A distributed temperature sensing investigation of groundwater discharge to Haskell Lake, Lac du Flambeau Reservation, Wisconsin, July 27–August 1, 2016
Andrew T. Leaf
2020, Scientific Investigations Report 2020-5005
Haskell Lake is a shallow, 89-acre drainage lake in the headwaters of the Squirrel River, on the Lac du Flambeau Reservation in northern Wisconsin. Historically, this lake was an important producer of wild rice for the Lac du Flambeau Band of Lake Superior Chippewa Indians (LDF Tribe); but, beginning in...
Assessing year‐round habitat use by migratory sea ducks in a multi‐species context reveals seasonal variation in habitat selection and partitioning
Juliet S. Lamb, Peter WC Paton, Jason E. Osenkowski, Shannon S. Badzinski, Alicia Berlin, Timothy D. Bowman, Chris Dwyer, Luke J. Fara, Scott G. Gilliland, Kevin P. Kenow, Christine Lepage, Mark L. Mallory, Glenn H. Olsen, Matthew Perry, Scott A. Petrie, Jean-Pierre L. Savard, Lucas Savoy, Michael L. Schummer, Caleb S. Spiegel, Scott R. McWilliams
2020, Ecography (43) 1842-1858
Long‐distance migration presents complex conservation challenges, and migratory species often experience shortfalls in conservation due to the difficulty of identifying important locations and resources throughout the annual cycle. In order to prioritize habitats for conservation of migratory wildlife, it is necessary to understand how habitat needs change throughout the annual...
Bioclimatic modeling of potential vegetation types as an alternative to species distribution models for projecting plant species shifts under changing climates
Robert Keane, Lisa M. Holsinger, Rachel A. Loehman
2020, Forest Ecology and Management (477)
Land managers need new tools for planning novel futures due to climate change. Species distribution modeling (SDM) has been used extensively to predict future distributions of species under different climates, but their map products are often too coarse for fine-scale operational...
Reversal of forest soil acidification in the northeastern United States and eastern Canada: Site and soil factors contributing to recovery
P.W. Hazlett, C.E. Emilson, Gregory B. Lawrence, I. J. Fernandez, R. Ouimet, S.W. Bailey
2020, Soil Systems (4)
As acidic deposition has decreased across Eastern North America, forest soils at some sites are beginning to show reversal of soil acidification. However, the degree of recovery appears to vary and is not fully explained by deposition declines alone. To assess if other site and soil factors can help to...
Evolution of faulting induced by deep fluid injection, Paradox Valley, Colorado
Roger P. Denlinger, Daniel R. H. O'Connell
2020, Bulletin of the Seismological Society of America (110) 2308-2327
High‐pressure fluid injection into a subhorizontal confined aquifer at 4.3–4.6 km depth induced >7000">>7000>7000 earthquakes between 1991 and 2012 within once seismically quiescent Paradox Valley in Colorado, with magnitudes up to <span id="MathJax-Element-2-Frame" class="MathJax"...
Nest predation and adult mortality relationships with post-natal metabolic rates and growth among songbird species
Riccardo Ton, Michael S. Mitchell
2020, Journal of Experimental Biology (223)
Metabolism is thought to mediate the connection between environmental selection pressures and a broad array of life history tradeoffs, but tests are needed. High juvenile predation correlates with fast growth, which may be achieved via fast juvenile metabolism. Fast offspring metabolism and growth can create physiological...
Hillslopes in humid-tropical climates aren’t always wet: Implications for hydrologic response and landslide initiation in Puerto Rico, USA
Matthew A. Thomas, Benjamin B. Mirus, Joel B. Smith
2020, Hydrological Processes (34) 4307-4318
The devastating impacts of the widespread flooding and landsliding in Puerto Rico following the September 2017 landfall of Hurricane Maria highlight the increasingly extreme atmospheric disturbances and enhanced hazard potential in mountainous humid‐tropical climate zones. Long‐standing conceptual models for hydrologically driven hazards in Puerto Rico posit that hillslope soils remain...
Diets of Longnose Sucker in Yellowstone Lake, Yellowstone National Park, U.S.A.
Kaitlyn M. Furey, Hayley C. Glassic, Christopher S. Guy, Todd M. Koel, Jeffrey L. Arnold, Philip D. Doepke, Patricia E. Bigelow
2020, Journal of Freshwater Ecology (35) 291-303
Invasive species introduction and expansion is the second greatest threat to global biodiversity decline after habitat degradation. Introduced in the 1930s, the benthivorous Longnose Sucker (Catostomus catostomus) became established in Yellowstone Lake, Wyoming, USA, and used tributary streams for spawning. With this introduction, concerns were raised regarding their possible competition...
