International data gaps at the Center for Engineering Strong Motion Data
Han Shao, Jeff Brody, Lisa Sue Schleicher, Kristin Marano, Jamison Haase Steidl, Eric M. Thompson, Mike Hearne, James Luke Blair
2025, Conference Paper
The Center for Engineering Strong Motion Data (CESMD) is utilized by seismologists, engineers, and disaster management professionals in the US and has historically achieved and distributed waveforms from across the globe for significant earthquakes. The increased access to the waveforms via Web API (Application Programming Interface) offers a unique opportunity...
Cross-shore hydrodynamics and morphodynamics modeling of an erosive event in the inner surf zone
Jiaye Zhang, Benjamin Tsai, Yashar Rafati, Tian-Jian Hsu, Jack A. Puleo
2025, Coastal Engineering (196)
The phase-averaged and depth-integrated coastal morphodynamic model, XBeach-Surfbeat, was investigated for its capability of predicting the cross-shore hydrodynamics and morphodynamics in the inner surf zone by simulating the storm-induced berm erosion, sediment transport, and subsequent sand bar formation. By utilizing a comprehensive hydrodynamic and morphodynamic dataset measured in a large...
Identifying priority science information needs for managing public lands
Sarah K. Carter, Travis Haby, Ella M. Samuel, Alison C. Foster, Jennifer K. Meineke, Laine E. McCall, Malia Burton, Chris Domschke, Leigh Espy, Megan A. Gilbert
2025, Environmental Management (75) 444-463
Public lands worldwide provide diverse resources, uses, and values, ranging from wilderness to extractive uses. Decision-making on public lands is complex as a result and is required by law to be informed by science. However, public land managers may not always have the science they need. We developed a methodology...
Evaluation of the gap intercept method to measure rangeland connectivity
Sarah E. McCord, Joseph R. Brehm, Lea A. Condon, Leah Dreesmann, Lisa M. Ellsworth, Matthew J. Germino, Jeffrey E. Herrick, Brian K. Howard, Emily Kachergis, Jason W. Karl, Anna C. Knight, Savannah Meadors, Aleta Nafus, Beth A. Newingham, Peter J. Olsoy, Nicole Pietrasiak, David S. Pilliod, Anthony Schaefer, Nicholas P. Webb, Brandi E. Wheeler, C. Jason Williams, Kristina E. Young
2025, Rangeland Ecology & Management (98) 297-315
Characterizing the connectivity of materials, organisms, and energy on rangelands is critical to understanding and managing ecosystem response to disturbances. For over twenty years, scientists and rangeland managers have used the gap intercept method to monitor connectivity. However, using gap intercept measurements to infer ecosystem processes or inform management actions...
The ghost plume phenomenon and its impact on zenith-facing remote sensing measurements of volcanic SO2 emission rates
D.S. Kushner, T.M. Lopez, Christoph Kern, Santiago Arellano, Nemesio M. Perez, J Barrancos
2025, Journal of Volcanology and Goethermal Research (457)
A large source of error in SO2 emission rates derived from mobile Differential Optical Absorption Spectroscopy (DOAS) of volcanic gas plumes is the uncertainty in atmospheric light paths between the sun and the instrument, particularly under non-ideal atmospheric conditions, such as the presence of low clouds. DOAS instruments measure the SO2 column...
Population increases of the threatened American burying beetle (Nicrophorus americanus) linked to large-scale collaborations in a working lands ecoregion
Caleb Powell Roberts, Alison K. Ludwig, Dillon T. Fogarty, Erica Francis Stuber, Daniel R. Uden, Thomas L. Walker Jr., Dirac Twidwell
2025, Biological Conservation (301)
Woody plant encroachment and row-crop agricultural land conversion are existential threats to species that rely on grassland ecosystems. The American Burying Beetle (Nicrophorus americanus) is a threatened species whose largest remnant populations are predominantly located in grassland ecoregions comprised of privately-owned ranching lands. Here, we seek to determine functional scaling...
