Assessing the migratory histories, trophic positions, and conditions of lake sturgeon in the St. Croix and Mississippi Rivers using fin ray microchemistry, stable isotopes, and fatty acid profiles
Jeffrey R. Ziegeweid, Michelle Bartsch, Lynn A. Bartsch, Steven J. Zigler, Robert J Kennedy, Seth A. Love
2021, Ecological Processes (10)
BackgroundReproducing populations of invasive carps (Hypophthalmichthys spp.) could alter aquatic food webs and negatively affect native fishes in the Mississippi National River and Recreation Area (MISS) and the St. Croix National Scenic Riverway (SACN). However, proposed invasive carp barriers may also threaten populations of native migratory fishes by preventing...
Long-term Pseudogymnoascus destructans surveillance data reveal factors contributing to pathogen presence
John Grider, Robin E. Russell, Anne Ballmann, Trevor J. Hefley
2021, Ecosphere (12)
The disease white-nose syndrome (WNS) was first recognized in upstate New York in 2006 and has since spread across much of the United States (U.S.), causing severe mortality in several North American bat species. To aid in the identification and monitoring of at-risk bat populations, we...
Water Resources Research Act Program—Current status, development opportunities, and priorities for 2020–30
Mary J. Donohue, Earl A. Greene, Darren T. Lerner
2021, Circular 1488
The U.S. Geological Survey (USGS) Water Resources Research Act (WRRA) Program connects our Nation’s academic capital to the USGS mission by delivering university-based research, outreach, and education services to our citizens. For more than 50 years, the WRRA Program has invested in local, State, and regionally focused water-related research;...
The Yorktown Formation: Improved stratigraphy, chronology and paleoclimate interpretations from the U.S. mid-Atlantic Coastal Plain
Harry J. Dowsett, Marci M. Robinson, Kevin M. Foley, Timothy D. Herbert
2021, Geosciences (11)
The Yorktown Formation records paleoclimate conditions along the mid-Atlantic Coastal Plain during the mid-Piacenzian Warm Period (3.264 to 3.025 Ma), a climate interval of the Pliocene in some ways analogous to near future climate projections. To gain insight into potential near future changes, we investigated Yorktown Formation...
Anomalous noble gas solubility in liquid cloud water: Possible implications for noble gas temperatures and cloud physics
Chris M. Hall, M. Clara Castro, Martha A. Scholl, Julien Amalberti, Stephen B. Gingerich
2021, Water Resources Research (57)
The noble gas temperature climate proxy is an established tool that has previously been applied to determine the source of groundwater recharge, however, unanswered questions remain. In fractured media (e.g., volcanic islands) recharge can be so rapid that groundwater is significantly depleted in heavy noble gases, indicating...
Hierarchical models improve the use of alligator abundance as an indicator
Seth C. Farris, J. Hardin Waddle, Caitlin E. Hackett, Laura A. Brandt, Frank J. Mazzotti
2021, Ecological Indicators (133)
Indicator species are species which can be monitored as an index to measure the overall health of an ecosystem. Crocodylians have been shown to be good indicators of wetland condition as they respond to changes in hydrology, can be efficiently monitored, and are...
Impacts of extreme environmental disturbances on piping plover survival are partially moderated by migratory connectivity
Kristen S. Ellis, Michael J. Anteau, Francesca J. Cuthbert, Cheri L Gratto-Trevor, Joel G. Jorgensen, David J Newstead, Larkin A. Powell, Megan M. Ring, Mark H. Sherfy, Rose J. Swift, Dustin L. Toy, David N. Koons
2021, Biological Conservation (264)
Effective conservation for listed migratory species requires an understanding of how drivers of population decline vary spatially and temporally, as well as knowledge of range-wide connectivity between breeding and nonbreeding areas. Environmental conditions distant from breeding areas can have lasting effects...
Gene expression profiles in two razor clam populations: Discerning drivers of population status
Heather A. Coletti, Lizabeth Bowen, Brenda Ballachey, Tammy L. Wilson, Shannon C. Waters-Dynes, Michael Booz, Katrina L Counihan, Tuula E. Hollmen, Benjamin Pister
2021, Life (11)
With rapidly changing marine ecosystems, shifts in abundance and distribution are being documented for a variety of intertidal species. We examined two adjacent populations of Pacific razor clams (Siliqua patula) in lower Cook Inlet, Alaska. One population (east) supported a sport and personal use fishery, but...
Mean squared error, deconstructed
Timothy O. Hodson, Thomas M. Over, Sydney Foks
2021, Journal of Advances in Earth Systems Modeling (13)
As science becomes increasingly cross-disciplinary and scientific models become increasingly cross-coupled, standardized practices of model evaluation are more important than ever. For normally distributed data, mean squared error (MSE) is ideal as an objective measure of model performance, but it gives little insight into what aspects of...
