Magmatism, migrating topography, and the transition from Sevier shortening to Basin and Range extension, western United States
Jens-Erik Lundstern, Elizabeth L. Miller
2022, GSA Special Papers (555)
The paleogeographic evolution of the western U.S. Great Basin from the Late Cretaceous to the Cenozoic is critical to understanding how the North American Cordillera at this latitude transitioned from Mesozoic shortening...
Evaluation of intensity prediction equations (IPEs) for small-magnitude earthquakes
Ganyu Teng, Jack W. Baker, David J. Wald
2022, Bulletin of the Seismological Society of America (112) 316-330
This study assesses existing intensity prediction equations (IPEs) for small unspecified magnitude (M ≤3.5) earthquakes at short hypocentral distances (Dh) and explores such earthquakes’ contribution to the felt...
Selective host attachment by Ixodes scapularis (Acari: Ixodidae): Tick-lizard associations in the southeastern United States
Howard Ginsberg, Graham J. Hickling, Genevieve Pang, Jean I. Tsao, Meghan Fitzgerald, Breann Ross, Eric L. Rulison, Russell L. Burke
2022, Journal of Medical Entomology (59) 267-272
Questing behavior and host associations of immature blacklegged ticks, Ixodes scapularis Say, from the southeastern United States are known to differ from those in the north. To elucidate these relationships we describe host associations of larval and nymphal I. scapularis from 8 lizard species sampled from 5 sites in the southeastern U.S. Larvae and...
The role of preexisting upper plate strike-slip faults during long-lived (ca. 30 Myr) oblique flat slab subduction, southern Alaska
Trevor Waldien, Richard O. Lease, Sarah Roeske, Jeff Benowitz, Paul O'Sullivan
2022, Earth and Planetary Science Letters (557)
Upper plates of subduction zones commonly respond to flat slab subduction by structural reactivation, magmatic arc disruption, and foreland basin inversion. However, the role of active strike-slip faults in focusing convergent deformation and magmatism in response to oblique flat slab subduction remains...
Retention and dimensional changes of evergreen brush piles within a flood control reservoir
C.A. Aldridge, D.M. Norris, H.R. Hatcher, G. Coppola, M.E. Colvin, Leandro E. Miranda
2022, Journal of Fish and Wildlife Management (13) 223-235
Brush piles (i.e., trees and large woody debris) are often installed in reservoirs to supplement fish habitat. The retention and dimensional change of brush piles after installation is important information that can be used to maximize the effectiveness of this management action. We evaluated the retention and dimensional change of...
Landscape- and local- level variables affect monarchs in Midwest grasslands
Anna Skye Bruce, Wayne E. Thogmartin, Chris Trosen, Karen Oberhauser, Claudio Gratton
2022, Landscape Ecology (37) 93-108
ContextIt is estimated that over one billion milkweed stems need to be restored to sustain the eastern North American migratory population of monarch butterflies; where and in what context the stems should be placed on the landscape is key to addressing habitat deficits.ObjectivesWe assessed how the...
Development of a multiplex fluorescence in situ hybridization assay to identify coinfections in young-of-the-year smallmouth bass
Heather L. Walsh, Vicki S. Blazer, Patricia M. Mazik
2022, Journal of Aquatic Animal Health (34) 12-19
Histopathological assessments of young-of-the-year (age-0) Smallmouth Bass Micropterus dolomieu in the Susquehanna River drainage identified a high prevalence of the myxozoan Myxobolus inornatus. This myxozoan infects the connective tissue of the muscle below the skin but is sometimes observed in the esophagus and buccal cavity. In some instances, shallow infections cause breaks in...