Declining ecological resilience and invasion resistance under climate change in the sagebrush region, United States
Daniel Rodolphe Schlaepfer, Jeanne C. Chambers, Alexandra K. Urza, Brice B. Hanberry, Jessi L. Brown, David I. Board, Steven B. Campbell, Karen J. Clause, Michele R. Crist, John B. Bradford
2025, Ecological Applications (35)
In water-limited dryland ecosystems of the Western United States, climate change is intensifying the impacts of heat, drought, and wildfire. Disturbances often lead to increased abundance of invasive species, in part, because dryland restoration and rehabilitation are inhibited by limited moisture and infrequent plant recruitment events. Information on ecological resilience...
High variability of migration strategies in a re-established Cygnus buccinator (Trumpeter Swan) population
David W. Wolfson, Randall T. Knapik, Anna Buckardt Thomas, Tyler M. Harms, Laura Kearns, Brian W. Kiss, Timothy F. Poole, Drew Nathan Fowler, Taylor A. Finger, Sumner W. Matteson, John J. Moriarty, Tiffany Mayo, Margaret Smith, Christine M. Herwig, David E. Andersen, John R. Fieberg
2025, Ornithology (142)
The Interior Population (IP) of Cygnus buccinator (Trumpeter Swan), formerly extirpated by market hunting, was re-established in eastern North America by releasing individuals from both migratory and non-migratory populations. Their current annual movement patterns are largely unknown. We deployed 113 GPS-GSM transmitters on IP C. buccinator in 6 U.S. states and 1 Canadian province...
A transferable approach for quantifying benthic fish sizes and densities in annotated underwater images
Peter C. Esselman, Shadi Moradi, Joseph K. Geisz, Christopher Roussi
2025, Methods in Ecology and Evolution (16) 145-159
1. Benthic fishes are a common target of scientific monitoring but are difficult to quantify because of their close association to bottom habitats that are hard to access. Advances in image-acquisition technologies, machine vision, and deep learning have made capturing and quantifying fishes with cameras increasingly feasible. We present a...
A ‘how-to’ guide for estimating animal diel activity using hierarchical models
Fabiola Iannarilli, Brian Daniel Gerber, John Erb, John R. Fieberg
2025, Journal of Animal Ecology (94) 182-194
Animal diel activity patterns can aid understanding of (a) how species behaviourally adapt to anthropogenic and natural disturbances, (b) mechanisms of species co-existence through temporal partitioning, and (c) community or ecosystem effects of diel activity shifts.Activity patterns often vary spatially, a feature ignored by the kernel density estimators (KDEs)...
On algorithmically determined versus traditional macroseismic intensity assignments
Susan E. Hough
2025, Seismological Research Letters (96) 1875-1885
The utility of macroseismic data, defined as the effects of earthquakes on humans and the built environment, has been increasingly recognized following the advent of online systems that now produce unprecedented volumes of macroseismic intensity information. Contributed reports from the U.S. Geological Survey “Did You Feel It?” (DYFI) system (<a...
Estimation of contact time among animals from telemetry data
Andrew B. Whetten, Trevor J. Hefley, David A. Haukos
2025, The American Statistician (79) 265-274
Continuous processes in most applications are measured discretely with error. This complicates the task of detecting intersections and the number of intersections between two continuous processes (i.e., when the processes have the same value). Intersections of continuous processes are scientifically important but challenging to estimate from data. For example, in...
Phytoplankton assemblage structure, drivers, and thresholds with a focus on harmful algal bloom ecology in the Lake Okeechobee system, Florida, USA
Viviana Mazzei, Kristy Lee Sullivan, Keith A. Loftin
2025, Harmful Algae (142)
Untangling the complexities of harmful algal bloom (HAB) dynamics is an ongoing effort that requires a fundamental understanding of spatiotemporal phytoplankton patterns and the environmental filters through which assemblages are structured. To this aim, monthly field surveys were conducted from 2019 to 2021 at 21 sites in Lake Okeechobee, Florida...
