Dams facilitate predation during Atlantic salmon (Salmo salar) smolt migration
Matthew A. Mensinger, James P. Hawkes, Graham S. Goulette, Alessio Mortelliti, Erik Blomberg, Joseph D. Zydlewski
2024, Canadian Journal Fisheries and Aquatic Sciences (81) 38-51
Diadromous fish populations have incurred precipitous declines across the globe. Among many stressors, these species are threatened by anthropogenic barriers that impede movement, alter riverine habitat, and augment predator communities. In this study, we used acoustic transmitters (n = 220) with predation and temperature sensors to characterize Atlantic salmon (Salmo salar) smolt...
Climate change and collapsing thermal niches of desert reptiles and amphibians: Assisted migration and acclimation rescue from extirpation
Bary Sinervo, Rafael A. Lara Resendiz, Donald B. Miles, Jeffrey E. Lovich, Philip C. Rosen, Hector Gadsden, Gamaliel Castenada Gaytan, Patricia Galina Tessaro, Victor H. Luja, Raymond B. Huey, Amy V. Whipple, Victor Sanchez Cordero, Jason B. Rohr, Gabriel Caetano, Juan C. Santos, Sites, Fausto R. Mendez de la Cruz
2024, Science of the Total Environment (908)
Recent climate change should result in expansion of species to northern or high elevation range margins, and contraction at southern and low elevation margins in the northern hemisphere, because of local extirpations or range shifts or both. We combined museum occurrence records from both the continental U.S. and Mexico with...
Springing forward: Migrating songbirds catch up with the start of spring in North America
Claire E. Nemes, Peter P. Marra, Theodore J. Zenzal Jr., Samantha A. Collins, Bryant C. Dossman, Alexander R. Gerson, Camila Gomez, Ana M. Gonzalez, Mariamar Gutierrez Ramirez, Sarah A. Hamer, Joseph Marty, Phillip L. Vasseur, Emily B. Cohen
2024, Journal of Animal Ecology (93) 294-306
In temperate regions, the annual pattern of spring onset can be envisioned as a ‘green wave’ of emerging vegetation that moves across continents from low to high latitudes, signifying increasing food availability for consumers.Many herbivorous migrants ‘surf’ such resource waves, timing their movements to exploit peak vegetation resources in...
Determination and prediction of micro scale rare earth element geochemical associations in mine drainage treatment wastes
Benjamin C. Hedin, Mengling Y. Stuckman, Charles A. Cravotta III, Christina L. Lopano, Rosemary C. Capo
2024, Chemosphere (346)
Acid mine drainage (AMD) has been proposed as a novel source of rare earth elements (REE), a group of elements that includes critical metals for clean energy and modern technologies. REE are sequestered in the Fe–Al–Mn-rich precipitates produced during the treatment of AMD. These AMD solids are typically managed...
A combined compost, dolomite, and endophyte addition is more effective than single amendments for improving phytorestoration of metal contaminated mine tailings
Courtney Creamer, Mary-Catherine Leewis, Martina Kracmarova, Jakub Papik, Sean Kacur, John Freeman, Ondrej Uhlik, Andrea L. Foster
2024, Plant and Soil (4997) 219-240
Background and aimsRe-vegetation of mining-impacted landscapes reduces transport of toxic elements while improving soil fertility. This study evaluated whether the planting of a native perennial grass with a consortium of diazotrophic microbial endophytes and municipal waste compost—alone and in combination—enhanced plant growth while stabilizing metal(loids) in dolomite-amended tailings...
A comparison of stable isotopes and polychlorinated biphenyls 1 among genetic strains of Lake Ontario lake trout (Salvelinus namaycush)
Nicole E. Saavedra, N. Roxanna Razavi, Donald J. Stewart, Brian F. Lantry, Gordon Paterson
2024, Journal of Great Lakes Research (50)
This study quantified stable carbon (δ13C) and nitrogen (δ15N) isotopes, polychlorinated biphenyl (PCB) concentrations and growth rates among multiple genetic strains of Lake Ontario lake trout (Salvelinus namaycush) to evaluate the potential role of genetics in these parameters. Fish ranging in age from 1 to 31 years (n = 72) and representing nine...
Effect of florfenicol administered through feed on Atlantic salmon (Salmo salar) gut and its microbiome
Giovanna Monticelli, Joseph Bisesi, Jason Tyler Magnuson, Daniel Schlenk, Carlos Zarza, David Peggs, Daniela Pampanin
2024, Aquaculture (580)
Although concerns about the impacts of antibiotics in aquatic organisms are reported worldwide, the potential adverse effects on fish gut microbial communities and fish health are still not well known. In this study, we investigated the effects of florfenicol (FFC) on the gut microbiome and gastrointestinal (GIT) gene expression in juvenile Atlantic salmon (Salmo salar). Three doses...