Population genetics of Brook Trout (Salvelinus fontinalis) in the southern Appalachian Mountains
David C. Kazyak, Barbara A. Lubinski, Matt A. Kulp, K. C. Pregler, Andrew R. Whiteley, Eric M. Hallerman, Jason A. Coombs, Y. Kanno, Jacob Rash, Raymond P. Morgan II, Jim Habera, Jason Henegar, T. Casey Weathers, Matthew T. Sell, Anthony Rabern, Dan Rankin, Tim L. King
2022, Transactions of the American Fisheries Society (151) 127-149
Broad-scale patterns of genetic diversity for Brook Trout remain poorly understood across their endemic range in the eastern United States. We characterized variation at 12 microsatellite loci in 22,020 Brook Trout among 836 populations from Georgia, USA to Quebec, Canada to the western Great Lakes region. Within-population diversity was typically...
A stable isotope record of late Quaternary hydrologic change in the northwestern Brooks Range, Alaska (eastern Beringia)
Amanda L. King, Lesleigh Anderson, Mark B. Abbott, Mary Edwards, Matthew S. Finkenbinder, Bruce P. Finney, Matthew J. Wooller
2022, Journal of Quaternary Science (37) 928-943
A submillennial-resolution record of lake water oxygen isotope composition (δ18O) from chironomid head capsules is presented from Burial Lake, northwest Alaska. The record spans the Last Glacial Maximum (LGM; ~20–16k cal a bp) to the present and shows a series of large lake δ18O shifts (~5‰)....
Targeted and non-targeted analysis of young-of-year smallmouth bass using comprehensive two-dimensional gas chromatography coupled with time-of-flight mass spectrometry
Paige Teehan, Megan K. Schall, Vicki S. Blazer, Frank L Dorman
2022, Science of the Total Environment (806)
Smallmouth bass in the Susquehanna River Basin, Chesapeake Bay Watershed, USA, have been exhibiting clinical signs of disease and reproductive endocrine disruption (e.g., intersex, male plasma vitellogenin) for over fifteen years. Previous histological and targeted chemical analyses have identified infectious agents and pollutants in fish tissues including organic contaminants, mercury,...
The 6 May 1947 Milwaukee, Wisconsin, earthquake
Susan E. Hough
2022, Seismological Research Letters (93) 402-412
The State of Wisconsin is not known for earthquake activity. The authoritative public‐facing U.S. Geological Survey Comprehensive Catalog of earthquakes includes only three small (magnitude < 2) earthquakes in the state, all instrumentally recorded. Although other catalogs include more events in Wisconsin, experience has...
Integrating seabird dietary and groundfish stock assessment data: Can puffins predict pollock spawning stock biomass in the North Pacific?
William J. Sydeman, Sarah Ann Thompson, John F. Piatt, Stephani Zador, Martin W. Dorn
2022, Fish and Fisheries (23) 213-226
Information on the annual variability in abundance and growth of juvenile groundfish can be useful for predicting fisheries stocks, but is often poorly known owing to difficulties in sampling fish in their first year of life. In the Western Gulf of Alaska (WGoA) and Eastern Bering...
Demographic and potential biological removal models identify raptor species sensitive to current and future wind energy
James E. Diffendorfer, Jessica C. Stanton, Julie A. Beston, Wayne E. Thogmartin, Scott R. Loss, Todd E. Katzner, Douglas H. Johnson, Richard A. Erickson, Matthew D. Merrill, Margo D. Corum
2022, Ecosphere (12)
A central challenge in applied ecology is understanding the effect of anthropogenic fatalities on wildlife populations and predicting which populations may be particularly vulnerable and in greatest need of management attention. We used 3 approaches to investigate potential effects of fatalities from collisions with wind turbines on 14 raptor species...
Atlantic sturgeon status and movement ecology in an extremely small spawning habitat: The Nanticoke River-Marshyhope Creek, Chesapeake Bay
D. H. Secor, M. H. P. O’Brien, N. Coleman, A. Horne, I. Park, David C. Kazyak, D. G. Bruce, C Stence
2022, Reviews in Fisheries Science and Aquaculture (30) 195-214
Biotelemetry of Atlantic sturgeon Acipenser oxyrinchus oxyrinchus has exposed spawning behaviors in ever-smaller estuaries, surprising for the NW Atlantic’s largest anadromous species. Small estuary — the Nanticoke River and Marshyhope Creek (Chesapeake Bay) — spawning-run adults and their habitat affinities are described based upon direct sampling and biotelemetry for the period 2014–2018....