Twentieth century extreme precipitation detected in a high-resolution, coastal lake-sediment record from California
Clarke Alexandra Knight, David Wahl, Jason A. Addison, Mark Baskaran, R. Scott Anderson, Marie Rhondelle Champagne, Lysanna Anderson, Liubov S. Presnetsova, Beth Elaine Caissie, Scott W. Starratt
2025, Journal of Paleolimnology (73) 35-51
California faces increasing economic and societal risks from extreme precipitation and flooding associated with atmospheric rivers (ARs) under projected twenty-first century climate warming. Lake sediments can retain signals of past extreme precipitation events, allowing reconstructions beyond the period of instrumental records. Here, we calibrate AR-related extreme precipitation from the last...
Timing and geometry of the Chemehuevi Formation reveal a late Pleistocene sediment pulse into the Lower Colorado River
Harrison J. Gray, Kyle House, Adam M. Hudson, Jorge A. Vazquez, Ryan S. Crow, Miriam Primus, Shannon A. Mahan, Tammy M. Rittenour, Keith A. Howard
2025, GSA Bulletin (137) 1582-1606
The Chemehuevi Formation is a distinctive 50−150-m-thick wedge-shaped Pleistocene sedimentary unit deposited by the Colorado River. It lines the perimeters of the river’s floodplains and bedrock canyons for more than 600 km between the mouth of the Grand Canyon and the delta region in the Gulf of California. The formation...
Evaluating the effects of nest management on a recovering raptor using integrated population modeling
Caroline D. Cappello, Kenneth V. Jacobson, James T. Driscoll, Kyle M. McCarty, Javan Mathias Bauder
2025, Ecosphere (15)
Evaluating population responses to management is a crucial component of successful conservation programs. Models predicting population growth under different management scenarios can provide key insights into the efficacy of specific management actions both in reversing population decline and in maintaining recovered populations. Bald eagle (Haliaeetus leucocephalus) conservation in the United...
Weather events influence survival and recruitment of Coereba flaveola (Bananaquit) in the Caribbean
Clint W. Boal, Brent D. Bibles
2025, Ornithology (142)
The West Indies is considered a biodiversity hotspot and a priority for ecological conservation efforts. Understanding how environmental conditions influence the survival of resident avifauna is an important information need given the predicted increases in drought and the frequency and intensity of severe storms in the region. Throughout much of...
EthoCRED: A framework to guide reporting and evaluation of the relevance and reliability of behavioural ecotoxicity studies
Michael G. Bertram, Marlene Agerstrand, Eli S.J. Thore, Joel Allen, Sigal Balshine, Jack A. Brand, Bryan W. Brooks, ZhiChao Dang, Sabine Duquesne, Alex T. Ford, Frauke Hoffmann, Henner Hollert, Stefanie Jacob, Werner Kloas, Nils Kluver, Jim Lazorchak, Mariana Ledesma, Gerd Maack, Erin L. Macartney, Jake M. Martin, Steven D. Melvin, Marcus Michelangeli, Silvia Mohr, Stephanie Padilla, Gregory G. Pyle, Minna Saaristo, Rene Sahm, Els Smit, Jeffery A. Steevens, Sanne van den Berg, Laura E. Vossen, Donald Wlodkowic, Bob B.M. Wong, Michael Ziegler, Tomas Brodin
2025, Biological Reviews (100) 556-585
Behavioural analysis has been attracting significant attention as a broad indicator of sub-lethal toxicity and has secured a place as an important subdiscipline in ecotoxicology. Among the most notable characteristics of behavioural research, compared to other established approaches in sub-lethal ecotoxicology (e.g. reproductive and developmental bioassays), are the wide range...
Geologic input databases for the 2025 Puerto Rico – U.S. Virgin Islands National Seismic Hazard Model update: Crustal faults component
Jessica Ann Thompson Jobe, Richard W. Briggs, Uri S. ten Brink, Thomas L. Pratt, K. Stephen Hughes, Alexandra Elise Hatem, Christopher DuRoss, Nadine G. Reitman, Julie A. Herrick, Sylvia R. Nicovich, Camille Collett, Katherine M. Scharer, Stephen B. DeLong
2025, Seismological Research Letters (96) 1018-1044
The last National Seismic Hazard Model (NSHM) for Puerto Rico and the U.S. Virgin Islands (PRVI) was published in 2003. In advance of the 2025 PRVI NSHM update, we created three geologic input databases to summarize new onshore and offshore fault source information in the northern Caribbean region between 62°–70°...
