indirectly measured epidemiological outcomes that go beyond studying spatiotemporal correlations. Chronic wasting disease (CWD) causes neurological degeneration and eventual death to white-tailed deer (Odocoileus virginianus) in Wisconsin. Targeted culling involves removing deer after traditional hunting seasons in...
ARCHI: A new R package for automated imputation of regionally correlated hydrologic records
Zeno F. Levy, Robin L. Glas, Timothy J. Stagnitta, Neil C. Terry
2025, Groundwater (62) 595-610
Missing data in hydrological records can limit resource assessment, process understanding, and predictive modeling. Here, we present ARCHI (Automated Regional Correlation Analysis for Hydrologic Record Imputation), a new, open-source software package in R designed to aggregate, impute, cluster, and visualize regionally correlated hydrologic records. ARCHI imputes missing data in “target”...
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...
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...
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 C. 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...
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 M. 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...
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...
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...
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 L. 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 E. 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...