A socio-ecological imperative for broadening participation in coastal and estuarine research and management
Lora A. Harris, Treda Grayson, Hilary A. Neckles, Christopher T Emrich, Kristy A Lewis, Kristin W. Grimes, Shanna Williamson, Corey Garza, Christine R Whitcraft, Jennifer Beseres Pollack, Drew M Talley, Benjamin Fertig, Cindy M Palinkas, Susan Park, Jamie Vaudrey, Allison M Fitzgerald, Johnny Quispe
2022, Estuaries and Coasts (45) 38-48
For most of the scientific disciplines associated with coastal and estuarine research, workforce representation does not match the demographics of communities we serve, especially for Black, Hispanic or Latino, and Indigenous peoples. This essay provides an overview of this inequity and identifies how a scientific society...
Factors influencing the use of water-filled tree cavities by eastern ratsnakes (Pantherophis alleghaniensis)
Brett Alexander DeGregorio, J. H. Sperry, P. J. Weatherhead
2022, Herpetological Conservation and Biology (16) 173-182
For some animals, specific microhabitats may be particularly important for certain behaviors and/or age or sex classes. Here we explore the use of previously unrecognized retreat sites (water-filled tree cavities) by Eastern Ratsnakes (Pantherophis alleghaniensis). During 4 y of radio telemetry, approximately half of the 45 ratsnakes monitored used water-filled...
Ostracod eye size: A taxonomy-free indicator of the Paleocene-Eocene Thermal Maximum sea level
Skye Y Tian, Moriaki Yasuhara, Marci M. Robinson, Huai-Hsuan M Huang
2022, Marine Micropaleontology (174)
Deep-time sea-level changes associated with the Paleocene-Eocene Thermal Maximum (PETM) are of great interest to paleoceanographers and paleontologists, especially in shallow marine settings, like the Atlantic Coastal Plain PETM sections of the Eastern North American Continental Shelf. Accurate paleo-water depth reconstruction...
Developing common protocols to measure tundra herbivory across spatial scales
Isabel C. Barrio, D. Ehrich, E. M. Soininen, V. T. Ravolainen, C. G. Bueno, O. Gilg, A. M. Koltz, J. D. M. Speed, D. S. Hik, M. Morsdorf, J. M. Alatalo, A. Angerbjörn, J. Bêty, L. Bollache, N. Boulanger-Lapointe, G. S. Brown, I. Eischeid, Marie-Andree Giroux, T. Hajek, B. B. Hansen, S. P. Hofhuis, Jean-François Lamarre, J. R. Lang, C. Latty, N. Lecomte, P. Macek, L. Mckinnon, Isla H. Myers-Smith, A. O. Pedersen, Janet S. Prevey, J. D. Roth, Sarah T. Saalfeld, N. M. Schmidt, P. Smith, A. Sokolov, N. Sokolova, C. Stolz, R. van Bemmelen, O Varpe, P. F. Woodard, I. S. Jonsdottir
2022, Arctic Science (8) 638-679
Understanding and predicting large-scale ecological responses to global environmental change requires comparative studies across geographic scales with coordinated efforts and standardized methodologies. We designed, applied and assessed standardized protocols to measure tundra herbivory at three spatial scales: plot, site (habitat), and study area (landscape). The plot and site-level...
Tungsten skarn potential of the Yukon-Tanana Upland, eastern Alaska, USA—A mineral resource assessment
George N.D. Case, Garth E. Graham, Erin E. Marsh, Ryan D. Taylor, Carlin J. Green, Philip J. Brown, Keith A. Labay
2022, Journal of Geochemical Exploration (232)
Tungsten (W) is used in a variety of industrial and technological applications and has been identified as a critical mineral for the United States, India, the European Union, and other countries. These countries rely on W imports mostly from China, which leaves them vulnerable to supply disruption. Consequently, the U.S. government has...