Increasing threat of coastal groundwater hazards from sea-level rise in California
K.M. Befus, Patrick L. Barnard, Daniel J. Hoover, Juliette Finzi Hart, Clifford I. Voss
2020, Nature Climate Change (10) 946-952
Projected sea-level rise will raise coastal water tables, resulting in groundwater hazards that threaten shallow infrastructure and coastal ecosystem resilience. Here we model a range of sea-level rise scenarios to assess the responses of water tables across the diverse topography and climates of the California coast....
Trait‐based variation in host contribution to pathogen transmission across species and resource supplies
Miranda E Welsh, James P. Cronin, Charles E. Mitchell
2020, Ecology (101)
Two key knowledge gaps currently limit the development of more predictive and general models of pathogen transmission: (1) the physiological basis of heterogeneity in host contribution to pathogen transmission (reservoir potential) remains poorly understood, and (2) a general means of integrating the ecological dynamics of host communities has yet to...
EMD Gas Hydrates Committee annual report
Timothy Collett
2020, Report
Global research on the potential commercial viability of gas extraction from gas hydrates is continuing, predominantly in Asia and in the United States, where recent efforts have focused on the exploration and characterization of gas hydrate petroleum systems and conducting controlled production tests of gas hydrate deposits hosted in mostly...
A multi-state occupancy modelling framework for robust estimation of disease prevalence in multi-tissue disease systems
Vratika Chaudhary, Samantha M Wisely, Felipe A Hernandez, James E. Hines, James D. Nichols, Madan K. Oli
2020, Journal of Applied Ecology (57) 2463-2474
Given the public health, economic and conservation implications of zoonotic diseases, their effective surveillance is of paramount importance. The traditional approach to estimating pathogen prevalence as the proportion of infected individuals in the population is biased because it fails to account for imperfect detection. A statistically robust way to...
Beyond sticks and stones: Integrating physical and ecological conditions into watershed restoration assessments using a food web modeling approach
Emily J Whitney, James R Bellmore, Joseph R. Benjamin, Chris E Jordan, Jason B. Dunham, Michael Newsom, Matt Nahorniak
2020, Food Webs (25)
Watershed assessments have become common for prioritizing restoration in river networks. These assessments primarily focus on geomorphic conditions of rivers but less frequently incorporate non-geomorphic abiotic factors such as water chemistry and temperature, and biotic factors such as the structure of food webs. Using a dynamic food web model that...
What to do when invaders are out of control?
Jason B. Dunham, Ivan Arismendi, Christina Murphy, Alex Koeberle, J Andres Olivos, James B Pearson, Francisco Pickens, David Roon, John R. Stevenson
2020, WIREs Water (7)
Biological invasions threaten species and ecosystems worldwide. Impacts from invasions are especially prevalent in freshwaters, where managers have struggled to contain the problem. Conventional approaches to managing invaders focus on prevention and control. In practice, these measures have proven to be variably effective. Control or eradication of established invaders is...
Slender salamanders (genus Batrachoseps) reveal Southern California to be a center for the diversification, persistence, and introduction of salamander lineages
Elizabeth L Jockusch, Robert W Hansen, Robert N. Fisher, David B Wake
2020, PeerJ (8)
BackgroundThe southern California biodiversity hotspot has had a complex geological history, with both plate tectonic forces and sea level changes repeatedly reconfiguring the region, and likely driving both lineage splittings and extinctions. Here we investigate patterns of genetic divergence in two species of slender salamanders (Plethodontidae: Batrachoseps) in this region....
Winter survival of female Ring-Necked Ducks in the Southern Atlantic Flyway
Tori D. Mezebish, Glenn H. Olsen, Michele Goodman, Frank C. Rohwer, Mark D. McConnell
2020, Journal of Wildlife Management (84) 1527-1535
North American waterfowl harvest regulations are largely guided by the status of breeding populations. Nonetheless, understanding the demographics of wintering waterfowl populations can elucidate the effects of hunting pressure on population dynamics. The ring‐necked duck (Aythya collaris) breeds and winters in all North American administrative flyways...
Capturing spatiotemporal patterns in presence-absence data to inform monitoring and sampling designs for the threatened Dakota skipper (Lepidoptera: Hesperiidae) in the Great Plains of the United States
Max Post van der Burg, Jane E. Austin, Mark T. Wiltermuth, Wesley E. Newton, Garrett J. MacDonald
2020, Environmental Entomology (49) 1252-1261
Declines among species of insect pollinators, especially butterflies, has garnered attention from scientists and managers. Often these declines have spurred governments to declare some species as threatened or endangered. We used existing presence–absence data from surveys for the threatened Dakota skipper Hesperia dacotae (Skinner) to build statistical maps of species presence that...
Quantifying ecospace utilization and ecosystemengineering during the early Phanerozoic—The role of bioturbation and bioerosion
Luis A. Buatois, M. Gabriela Mangano, Nicholas J Minter, Kai Zhou, Max Wisshak, Mark A. Wilson, Ricardo A. Olea
2020, Science Advances (6)
The Cambrian explosion (CE) and the great Ordovician biodiversification event (GOBE) are the two most important radiations in Paleozoic oceans. We quantify the role of bioturbation and bioerosion in ecospace utilization and ecosystem engineering using information from 1367 stratigraphic units. An increase in all diversity metrics is demonstrated for the...