Crustal seismic attenuation of the central United States and Intermountain West
Will Levandowski, Oliver S. Boyd, Danya AbdelHameid, Daniel McNamara
2021, Journal of Geophysical Research: Solid Earth (126)
Seismic attenuation is generally greater in the western United States (WUS) than the central and eastern United States (CEUS), but the nature of this transition or location of this boundary is poorly constrained. We conduct crustal seismic (Lg) attenuation tomography across a region that stretches from the...
Using isotopic data to evaluate Esox lucius (Linnaeus, 1758) natal origins in a hydrologically complex river basin
Ryan M. Fitzpatrick, Dana L. Winkelman, Brett M. Johnson
2021, Fishes (6)
Otolith microchemistry has emerged as a powerful technique with which to identify the natal origins of fishes, but it relies on differences in underlying geology that may occur over large spatial scales. An examination of how small a spatial scale on which this technique can be implemented, especially in...
Nutrient and suspended-sediment concentrations in the Maumee River and tributaries during 2019 rain-induced fallow conditions
Tanja N. Williamson, Kimberly Shaffer, Donna L. Runkle, Matthew John Hardebeck, Edward G. Dobrowolski, Jeffrey W. Frey, Nancy T. Baker, Katie Marie Collier, Carrie A. Huitger, Stephanie P. Kula, Ralph J. Haefner, Lisa M Hartley, Hunter Frederick Crates, J. Jeremy Webber, Dennis P. Finnegan, Nicholas J. Reithel, Chad Toussant, Thomas L. Weaver
2021, Journal of Great Lakes Research (47) 1726-1736
Above average precipitation from October 2018 through July 2019 in the Maumee River (R.) Basin resulted in 29% of cropland left fallow, providing a glimpse of potential effects from decreased nutrient application. Ongoing monitoring at 15 water-quality sites on the Maumee R. upstream from Defiance enabled comparison with 2017, which...
Comparative genomics analyses support the reclassification of Bisgaard taxon 40 as Mergibacter gen. nov., with Mergibacter septicus sp. nov. as type species: Novel insights into the phylogeny and virulence factors of a Pasteurellaceae family member associated with mortality events in seabirds
Eliana De Luca, Sonsiray Alvarez-Narvaez, Grazieli Maboni, Rodrigo P Baptista, Nicole M Nemeth, Kevin D. Niedringhaus, Jason T. Ladner, Jeffrey M. Lorch, Galina Koroleva, Sean Lovett, Gustavo F Palacios, Susan Sanchez
2021, Frontiers in Microbiology (12)
The Pasteurellaceae family has been associated with fatal diseases in numerous avian species. Several new taxa within this family, including Bisgaard taxon 40, have been recently described in wild birds, but their genomic characteristics and pathogenicity are not well understood. We isolated Bisgaard taxon 40 from four species of seabirds, including...
International importance of Percids: Summary and looking forward
Robin L. DeBruyne, Edward F. Roseman
2021, Book chapter, Yellow Perch, Walleye, and Sauger: Aspects of ecology, management, and culture
Research presented in the preceding chapters emphasizes recent advancements in the research, management, and aquaculture of Walleye, Sauger, and Yellow Perch in North America. These percid fishes, along with the European Perch and Pikeperch, are economically and ecologically important fishes in their native geographic range. Advances in techniques...
Tissue and salinity specific Na+/Cl− cotransporter (NCC) orthologues involved in the adaptive osmoregulation of sea lamprey (Petromyzon marinus)
Andre Barany-Ruiz, Ciaran S Shaughnessy, Ryan M. Pelis, Juan Fuentes, Juan M Mancera, Stephen D. McCormick
2021, Scientific Reports (11)
Two orthologues of the gene encoding the Na+-Cl− cotransporter (NCC), termed ncca and nccb, were found in the sea lamprey genome. No gene encoding the Na+-K+-2Cl− cotransporter 2 (nkcc2) was identified. In a phylogenetic comparison among other vertebrate NCC and NKCC sequences, the sea lamprey NCCs occupied basal positions within the...
Foreword: Control and conservation of lampreys beyond 2020 - Proceedings from the 3rd Sea Lamprey International Symposium (SLIS III)
Robert L. McLaughlin, Jean V. Adams, Pedro R. Almeida, Jessica Barber, Dale P. Burkett, Margaret F. Docker, Nicholas S. Johnson, Mary L. Moser, Andrew M. Muir, Michael J. Siefkes, Todd B. Steeves, Michael P. Wilkie
2021, Journal of Great Lakes Research (47) S1-S10
Introduction to the special issue on the 3rd Sea Lamprey International Symposium. The compiled papers in this special issue consist of a combination of syntheses requested in advance of the symposium and perspectives that emerged from the symposium break-out discussions. These written contributions address the symposium goals of updating our...
Co-occurring lotic crayfishes exhibit variable long-term responses to extreme-flow events and temperature
Corey Garland Dunn, Michael J. Moore, Nicholas A. Sievert, Craig P. Paukert, Robert J. DiStefano
2021, Freshwater Science (40) 626-643
Crayfish serve critical roles in aquatic ecosystems as engineers, omnivores, and prey. It is unclear how increasingly frequent extreme-flow events and warming air temperatures will affect crayfish populations, partly because there are few long-term crayfish monitoring datasets. Using a unique 10-y dataset, we asked 1) whether recruitment of crayfishes in...
