Hatchery strain contributions to emerging wild lake trout populations in Lake Huron
Kim T. Scribner, Iyob Tsehaye, Travis O. Brenden, Wendylee Stott, Jeannette Kanefsky, James R. Bence
2018, Journal of Heredity (109) 675-688
Recent assessments indicate the emergence of naturally produced lake trout (Salvelinus namaycush) recruitment throughout Lake Huron in the North American Laurentian Great Lakes (>50% of fish <7 years). Because naturally produced fish derived from different stocked hatchery strains are unmarked, managers cannot distinguish strains contributing to natural recruitment. We used...
Development of an aerial population survey method for elk (Cervus elaphus) in Rocky Mountain National Park, Colorado
Kathryn A. Schoenecker, Bruce C. Lubow, Therese L. Johnson
2018, Open-File Report 2018-1085
Executive SummarySince the early 1990s, substantial effort and funding have been expended to conduct research to guide development of a 20-year Elk and Vegetation Management Plan for Rocky Mountain National Park (RMNP) in Colorado. One goal of the plan is to maintain the elk (Cervus elaphus) population size at the...
Estimating post-fire debris-flow hazards prior to wildfire using a statistical analysis of historical distributions of fire severity from remote sensing data
Dennis M. Staley, Anne C. Tillery, Jason W. Kean, Luke McGuire, Hannah Pauling, Francis K. Rengers, Joel B. Smith
2018, International Journal of Wildland Fire (27) 595-608
Following wildfire, mountainous areas of the western United States are susceptible to debris flow during intense rainfall. Convective storms that can generate debris flows in recently burned areas may occur during or immediately after the wildfire, leaving insufficient time for development and implementation of risk mitigation strategies. We present a...
A multi-isotope (δ13C, δ15N, δ34S, δ2H) approach to establishing migratory connectivity in lesser snow geese: Tracking an overabundant species
Drew N. Fowler, Elisabeth B. Webb, Frank B Baldwin, Mark P. Vrtiska, Keith A. Hobson
2018, PLoS (13)
Expanding populations of North American midcontinent lesser snow geese (Anser caerulescens caerulescens) have potential to alter ecosystems throughout the Arctic and subarctic where they breed. Efforts to understand origins of harvested lesser snow geese to better inform management decisions have traditionally required mark-recapture approaches, while aerial photographic surveys have typically...
Fish Lake limnology and watershed aqueous geochemistry, Fish Lake Plateau, Utah
David Marchetti, Lesleigh Anderson, Joseph J. Donovan, M. Scott Harris, Tyler Huth
2018, Book chapter, Geofluids of Utah
Fish Lake is located at 2696 m elevation on the Fish Lake Plateau with a bedrock geology of Oligocene to Pliocene age volcanics and Cretaceous to Eocene age sedimentary rocks. Lake bathymetry indicates a maximum depth of ~27 m and volume of 2.31 x 108 m3. The lake is dimictic...
Comparing methods used by the U.S. Geological Survey Coastal and Marine Geology Program for deriving shoreline position from lidar data
Amy S. Farris, Kathryn M. Weber, Kara S. Doran, Jeffrey H. List
2018, Open-File Report 2018-1121
The U.S. Geological Survey Coastal and Marine Geology Program uses three methods to derive a datum-based, mean high water shoreline on open-ocean coasts from light detection and ranging (lidar) elevation surveys. This work compared the shorelines produced by the three methods for two different surveys: one survey with simple beach...
Water-quality response to changes in phosphorus loading of the Winnebago Pool Lakes, Wisconsin, with special emphasis on the effects of internal loading in a chain of shallow lakes
Dale M. Robertson, Benjamin J. Siebers, Matthew W. Diebel, Andrew J. Somor
2018, Scientific Investigations Report 2018-5099
The Winnebago Pool is a chain of four shallow lakes (Lake Poygan, Lake Winneconne, Lake Butte des Morts, and Lake Winnebago) that are fed primarily by the Fox and Wolf Rivers, two large agriculturally dominated rivers in Wisconsin, United States. Because the lakes have received extensive phosphorus inputs from their...
A physics-based earthquake simulator replicates seismic hazard statistics across California
Bruce E. Shaw, Kevin R. Milner, Edward H. Field, Keith B. Richards-Dinger, Jacquelyn J. Gilchrist, James H. Dieterich, Thomas H. Jordan
2018, Science Advances (4) 1-9
Seismic hazard models are important for society, feeding into building codes and hazard mitigation efforts. These models, however, rest on many uncertain assumptions and are difficult to test observationally because of the long recurrence times of large earthquakes. Physics-based earthquake simulators offer a potentially helpful tool, but they face a...