Molecular detection and characterization of highly pathogenic H5N1 clade 2.3.4.4b avian influenza viruses among hunter-harvested wild birds provides evidence for three independent introductions into Alaska
Andrew M. Ramey, Laura Celeste Scott, Christina Ahlstrom, Evan James Buck, Alison Williams, Mia Kim Torchetti, David E. Stallknecht, Rebecca L. Poulson
2024, Virology (589)
We detected and characterized highly pathogenic avian influenza viruses among hunter-harvested wild waterfowl inhabiting western Alaska during September–October 2022 using a molecular sequencing pipeline applied to RNA extracts derived directly from original swab samples. Genomic characterization of 10 H5 clade 2.3.4.4b avian influenza...
Assessing the added value of antecedent streamflow alteration information in modeling stream biological condition
Taylor E Woods, Ken Eng, Daren Carlisle, Matthew J. Cashman, Michael Meador, Karen R. Ryberg, Kelly O. Maloney
2024, Science of the Total Environment (908)
In stream systems, disentangling relationships between biology and flow and subsequent prediction of these relationships to unsampled streams is a common objective of large-scale ecological modeling. Often, streamflow metrics are derived from aggregating continuous...
Rethinking cost-share programs in consideration of economic equity: A case study of wildfire risk mitigation assistance for private landowners
James Meldrum, Patricia A. Champ, Hannah Brenkert-Smith, Christopher M. Barth, Abby Elizabeth McConnell, Carolyn Wagner, Colleen Donovan
2024, Ecological Economics (216) 108041
Public agencies and organizations often deliver financial assistance through cost sharing, in which recipients contribute some portion toward total costs. However, cost sharing might raise equity concerns if it reduces participation among populations with lower incomes. Here, we revisit a past study using a...
Detection and quantification of preferential flow using artificial rainfall with multiple experimental approaches
Maria Clementina Caputo, Lorenzo De Carlo, Rita Masciale, Kimberlie Perkins, Antonietta Celeste Turturro, John R. Nimmo
2024, Hydrogeology Journal (32) 467-485
Preferential flow in the unsaturated zone strongly influences important hydrologic processes, such as infiltration, contaminant transport, and aquifer recharge. Because it entails various combinations of physical processes arising from the interactions of water, air, and solid particles in a porous medium, preferential flow is highly complex. Major research is needed...
Evidence of Seattle Fault earthquakes from patterns of deep-seated landslides
Erich Herzig, Alison Duvall, Adam Booth, Ian P. Stone, Erin A. Wirth, Sean Richard LaHusen, Joseph Wartman, Alex R. Grant
2024, Bulletin of the Seismological Society of America (114) 1084-1102
Earthquake‐induced landslides can record information about the seismic shaking that generated them. In this study, we present new mapping, Light Detection and Ranging‐derived roughness dating, and analysis of over 1000 deep‐seated landslides from the Puget Lowlands of Washington, U.S.A., to probe the landscape...
No long-term effect of black bear removal on elk calf recruitment in the southern Appalachians
Joseph G. Yarkovich, Jessica L. Braunstein, Jennifer M. Mullinax, Joseph D. Clark
2024, Journal of Wildlife Management (88)
In 2001 and 2002, 52 elk (Cervus canadensis; 21 males, 31 females), originally obtained from Elk Island National Park, Alberta, Canada, were transported and released into Cataloochee Valley in the northeastern portion of Great Smoky Mountains National Park (GRSM, Park), North Carolina, USA. The annual population growth rate (λ) was...
The use of semiochemicals for attracting and repelling invasive ambrosia beetles (Coleoptera: Curculionidae) in ʻōhiʻa (Metrosideros polymorpha) forests
Kylle Roy, Helen R. Sofaer, Robert W. Peck, Ellen Dunkle, Dan Mikros, Sheri L. Smith, Matthew D. Ginzel
2024, Agricultural and Forest Entomology (26) 191-200
Early detection of invasive species is critical for preventing ecological and economic damage and maintaining ecosystem health. In Hawaiʻi, a complex of generalist ambrosia beetle species in the tribe Xyleborini (Coleoptera: Scolytinae) are threatening the health and productivity of forests and crops due...
Biocrusts modulate carbon losses under warming across global drylands: A bayesian meta-analysis
Jingyao Sun, Kailiang Yu, Ning Chen, Seth M. Munson, Xinrong Li, Rongliang Jia
2024, Soil Biology and Biogeochemistry (188)
Biocrusts are critical biological components of drylands and play an important role in soil carbon (C) cycling. However, the effect of biocrusts on soil CO2 exchange across global gradients of temperature and moisture is poorly understood. Moreover, their response to climate change remains...
Lipid metabolites index habitat quality for Canvasbacks on stopover areas during spring migration
Andrew Bouton, Michael J. Anteau, Eric J. Smith, Heath Hagy, Joseph Lancasster, Christopher Jacques
2024, Ornithological Applications (126)
Nutrients acquired by ducks on spring migratory stopover areas influence survival and subsequent reproduction. Accordingly, wetland loss and degradation on stopover areas can lead to reduced refueling efficiency and have demographic consequences. Lipid metabolite concentrations in blood provide a useful index of daily mass change in wild birds and...
