Redistribution of debris-flow sediment following severe wildfire and floods in the Jemez Mountains, New Mexico, USA
Jonathan M. Friedman, Anne C. Tillery, Samuel J. Alfieri, Elizabeth Rachaelann Skaggs, Patrick B. Shafroth, Craig D. Allen
2024, Earth Surface Processes and Landforms (49) 4263-4274
Severe fire on steep slopes increases stormwater runoff and the occurrence of runoff-initiated debris flows. Predicting locations of debris flows and their downstream effects on trunk streams requires watershed-scale high-resolution topographic data. Intense precipitation in July and September 2013 following the June 2011 Las Conchas Fire in the Jemez Mountains,...
Developing, testing, and communicating earthquake forecasts: Current practices and future directions
Leila Mizrahi, Irina Dallo, Nicholas van der Elst, Annemarie Christophersen, Ilaria Spassiani, Maximillian J. Werner, Pablo Iturrieta, Jose Bayona, Iunio Iervolino, Max Schneider, Morgan T. Page, Jiancang Zhuang, Marcus Herrmann, Andrew J. Michael, Guiseppe Falcone, Warner Marzocchi, David A. Rhoades, Matthew Gerstenberger, Laura Gulia, Danijel Schorlemmer, Julia Becker, Marta Han, Lorena Kuratle, Michele Marti, Stefan Wiemer
2024, Reviews of Geophysics (63)
While deterministically predicting the time and location of earthquakes remains impossible, earthquake forecasting models can provide estimates of the probabilities of earthquakes occurring within some region over time. To enable informed decision-making of civil protection, governmental agencies, or the public, Operational Earthquake Forecasting (OEF) systems aim to provide authoritative earthquake...
Effects of temporal hydrologic shifts on the population biology of an endangered freshwater fish in a dryland river ecosystem
Jonathan Q. Richmond, Philip Robert Gould, Jennifer Pareti, Andrew Aitken, Eric Morrissette, Adam R. Backlin, Chris Dellith, Robert N. Fisher
2024, Aquatic Conservation: Marine and Freshwater Ecosystems (34)
Species occupying dryland river ecosystems often experience “boom-and-bust” demographic cycles that coincide with shifts in habitat availability. Knowing whether declines are within natural thresholds versus those caused by acute human disturbance is critical for managing protected species. We investigated temporal shifts in abundance and habitat use of an endangered population...
Variation in dietary ecology of two invasive American Bullfrog (Lithobates catesbeianus) populations in Southern California
Nathan W. Smith, Ryan J. Hanscom, Jonathan Q. Richmond, Robert N. Fisher, Rulon W. Clark
2024, Herpetologica (80) 241-247
Invasive American Bullfrogs (Lithobates catesbeianus) are a threat to native species in riparian ecosystems worldwide. They are indiscriminate predators consuming both vertebrate and invertebrate prey, negatively affecting biodiversity. Documenting the diet and feeding ecology of invasive L. catesbeianus can help management agencies identify affected species and facilitate eradication efforts. We...
Revision of ModelMuse to support the use of PEST software with MODFLOW and SUTRA models
Richard B. Winston
2024, Techniques and Methods 6-A64
Executive SummaryModelMuse is a graphical user interface for several groundwater modeling programs. ModelMuse was updated to generate the input files for the parameter estimation software suite PEST. The software is used with MODFLOW or SUTRA models to run PEST-based parameter estimation and display the updated model inputs after parameter estimation....
Population genetic structure and demographic history reconstruction of introduced flathead catfish (Pylodictis olivaris) in two US Mid-Atlantic rivers
Justin Waraniak, Michael S. Eackles, Jason Keagy, Geoffrey D. Smith, Megan Schall, Sydney Stark, Shannon L. White, David C. Kazyak, Tyler Wagner
2024, Journal of Fish Biology
Population genetic analysis of invasive populations can provide valuable insights into the source of introductions, pathways for expansion, and their demographic histories. Flathead catfish (Pylodictis olivaris) are a prolific invasive species with high fecundity, long-distance dispersal, and piscivorous feeding habits that can lead to declines in native fish populations. In...