Spatial and temporal variability in lake trout diets in Lake Ontario as revealed by stomach contents and stable isotopes
Brent M. Nawrocki, Brent W. Metcalfe, Jeremy P. Holden, Brian F. Lantry, Timothy B. Johnson
2022, Journal of Great Lakes Research (48) 392-403
Lake trout (Salvelinus namaycush) are an ecologically and economically important piscivore with reported differences in diet and feeding behaviour throughout its range. Eleven stomach content and stable isotope-based metrics were used to describe diets of 349 lake trout between two years (2013 and 2018) and among geographic zones (west, central,...
Diversity of diatoms, benthic macroinvertebrates, and fish varies in response to different environmental correlates in Arctic rivers across North America
Jennifer Lento, Sarah M. Laske, Isabelle Lavoie, Daniel Bogan, Bob Brua, Stephane Campeau, Krista Chin, Joseph M. Culp, Brianna Levenstein, Michael Power, Emilie Saulnier-Talbot, Rebecca Shaftel, Heidi K. Swanson, Matthew Whitman, Christian E. Zimmerman
2022, Freshwater Biology (67) 95-115
Climate change poses a significant threat to Arctic freshwater biodiversity, but impacts depend upon the strength of organism response to climate‐related drivers. Currently, there is insufficient knowledge about Arctic freshwater biodiversity patterns to guide assessment, prediction, and management of biodiversity change.As part of the Circumpolar Biodiversity Monitoring Program's first...
Three-dimensional electrical resistivity characterization of Mountain Pass, California and surrounding region
Jared R. Peacock, Kevin Denton, David A. Ponce
2021, Geochemistry, Geophysics, Geosystems (22)
The Sulphide Queen carbonatite deposit at Mountain Pass in southeast California is a world class rare earth element (REE) resource. This study images electrical resistivity structure of the REE deposit and surrounding area to characterize resources under cover. An east-west elongated grid (35 × 15 km) of 65 wideband magnetotelluric stations spanning from...
Fine-scale weather patterns drive reproductive success in the Brown Pelican
R.A. Streker, J.S. Lamb, J. Dindo, Patrick G.R. Jodice
2021, Waterbirds (44) 153-166
In the northern Gulf of Mexico, island restoration and creation have been used to mitigate potential negative effects of anthropogenic and environmental stressors to breeding seabirds. The long-term success of such projects can be enhanced when data are available to elucidate how site-specific and larger-scale factors may contribute to reproductive...
Genetic and morphological characterization of the freshwater mussel clubshell species complex (Pleurobema clava and Pleurobema oviforme) to inform conservation planning
Cheryl Morrison, Nathan A. Johnson, Jess W Jones, Michael S. Eackles, Aaron W. Aunins, Daniel Bruce Fitzgerald, Eric M. Hallerman, Timothy L. King
2021, Ecology & Evolution (11) 15325-15350
The shell morphologies of the freshwater mussel species Pleurobema clava (federally endangered) and Pleurobema oviforme (species of concern) are similar, causing considerable taxonomic confusion between the two species over the last 100 years. While P. clava was historically widespread throughout the Ohio River basin and tributaries to the lower Laurentian Great Lakes, P. oviforme was confined to the Tennessee and the...
Bat activity patterns relative to temporal and weather effects in a temperate coastal environment
Katherine M. Gorman, Elaine L. Barr, Lindsay Ries, Tomas Nocera, W. Mark Ford
2021, Global Ecology and Conservation (30)
The northeastern and mid-Atlantic coasts of the United States are important summer maternity habitat and seasonal migratory corridors for many species of bats. Additionally, the effects of weather on bat activity are relatively unknown beyond coarse nightly scales. Using acoustic detectors, we...