Permethrin contamination of sawgrass marshes and potential risk for the imperiled Klot’s skipper butterfly (Euphyes pilatka klotsi)
Timothy Bargar, Michelle L. Hladik
2024, Environmental Toxicology and Chemistry (43) 267-278
Nontarget effects from mosquito control operations are possible in habitats adjacent to areas targeted by ultra-low-volume (ULV) sprays of permethrin for adult mosquito control. We assessed the risks of permethrin exposure to butterflies, particularly the imperiled Klot's skipper, when exposed to ground-based ULV sprays. Samples of larval host plant leaves...
Improved computational methods for probabilistic liquefaction hazard analysis
Andrew James Makdisi, Steven L. Kramer
2024, Soil Dynamics and Earthquake Engineering (176)
Current procedures for analysis of and design against liquefaction hazards focus primarily on the use of probabilistic ground motions at a single ground-shaking hazard level, with the cyclic loading represented by a peak ground acceleration (PGA) corresponding to a target...
Biodiversity connections—‘ties that bind’
Mary Freeman, Duncan Elkins, Brett Albanese
2024, Ecology of Freshwater Fish (33)
Connectivity is a foundational concept in ecology and conservation and was the organising theme for the 2022 Annual Meeting of the Southeastern Fishes Council, a professional organisation dedicated to the study and conservation of freshwater fishes native to the southeast region of the United...
Degradation kinetics of veterinary antibiotics and estrogenic hormones in a claypan soil
Adam H. Moody, Robert N. Lerch, Keith Goyle, Stephen H. Anderson, David Mendoza-Cozatl, David A. Alvarez
2024, Chemosphere (346)
Veterinary antibiotics and estrogens are excreted in livestock waste before being applied to agricultural lands as fertilizer, resulting in contamination of soil and adjacent waterways. The objectives of this study were to 1) investigate the degradation kinetics of the VAs sulfamethazine and lincomycin and the estrogens estrone and 17β-estradiol in...
Increasing salt marsh elevation using sediment augmentation: Critical insights from surface sediments and sediment cores
Elizabeth Fard, Lauren N. Brown, Richard F. Ambrose, Christine R Whitcraft, Karen M. Thorne, Nathaniel J. Kemnitz, Douglas E. Hammond, Glen M. MacDonald
2024, Environmental Management (73) 614-633
Sea-level rise is particularly concerning for tidal wetlands that reside within an area with steep topography or are constrained by human development and alteration of sedimentation. Sediment augmentation to increase wetland elevations has been considered as a potential strategy for such areas to prevent wetland loss...
A population-based performance evaluation of the ShakeAlert earthquake early warning system for M 9 megathrust earthquakes in the Pacific Northwest, U.S.A.
Mika Thompson, J. Renate Hartog, Erin A. Wirth
2024, Bulletin of the Seismological Society of America (114) 1103-1123
We evaluate the potential performance of the ShakeAlert earthquake early warning system for M 9 megathrust earthquakes in the Pacific Northwest (PNW) using synthetic seismograms from 30 simulated M 9 earthquake scenarios on the Cascadia subduction zone. The timeliness and accuracy of source estimates and effectiveness of ShakeAlert alert contours are evaluated with a...
Dam removal cost databases and drivers
Jennifer A. Bountry, Timothy J. Randle, Alvin Jansen, Jeffrey J. Duda, Suman Jumani, Desiree D. Tullos, Kyle McKay, Susan Bailey
2024, Final Report ST-2023-21084 and ENV-2023-002
The United States (U.S.) has over 90,000 dams listed in the National Inventory of Dams that provide vital infrastructure to support water management for municipal and industrial uses including irrigation, hydropower, flood control, navigation, recreation, and habitat, among other uses (NID 2023). The Bureau of Reclamation (Reclamation) and U.S. Army...
Systematic process for determining field-sampling effort required to know vegetation changes in large, disturbed rangelands where management treatments have been applied
Cara Applestein, Matthew J. Germino
2024, Rangeland Ecology and Management (92) 68-72
Adequate numbers of replicated, dispersed, and random samples are the basis for reliable sampling inference on resources of concern, particularly vegetation cover across large and heterogenous areas such as rangelands. Tools are needed to predict and assess data precision, specifically the sampling...
Effects of auto-adaptive localization on a model calibration using ensemble methods
Jonathan P. Traylor, Randall J. Hunt, Jeremy White, Michael N. Fienen
2024, Groundwater (2) 140-149
Simulations of the natural systems for environmental decision-making typically benefit from a highly parameterized approach (Hunt et al. 2007; Doherty and Hunt 2010), which enhances the flow of information contained in state observations to the parameters and improves application to decision support. However, parameter estimation (PE) with highly parameterized environmental...