Status of groundwater-level altitudes and long-term groundwater-level changes in the Chicot, Evangeline, and Jasper aquifers, Houston-Galveston region, Texas, 2020
Christopher L. Braun, Jason K. Ramage
2020, Scientific Investigations Report 2020-5089
Since the early 1900s, most of the groundwater withdrawals in the Houston-Galveston region, Texas, have been from the three primary aquifers that compose the Gulf Coast aquifer system—the Chicot, Evangeline, and Jasper aquifers. Withdrawals from these aquifers are used for municipal supply, commercial and industrial use, and irrigation. This report,...
Strategic Plan for the North American Breeding Bird Survey, 2020–30
U.S. Geological Survey, Canadian Wildlife Service
2020, Circular 1466
The North American Breeding Bird Survey (BBS) has been the cornerstone of continental bird conservation and management for hundreds of North American bird species in the United States and Canada for more than 50 years. This strategic plan was developed in collaboration with key partners and stakeholders and charts the...
Moving from decision to action in conservation science
Alexander Wright, Riley F Bernard, Brittany A. Mosher, Katherine O'Donnell, Taylor Braunagel, Graziella V. DiRenzo, Jillian Elizabeth Fleming, Charles Shafer, Adrianne B. Brand, Elise F. Zipkin, Evan H. Campbell Grant
2020, Biological Conservation (249)
Biodiversity loss is a major threat to the integrity of ecosystems and is projected to worsen, yet the path to successful conservation remains elusive. Decision support frameworks (DSFs) are increasingly applied by resource managers to navigate the complexity, uncertainty, and differing socio-ecological objectives inherent to conservation problems. Most published conservation...
Biological effects of hydrocarbon degradation intermediates: Is the total petroleum hydrocarbon analytical method adequate for risk assessment?
Barbara A. Bekins, Jennifer Brennan, Donald E. Tillitt, Isabelle M. Cozzarelli, Jennifer M. Illig, Dalma Martinovich-Weigelt
2020, Environmental Science & Technology (54) 11396-11404
In crude oil contaminant plumes, the dissolved organic carbon (DOC) is mainly hydrocarbon degradation intermediates only partly quantified by the diesel range total petroleum hydrocarbon (TPHd) method. To understand potential biological effects of degradation intermediates, we tested three fractions of DOC:...
Flood-inundation maps for Dardenne Creek in St. Charles County, Missouri, 2019
David C. Heimann, Jonathon D. Voss, Paul H. Rydlund Jr.
2020, Scientific Investigations Report 2020-5060
Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS), in cooperation with the Missouri Department of Transportation, St. Charles County, and the Cities of O’Fallon and St. Peters, Mo. The flood-inundation maps, which can be accessed through the USGS Flood...
Aboveground and belowground vegetation biomass and nutrients
Todd M. Folse, Thomas E. McGinnis, Leigh A. Sharp, Jonathan L. West, Melissa K. Hymel, John P. Troutman, Dona Weifenbach, William M. Boshart, Laurie B. Rodrigue, Danielle C. Richardi, W. Bernard Wood, C. Mike Miller, Elizabeth M. Robinson, Angelina M. Freeman, Camille Stagg, Brady Couvillion, Holly Beck
2020, Report, A standard operating procedures manual for the Coastwide Reference Monitoring System-Wetlands and the System-Wide Assessment and Monitoring Program: Methods for site establishment, data collection, and quality assurance/quality control
Wetland biomass production, decomposition, and storage of organic matter govern estuarine energy transfer, in addition to determining the physical sustainability of marshes exposed to sea-level rise and subsidence. Peak standing biomass represents an indicator of wetland production or productivity but does not account for turnover (production and decomposition) of different pools of biomass with...
Imagery
Todd M. Folse, Thomas E. McGinnis, Leigh A. Sharp, Jonathan L. West, Melissa K. Hymel, John P. Troutman, Dona Weifenbach, William M. Boshart, Laurie B. Rodrigue, Danielle C. Richardi, W. Bernard Wood, C. Mike Miller, Elizabeth M. Robinson, Angelina M. Freeman, Camille Stagg, Brady Couvillion, Holly Beck
2020, Report, A standard operating procedures manual for the Coastwide Reference Monitoring System-Wetlands and the System-Wide Assessment and Monitoring Program: Methods for site establishment, data collection, and quality assurance/quality control
As part of CRMS, Digital Orthophoto Quarter Quadrangles (DOQQs) for the coastal region of Louisiana are created for years when coastwide land-water classifications are required. A DOQQ is a raster image in which displacement in the image caused by sensor orientation and terrain relief has been corrected. These images combine...