Social attraction used to establish Caspian tern (Hydroprogne caspia) nesting colonies on modified islands at the Don Edwards San Francisco Bay National Wildlife Refuge, California—Final report
C. Alex Hartman, Joshua T. Ackerman, Mark P. Herzog, Cheryl Strong, David Trachtenbarg, Crystal A. Shore
2018, Open-File Report 2018-1136
To address the 2008/2010 and Supplemental 2014 National Oceanic and Atmospheric Administration Fisheries Biological Opinion for operation of the Federal Columbia River Power System, the U.S. Army Corps of Engineers (USACE) and the Bureau of Reclamation (Reclamation) developed and began implementation of Caspian tern (Hydroprogne caspia) management plans. This...
Temporal records of diet diversity dynamics in individual adult female Steller sea lion (Eumetopias jubatus) vibrissae
Andrew C. Doll, Brian D. Taras, Craig A. Stricker, Lorrie D. Rea, Todd M. O'Hara, Andrew P. Cyr, S. Mcdermott, T.M. Loomis, Brian S. Fadely, Michael B. Wunder
2018, Oecologia (188) 263-275
Detailed information on the nutrition of free-ranging mammals contributes to the understanding of life history requirements, yet is often quite limited temporally for most species. Reliable dietary inferences can be made by analyzing the stable carbon (C) and nitrogen (N) isotopic values (δ13C and δ15N) of some...
Evaluation of key scientific issues in the report, “State of the mountain lion—A call to end trophy hunting of America’s lion”
James W. Cain III, Michael S. Mitchell
2018, Open-File Report 2018-1128
In their recently published report, State of the Mountain Lion: A Call to End Trophy Hunting of America’s Lion, the Humane Society of the United States suggested that mountain lion (Puma concolor) hunting should be abolished in the United States. The report claims this recommendation is based on scientific...
Annual cycle of White-winged Scoters (Melanitta fusca) in eastern North America: Migratory phenology, population delineation, and connectivity
D.E. Meatey, S.R. McWilliams, P.W.C. Paton, C. Lepage, S.G. Gilliland, L. Savoy, Glenn H. Olsen, J.D. Osenkowski
2018, Canadian Journal of Zoology (96) 1353-1365
Understanding full annual cycle movements of long-distance migrants is essential for delineating populations, assessing connectivity, evaluating crossover effects between life stages, and informing management strategies for vulnerable or declining species. We used implanted satellite transmitters to track up to 2 years of annual cycle movements of 52 adult female White-winged...
Geologic map of the Castle Rock 7.5' quadrangle, Arizona and California
Kyle House, Barbara E. John, Daniel V. Malmon, Debra Block, L. Sue Beard, Tracey J. Felger, Ryan S. Crow, Jonathan E. Schwing, Colleen E. Cassidy
2018, Scientific Investigations Map 3411
The Castle Rock quadrangle is in the northeast corner of Chemehuevi Valley, California and Arizona. It includes the Colorado River’s entrance to the valley at the mouth of Topock Gorge and the northern outskirts of Lake Havasu City, Arizona, and the Chemehuevi Indian Tribe community of Havasu Lake, California. The...
Floristic quality index and forested floristic quality index: Assessment tools for restoration projects and monitoring sites in coastal Louisiana
Kari Cretini, William B. Wood, Jenneke M. Visser, Ken W. Krauss, Leigh Anne Sharp, Gregory D. Steyer, Gary P. Shaffer, Sarai Piazza
John Dorney, Rick Savage, R.W. Tiner Jr., Paul Adamus, editor(s)
2018, Book chapter, Wetland and stream rapid assessments: Development, validation, and application
The Floristic Quality Index (FQI) has been used in many areas throughout the United State to assess the integrity of plant communities and restoration projects. Here, we summarize two tools that have been developed for monitoring sites in coastal Louisiana wetlands. The FQI was modified for herbaceous data collected in...
Accuracy assessment of NLCD 2011 impervious cover data for the Chesapeake Bay region, USA
James Wickham, Nate Herold, Stephen V. Stehman, Collin Homer, George Z. Xian, Peter Claggett
2018, ISPRS Journal of Photogrammetry and Remote Sensing (146) 151-160
The National Land Cover Database (NLCD) contains three eras (2001, 2006, 2011) of percentage urban impervious cover (%IC) at the native pixel size (30 m-x-30 m) of the Landsat Thematic Mapper satellite. These data are potentially valuable to environmental managers and stakeholders because of the utility of %IC as...
Forecasting effects of angler harvest and climate change on smallmouth bass abundance at the southern edge of their range
Christopher R. Middaugh, Daniel D. Magoulick
2018, PLoS ONE (13) 1-18
Climate change will affect stream systems in numerous ways over the coming century. Globally, streams are expected to experience changes in temperature and flow regime. Previous work has indicated that these changes will likely affect fish distributions, but little work has been conducted examining population level effects of climate change...