Evaluation of an open earthquake early warning system in Mexico, and laboratory tests of their sensors
Vaclav Kuna, Adam T. Ringler, Diego Melgar
2025, Seismological Research Letters (96) 980-989
Microelectromechanical system (MEMS) accelerometers are useful for seismological and engineering applications because of their ability to record unsaturated large seismic signals. Recent advances in MEMS technologies enable the design of instruments with improved capabilities that also allow the recording of small signals....
Archive of morphological data for the Coregonus artedi species complex of the Great Lakes, Lake Nipigon and Great Slave Lake
Randy L. Eshenroder, Jonah Pollens-Dempsey, Thomas C. Pratt, Nicholas E. Mandrak, Thomas N. Todd, Timothy P. O’Brien, Scott M. Reid, Chris M. Olds, Whitney M. Woelmer, Yu-Chun Kao, Daniel L. Yule, Brian O’Malley, Paul Vecsei, Chippewas of Nawash Unceded First Nation, Little Traverse Bay Bands of Odawa Indians, Little River Band of Ottawa Indians, Andrew M. Muir
2025, Laurentian
This publication is a user guide for an archive of morphological data recorded by various authors from North American ciscoes of the Coregonus artedi species complex (subfamily Coregoninae). The archive is accessible from the Great Lakes Fishery Commission’s (GLFC) server, is open access, and contains data for the Laurentian Great Lakes; Lake Nipigon,...
Reply to “comment on ‘an evaluation of the timing accuracy of global and regional seismic stations and networks’ by Yang et al. (2021)” by Xin Zhang and Lianxing Wen
Yi Yang, Xiaodong Song, Adam T. Ringler
2025, Seismological Research Letters (96) 611-619
The finding of Yang et al. (2021; hereafter, YSR21) casts fundamental doubts on all the previous studies on the temporal changes of the inner core (IC) surface that are based on absolute arrival times, including Wen (2006; hereafter, WEN06) and its follow‐up studies. The reports of small...
(Re)discovering the seismicity of Antarctica: A new seismic catalog for the southernmost continent
Andres F. Pena Castro, Brandon Schmandt, Jenny Sha Nakai, Richard C. Aster, Julien Chaput
2025, Seismological Research Letters (96) 576-594
We apply a machine learning (ML) earthquake detection technique on over 21 yr of seismic data from on‐continent temporary and long‐term networks to obtain the most complete catalog of seismicity in Antarctica to date. The new catalog contains 60,006 seismic events within the Antarctic continent for 1 January 2000–1 January...
Connecting tributary mercury loads to nearshore and offshore sediments in Lake Superior
Sarah E. Janssen, Michael T. Tate, Eric D. Dantoin, Christopher T. Filstrup, Euan D Reavie, Robert M Stewart, Chris Robinson, Craig J Allan, Dale M. Robertson, David P. Krabbenhoft
2025, Journal of Great Lakes Research (51)
Lake Superior has a vast and largely undeveloped watershed in comparison to the other Great Lakes, which makes it challenging to study mercury (Hg) sources and cycling. To examine Hg inputs to Lake Superior, we conducted an expansive binational assessment in 40 watersheds from a diverse range of landcover types....
Spaceborne imaging spectroscopy enables carbon trait estimation in cover crop and cash crop residues
Jyoti Jennewein, W. Dean Hively, Brian T. Lamb, Craig S.T. Daughtry, Resham Thapa, Alison Thieme, Chris Reberg-Horton, Steven Mirsky
2025, Precision Agriculture (25) 2165-2197
PurposeCover crops and reduced tillage are two key climate smart agricultural practices that can provide agroecosystem services including improved soil health, increased soil carbon sequestration, and reduced fertilizer needs. Crop residue carbon traits (i.e., lignin, holocellulose, non-structural carbohydrates) and nitrogen concentrations largely mediate decomposition rates and amount of plant-available nitrogen...