Origin of the Laurentian Great Lakes fish fauna through upward adaptive radiation cascade prior to the Last Glacial Maximum
Nathan J.C. Backenstose, Daniel J. MacGuigan, Christopher A. Osborne, Moises A. Bernal, Elizabeth K. Thomas, Eric Normandeau, Daniel L. Yule, Wendylee Stott, Amanda Susanne Ackiss, Victor A. Albert, Louis Bernatchez, Trevor J. Krabbenhoft
2024, Communications Biology (7)
The evolutionary histories of adaptive radiations can be marked by dramatic demographic fluctuations. However, the demographic histories of ecologically-linked co-diversifying lineages remain understudied. The Laurentian Great Lakes provide a unique system of two such radiations that are dispersed across depth gradients with a predator-prey relationship. We show that the North...
Resource availability and heterogeneity affect space use and resource selection of a feral ungulate
Saeideh Esmaeili, Kathryn A. Schoenecker, Sarah King
2024, Ecosphere (15)
Animals adjust their habitat use patterns in response to changes in their physiological needs and environmental conditions. Understanding the mechanisms underlying resource selection and space use across time and space reveals effects of the environment on animals' decisions. We explored the effects of habitat availability and heterogeneity on the seasonal...
Body mass changes of dabbling and diving ducks wintering in California
Mark P. Herzog, Josh T. Ackerman, Jeffrey D. Kohl, Brady Lynn Fettig, C. Alex Hartman, Sarah H. Peterson, Michael L. Casazza, Joseph P. Fleskes
2024, Journal of Wildlife Management (88)
Bird body mass is often used as an index of body condition and fluctuates throughout the year in response to environmental conditions and avian life-history events. We examined the body mass of 59,572 ducks representing 13 species (7 dabbling duck species and 6 diving duck species) harvested within the 3...
Estimating traffic volume and road age in Wyoming to inform resource management planning: An application with wildlife-vehicle collisions
Richard D. Inman, Benjamin Seward Robb, Michael S. O’Donnell, David R. Edmunds, Matthew J Holloran, Cameron L. Aldridge
2024, Ecological Indicators (116)
Road networks and their associated vehicular traffic disturb many terrestrial systems, but inventories of roads used to assess these effects often focus on the ‘where’ (e.g., local road type and density) and neglect the ‘when’ (e.g., temporal disturbance) or ‘how much’ (e.g.,...
Riverine dissolved organic matter transformations increase with watershed area, water residence time, and Damköhler numbers in nested watersheds
Kevin Alexander Ryan, Vanessa Garayburu-Caruso, Byron Crump, Ted Bambakidis, Peter Raymond, Shaoda Liu, James Stegen
2024, Biogeochemistry (167) 1203-1224
Quantifying the relative influence of factors and processes controlling riverine ecosystem function is essential to predicting future conditions under global change. Dissolved organic matter (DOM) is a fundamental component of riverine ecosystems that fuels microbial food webs, influences nutrient and light availability, and represents a significant carbon flux globally. The...
It's about time: A multistate semicontinuous time mark–recapture model to evaluate seasonal survival and movement rates of juvenile Coho Salmon in a small coastal watershed
Nicholas P. Van Vleet, Darren Ward, Nicholas A. Som, Daniel C. Barton, Colin Anderson, Mark J. Henderson
2024, Transactions of the American Fisheries Society (153) 541-558
ObjectiveMany mark–recapture models assume that releases and recaptures are discrete events, and researchers often aggregate continuous recapture data (e.g., passive integrated transponder [PIT] detections) into coarse temporal scales to satisfy this assumption. This temporal discretization could result in parameter biases by ignoring the individual heterogeneity in the...
A heuristic method to evaluate consequences for flight control and stability induced by attachment of biologging devices to birds and bats
Todd E. Katzner, George Young
2024, Methods in Ecology and Evolution (15) 1553-1560
Biologging is central to the study of wildlife, but questions remain about the minimization of effects of biologging devices. Rarely considered are changes biologging devices induce on an animal's centre of mass (COM) and resulting losses of flight control and stability.We applied established...