Implementation of MOVE.1, censored MOVE.1, and piecewise MOVE.1 low-flow regressions with applications at partial-record streamgaging stations in New Jersey
Susan J. Colarullo, Samantha L. Sullivan, Amy R. McHugh
2018, Open-File Report 2018-1089
The U.S. Geological Survey (USGS) uses Maintenance of Variance Extension Type 1 (MOVE.1) regression to transfer streamflows measured at long-term continuous-record streamgaging stations to partial-record (PR) streamgaging stations where intermittent base-flow measurements are available. MOVE.1 regression is used widely throughout the hydrologic community to extend historic low flows and low-flow...
Streamflow - Water Year 2017
Xiaodong Jian, David M. Wolock, Steven J. Brady, Harry F. Lins
2018, Fact Sheet 2018-3056
The maps and graphs in this summary describe national streamflow conditions for water year 2017 (October 1, 2016, to September 30, 2017) in the context of streamflow ranks relative to the 88-year period of 1930–2017, unless otherwise noted. The illustrations are based on observed data from the U.S. Geological Survey (USGS)...
Habitat type and structure affect trap capture success of an invasive snake across variable densities
Melia G. Nafus, Amy A. Yackel Adams, Page E. Klug, Gordon H. Rodda
2018, Ecosphere (9) 1-14
Detection represents an important limitation of accurately estimating population size, abundance, and habitat suitability for wildlife, which can be especially true for cryptic animals. Moreover, for reptiles, juveniles are often less likely to be detected than later life stages. In the case of invasive species, preventing false negatives early in...
Assessment of undiscovered oil and gas resources in the Midlands area, England, 2018
Christopher J. Schenk, Marilyn E. Tennyson, Tracey J. Mercier, Cheryl A. Woodall, Thomas M. Finn, Stephanie B. Gaswirth, Phuong A. Le, Michael E. Brownfield, Kristen R. Marra, Heidi M. Leathers-Miller
2018, Fact Sheet 2018-3028
Using a geology-based assessment methodology, the U.S. Geological Survey estimated mean undiscovered, technically recoverable resources of 319 million barrels of oil and 8.3 trillion cubic feet of gas in the Midlands area of England....
Water temperature in the Lower Quinault River, Olympic Peninsula, Washington, June 2016 - August 2017
Kristin L. Jaeger, Christopher A. Curran, Elyse J. Wulfkuhle, Chad C. Opatz
2018, Open-File Report 2018-1129
The availability of cold-water refugia during summertime river-water temperature maximums is important for cold-water fish species including Endangered Species Act listed salmonids since water temperature influences metabolism, growth, and phenology. The U.S. Geological Survey monitored water temperature at 10 sites approximately evenly-spaced along the lower Quinault River on the Olympic...
Multiple metrics provide context for the distribution of a highly mobile fish predator, the blue catfish
Kayla M. Gerber, Martha E. Mather, Joseph M. Smith, Zachary J. Peterson
2018, Ecology of Freshwater Fish (28) 141-155
Data sets with increased spatial and temporal resolution can help researchers and resource managers quantify representative distributional patterns of mobile sportfish. In this research, first, we illustrate patterns of sportfish distribution using individual (percent of population, residence time, number of movements) and combined distributional metrics. Second, we apply these metrics...
Spatial and temporal variability of pCO2, carbon fluxes and saturation state on the West Florida Shelf
L. Robbins, K. Daley, L. Barbero, R. Wanninkhof, R.L. Heathcote, H. Zong, John T. Lisle, W.-J. Cai, C. Smith
2018, Journal of Geophysical Research C: Oceans (123) 6174-6188
The West Florida Shelf (WFS) is a source of uncertainty for the Gulf of Mexico carbon budget. Data from the synthesis of approximately 135,000 pCO2 values from over 96 cruises from the WFS show that the shelf waters fluctuate between being a weak source to a weak sink of carbon...
Hydrologic performance of retrofit rain gardens in a residential neighborhood (Cleveland Ohio USA) with a focus on monitoring methods
William D. Shuster, Robert A. Darner
2018, Report
Green infrastructure refers to a range of urban stormwater management tools that can be flexibly implemented. These practices can aid in mitigating the negative impacts of runoff by increasing catchment detention capacity. We studied two engineered rain gardens (Cleveland OH) that were designed to infiltrate and detain direct runoff volume...
Comparison of microbiomes of cold-water corals Primnoa pacifica and Primnoa resedaeformis, with possible link between microbiome composition and host genotype
Dawn B. Goldsmith, Christina A. Kellogg, Cheryl L. Morrison, Michael A. Gray, Robert P. Stone, Rhian G. Waller, Sandra D. Brooke, Steve W. Ross
2018, Scientific Reports (8)
Cold-water corals provide critical habitats for a multitude of marine species, but are understudied relative to tropical corals. Primnoa pacifica is a cold-water coral prevalent throughout Alaskan waters, while another species in the genus, Primnoa resedaeformis, is widely distributed in the Atlantic Ocean. This study examined the V4-V5 region of the 16S rRNA...