Projecting climate dependent coastal flood risk with a hybrid statistical dynamical model
D. L. Anderson, P. Ruggiero, F. J. Mendez, Patrick L. Barnard, Li H. Erikson, Andrea C. O'Neill, M. Merrifield, A. Rueda, L. Cagigal, J. M. Marra
2021, Earth's Future (9)
Numerical models for tides, storm surge, and wave runup have demonstrated ability to accurately define spatially varying flood surfaces. However these models are typically too computationally expensive to dynamically simulate the full parameter space of future oceanographic, atmospheric, and hydrologic conditions that will constructively compound in the nearshore to cause...
Classifying crop types using two generations of hyperspectral sensors (Hyperion and DESIS) with machine learning on the cloud
Itiya P. Aneece, Prasad Thenkabail
2021, Remote Sensing (13)
Advances in spaceborne hyperspectral (HS) remote sensing, cloud-computing, and machine learning can help measure, model, map and monitor agricultural crops to address global food and water security issues, such as by providing accurate estimates of crop area and yield to model agricultural productivity. Leveraging these advances, we...
The triple argon isotope composition of groundwater on ten-thousand-year timescales
Alan Seltzer, John A. Krantz, Jessica Ng, Wesley R. Danskin, David Bekaert, Peter H. Barry, David L. Kimbrough, Justin T. Kulongoski, Jeffrey P. Severinghaus
2021, Chemical Geology (583)
Understanding the age and movement of groundwater is important for predicting the vulnerability of wells to contamination, constraining flow models that inform sustainable groundwater management, and interpreting geochemical signals that reflect past climate. Due to both the ubiquity of groundwater with order ten-thousand-year residence times and its importance for climate reconstruction...
Numerical modeling of groundwater flow in the crystalline-rock aquifer in the vicinity of the Savage Municipal Water-Supply Well Superfund site, Milford, New Hampshire
Philip T. Harte
2021, Scientific Investigations Report 2020-5137
In 2010, tetrachloroethylene (PCE), a chlorinated volatile organic compound, was detected in groundwater from deep (more than 300 feet below land surface) fractures in monitoring wells tapping a crystalline-rock aquifer. The aquifer underlies the Milford-Souhegan glacial-drift aquifer, a high water-producing aquifer, and the Savage Municipal Water-Supply Well Superfund site in...
Turbidity–suspended-sediment concentration regression equations for monitoring stations in the upper Esopus Creek watershed, Ulster County, New York, 2016–19
Jason Siemion, Donald B. Bonville, Michael R. McHale, Michael R. Antidormi
2021, Open-File Report 2021-1065
Upper Esopus Creek is the primary tributary to the Ashokan Reservoir, part of the New York City water-supply system. Elevated concentrations of suspended sediment and turbidity in the watershed of the creek are of concern for the system.Water samples were collected through a range of streamflow and turbidity at 14...
Comparing harvest management alternatives for Eastern Wild Turkeys in Alabama
J. Barry Grand, A.L. Silvano, S. Barnett, C.E. Moore, B.D. Stewart
2021, Cooperator Science Series 137-2021
Eastern wild turkey (Meleagris gallopavo silvestris; hereafter turkey) is an important game species that is pursued by thousands of Alabama hunters each spring. Biologists in Alabama and other parts of the southeastern U.S. believe that turkey populations have been declining for at least two decades. Managers in many state agencies...
Global cropland-extent product at 30-m resolution (GCEP30) derived from Landsat satellite time-series data for the year 2015 using multiple machine-learning algorithms on Google Earth Engine cloud
Prasad S. Thenkabail, Pardhasaradhi G. Teluguntla, Jun Xiong, Adam Oliphant, Russell G. Congalton, Mutlu Ozdogan, Murali Krishna Gumma, James C. Tilton, Chandra Giri, Cristina Milesi, Aparna Phalke, Richard Massey, Kamini Yadav, Temuulen Sankey, Ying Zhong, Itiya Aneece, Daniel Foley
2021, Professional Paper 1868
Executive SummaryGlobal food and water security analysis and management require precise and accurate global cropland-extent maps. Existing maps have limitations, in that they are (1) mapped using coarse-resolution remote-sensing data, resulting in the lack of precise mapping location of croplands and their accuracies; (2) derived by collecting and collating national...
Clutch may predict growth of hatchling Burmese pythons better than food availability or sex
Jillian Maureen Josimovich, Bryan G. Falk, Alejandro Grajal-Puche, Emma B. Hanslowe, Ian A. Bartoszek, Robert Reed, Andrea Faye Currylow
2021, Biology Open (10)
Identifying which environmental and genetic factors affect growth pattern phenotypes can help biologists predict how organisms distribute finite energy resources in response to varying environmental conditions and physiological states. This information may be useful for monitoring and managing populations of cryptic, endangered, and invasive species. Consequently, we assessed the effects...