In-situ valve opening response of eastern oysters to estuarine conditions
Romain Lavaud, Stephanie K. Archer, Megan K. La Peyre, Finella M. Campanino, Sandra M. Casas, Jerome F. La Peyre
2024, Marine Biology (171)
High-frequency recordings of valve opening behavior (VOB) in bivalves are often used to detect changes in environmental conditions. However, generally a single variable such as temperature or the presence of toxicants in the water is the focus. A description of routine VOB under non-stressful conditions is also important for interpreting...
Mapping eelgrass cover and biomass at Izembek Lagoon, Alaska, using in-situ field data and Sentinel-2 satellite imagery
David C. Douglas, Michael D. Fleming, Vijay P. Patil, David H. Ward
2024, Preprint
Two eelgrass (Zostera marina) maps of Izembek Lagoon, Alaska, were generated by first creating maps of spectrally unique classes from each of two Sentinel-2 satellite images collected on July 1, 2016, and August 14, 2020, then attributing the spectral classes with information about eelgrass conditions based on field data. Maps...
The Amazon Basin’s rivers and lakes support Nearctic-breeding shorebirds during southward migration
Jennifer A. Linscott, Enzo Basso, Rosalyn Bathrick, Juliana Bosi de Almeida, Alexandra Anderson, Fernando Angulo-Pratolongo, Bart M Ballard, Joel Bety, Stephen Brown, Katherine S. Christie, Sarah J. Clements, Christian Friis, Callie Gesmundo, Marie-Andree Giroux, Autumn-Lynn Harrison, Christopher M. Harwood, Jason M. Hill, James A. Johnson, Bart Kempenaers, Benoit Laliberte, Jean-Francois Lamarre, Richard B. Lanctot, Christopher Latty, Nicolas Lecomte, Laura Anne McDuffie, Juan G. Navedo, Erica Nol, Zachary M. Pohlen, Jennie Rausch, R.B. Renfrew, Jorge Ruiz, Mike Russell, Daniel R. Ruthrauff, Sarah T. Saalfeld, Brett K. Sandercock, Shiloh A. Schulte, Paul A Smith, Audrey R. Taylor, T. Lee Tibbitts, Mihai Valcu, Mitch D. Weegman, James R. Wright, Nathan R. Senner
2024, Ornithological Applications (126)
Identifying the migration routes and stopover sites used by declining species is critical for developing targeted conservation actions. Long-distance migratory shorebirds are among the groups of birds declining most rapidly, yet we frequently lack detailed knowledge about the routes and stopover sites they use during their hemisphere-spanning migrations. This is...
Comparison of imaging flow cytometry and microscopy for freshwater algal bloom detection
Sabina R. Gifford, A. St. Amand, Jennifer L. Graham, Guy M. Foster, Cory Sauve, Denise Clark, Hannah Schroeder-Larkins
2024, Lake and Reservoir Management (40) 221-235
Imaging flow cytometry (IFC) is an emerging tool that allows for rapid identification and enumeration of phytoplankton in freshwater systems. However, few studies have assessed the effects of preservation on IFC results or compared live IFC and microscopy results in freshwater systems. Understanding the effects of preservation and...
Volcanoes of American Samoa
Natalia I. Deligne, Drew T. Downs, Elinor Lutu-McMoore, Steven Sobieszczyk, Wendy K. Stovall
2024, Fact Sheet 2023-3022
Upu Amata (Introduction)O le Atu-Samoa o le tasi lenei o faʻasologa motu mauga mu i le Vasa Pasefika i Saute. O motu e pito i sasaʻe o nei faʻasologa mauga mu o le Atu-Samoa, o motu ia o Amerika Samoa. E tofu lava mauga mu taʻitasi o Amerika Samoa ma...
Threshold changes in winter temperature and precipitation drive threshold responses across nine global climate zones and associated biomes
Alexandra R. Contosta, Kyle A. Arndt, Helen M. Baulch, Nora J. Casson, Adrian Harpold, Toni Lyn Morelli, Alexej P.K. Siren, Pamela H. Templer
2024, Annual Review of Ecology, Evolution, and Systematics (55) 271-300
Globally, winter temperatures are rising, and snowpack is shrinking or disappearing entirely. Despite previous research and published literature reviews, it remains unknown whether biomes across the globe will cross important thresholds in winter temperature and precipitation that will lead to significant ecological changes. Here, we combine the widely used Köppen–Geiger...
Shallow faulting and folding beneath south‐central Seattle, Washington State, from land‐based high‐resolution seismic‐reflection imaging
William J. Stephenson, Jack K. Odum, Thomas L. Pratt
2024, The Seismic Record (4) 184-193
The geologic framework of the Seattle fault zone (SFZ) has been extensively studied, but the structure and fault strand locations in the central portion of the fault zone through the city of Seattle have remained controversial. Much of what is known about the SFZ has come from light detection and...
Dopaminergic and anti-estrogenic responses in juvenile steelhead (Oncorhynchus mykiss) exposed to bifenthrin
Jason Tyler Magnuson, Nathan D. Sy, Philip Tanabe, Chenyang Ji, Jay Gan, Daniel Schlenk
2024, Comparative Biochemistry and Physiology Part C: Toxicology & Pharmacology (285)
The frequency of detection and concentrations of bifenthrin, a pyrethroid insecticide, in the waterways inhabited by the endangered species, steelhead trout (Oncorhynchus mykiss), has become a significant concern for regulatory agencies. Endocrine disruption has been observed with estrogenic and anti-estrogenic responses in fish species...
A literature review and hypsometric analysis to support decisions on trout management flows on the Colorado River downstream from Glen Canyon Dam
Mariah Giardina, Josh Korman, Michael D. Yard, Scott Wright, Matthew A. Kaplinski, Glenn Bennett
2024, Open-File Report 2024-1033
Executive SummaryFish stranding has been studied in select rivers worldwide, often with the purpose of determining how to mitigate adverse effects of dam operations on highly valued salmon and trout populations. However, where a reduction in trout population size is desired by resource managers, as is the case downstream of...
Assessing the risk of climate maladaptation for Canadian polar bears
L. Ruth Rivkin, Evan Richardson, Joshua D. Miller, Todd C. Atwood, Steven Baryluk, Erik W. Born, Corey Davis, Marcus Dyck, Evelien de Greef, Kristin L. Laidre, Nick Lunn, Sarah McCarthy-Neumann, Martyn E. Obbard, Megan A. Owen, Nicholas Pilfold, Amelie Roberto-Charro, Oystein Wiig, Aryn Wilder, Colin J Garroway
2024, Ecology Letters (27)
The Arctic is warming four times faster than the rest of the world, threatening the persistence of many Arctic species. It is uncertain if Arctic wildlife will have sufficient time to adapt to such rapidly warming environments. We used genetic forecasting to measure the risk of maladaptation to warming temperatures...
Role of tributary cyanobacterial and nutrient transport and sediment processes on cyanobacterial bloom initiation in Lake Superior nearshore
Rebecca M. Kreiling, Carrie E. Givens, Anna C. Baker, Richard L. Kiesling, Eric D. Dantoin, Patrik Mathis Perner, Shelby P. Sterner, Kenna J. Gierke, Paul Reneau
2024, Journal of Great Lakes Research (51)
Watershed fluxes of suspended sediment (SS), nutrients, in particular phosphorus (P), and cyanobacteria may play a role in driving cyanobacterial blooms along the southwestern shore of oligotrophic Lake Superior. To understand how tributary loads contribute to nearshore blooms, we sampled two southwestern shore tributaries, Bois Brule and Siskiwit Rivers. We...
Asymmetric mate preference and reproductive interference mediate climate-induced changes in mate availability in a small mammal hybrid zone
Marjorie D. Matocq, Elizabeth Ann Hunter, Peter J. Murphy, Casey L. Adkins, Kevin T. Shoemaker
2024, Evolution
Range expansion and contraction are among the most common biotic responses to changing environmental conditions, yet much is to be learned about the mechanisms that underlie range-edge population dynamics, especially when those areas are points of secondary contact between closely related species. Here, we present field-measured parentage data that document...
