Influence of climate change and postdelisting management on long-term population viability of the conservation-reliant Kirtland's Warbler
Donald J. Brown, Deahn M. Donner, Christine Ribic, Carol I. Bocetti
2019, Ecology and Evolution (9) 10263-10276
Rapid global climate change is resulting in novel abiotic and biotic conditions and interactions. Identifying management strategies that maximize probability of long-term persistence requires an understanding of the vulnerability of species to environmental changes. We sought to quantify the vulnerability of Kirtland's Warbler (Setophaga kirtlandii), a...
Balancing sampling intensity against spatial coverage for a community science monitoring programme
Emily L. Weiser, Jay E. Diffendorfer, Ralph Grundel, Laura Lopez Hoffman, Samuel Pecoraro, Darius J. Semmens, Wayne E. Thogmartin
2019, Journal of Applied Ecology (56) 2252-2263
Community science is an increasingly integral part of biodiversity research and monitoring, often achieving broad spatial and temporal coverage but lower sampling intensity than studies conducted by professional scientists. When designing a community‐science monitoring programme, careful assessment of sampling designs that could be both feasible and successful at meeting...
Measuring suspended sediment in sand-bedded rivers using down-looking acoustic doppler current profilers
Molly S. Wood, Ricardo N. Szupiany, Justin A. Boldt, Timothy D. Straub, Marian M. Domanski
2019, Conference Paper
The use of side-looking acoustic Doppler velocity meters (ADVMs) to estimate fluvial suspended-sediment concentrations (SSC) has become more operational by the U.S. Geological Survey in recent years; however, direct transfer of these techniques to down-looking acoustic Doppler current profilers (ADCPs) currently is not widely feasible. Key assumptions in the sidelooking ADVM...
The state of the world’s mangrove forests: Past, present, and future
Daniel A. Friess, Kerrylee Rogers, Catherine E. Lovelock, Ken Krauss, Stuart E. Hamilton, Shing Yip Lee, Richard Lucas, Jurgenne Primavera, Anusha Rajkaran, Suhua Shi
2019, Annual Review of Environment and Resources (44) 16-1-16.27
Intertidal mangrove forests are a dynamic ecosystem experiencing rapid changes in extent and habitat quality over geological history, today and into the future. Climate and sea level have drastically altered mangrove distribution since their appearance in the geological record ∼75 million years ago (Mya), through to the Holocene. In contrast,...
US Costal Research Program: Fostering academic research
Julie Dean Rosati, Nicole Elko, Hilary F Stockdon, Jeff Lillycrop, Mary Cialone
2019, Conference Paper, Coastal Sediments 2019
The US Coastal Research Program (USCRP) was founded in 2016 through a grassroots initiative of scientists, researchers, and practitioners to address nearshore coastal research priorities of greatest relevance to coastal communities and build a skilled US coastal workforce. The USCRP supports academic research to address challenges identified through thematic workshops...
US Costal Research Program: Building a research community to support coastal stakeholders
Hilary F Stockdon, L. Brandt, M. Cialone, N. Elko, John W. Haines, J. Lillycrop, J. Rosati
2019, Conference Paper, Coastal Sediments 2019 Proceedings
The U.S. Coastal Research Program (USCRP) was created to develop, coordinate, and enable a National science plan to address growing needs of coastal communities. Researchers from federal agencies, academia, industry, and non-governmental organizations work together to identify priorities that support coastal stakeholders in activities such as emergency...
The hydrologic benefits of wetland and prairie restoration in western Minnesota—Lessons learned at the Glacial Ridge National Wildlife Refuge, 2002–15
Timothy K. Cowdery, Catherine A. Christenson, Jeffrey R. Ziegeweid
2019, Scientific Investigations Report 2019-5041
Conversion of agricultural lands to wetlands and native prairie is widely viewed as beneficial because it can restore natural ecological and hydrologic functions. Some of these functions, such as reduced peak flows and improved water quality, are often attributed to restoration; however, such benefits have not been quantified at a...
An evaluation of sedatives for use in transport of juvenile endangered fishes in plastic bags
Laura A. Tennant, Ben M. Vaage, David L. Ward
2019, Journal of Fish and Wildlife Management (10) 532-543
Trucks and aircraft typically transport rare or endangered fishes in large unsealed tanks containing large volumes of water (typically hundreds of liters) during conservation efforts. Ornamental fishes, however, are commonly sent by mail in small sealed plastic bags filled with oxygen, minimal water, and a small amount of sedative to...
Temporally adaptive acoustic sampling to maximize detection across a suite of focal wildlife species
Cathleen Balantic, Therese M. Donovan
2019, Ecology and Evolution (9) 10582-10600
Acoustic recordings of the environment can produce species presence–absence data for characterizing populations of sound-producing wildlife over multiple spatial scales. If a species is present at a site but does not vocalize during a scheduled audio recording survey, researchers may incorrectly conclude that the species is absent (“false negative”)....
Tsunamis: Stochastic models of generation, propagation, and occurrence
Eric L. Geist, David Oglesby, Kenny Ryan
2019, Book chapter, Encyclopedia of complexity and systems science
The devastating consequences of the 2004 Indian Ocean and 2011 Tohoku-oki tsunamis have led to increased research into many different aspects of the tsunami phenomenon. In this paper, we review research related to the observed complexity and uncertainty associated with tsunami generation, propagation, and occurrence described and analyzed using...
Thermal variability drives synchronicity of an aquatic insect resource pulse
Heidi E. Anderson, Lindsey K. Alberson, David Walters
2019, Ecosphere (10)
Spatial heterogeneity in environmental conditions can prolong food availability by desynchronizing the timing of ephemeral, high‐magnitude resource pulses. Spatial patterns of water temperature are highly variable among rivers as determined by both natural and anthropogenic features, but the influence of this variability on freshwater resource pulse phenology is poorly documented....
Estrogen receptor 1 expression and methylation of Esr1 promoter in mouse fetal prostate mesenchymal cells induced by gestational exposure to bisphenol A or ethinylestradiol
Ramji K. Bhandari, Julia A. Taylor, Jennifer Sommerfeld-Sager, Donald E. Tillitt, William A. Ricke, Frederick S. vom Saal
2019, Environmental Epigenetics (5)
Fetal/neonatal environmental estrogen exposures alter developmental programing of the prostate gland causing onset of diseases later in life. We have previously shown in vitro that exposures to 17β-estradiol (E2) and the endocrine disrupting chemical bisphenol A, at concentrations relevant to human exposure, cause an elevation of estrogen receptor α (Esr1) mRNA in...
Paleoclimate of the subtropical Andes during the latest Miocene, Lauca Basin, Chile
Melina Feitl, Andrea Kern, Amanda Jones, Sherilyn Fritz, Paul E. Baker, Joeckel . R.M., Wout Salenbien, Debra A. Willard
2019, Palaeogeography, Palaeoclimatology, Palaeoecology (534)
Uplift of the Andean Cordillera during the Miocene and Pliocene produced large-scale changes in regional atmospheric circulation that impacted local ecosystems. The Lauca Basin (northern Chilean Altiplano) contains variably fluvial and lacustrine sedimentary sequences spanning the interval from 8.7 to 2.3 Ma....
Enhancing reproductive assessments of the Florida manatee Trichechus manatus latirostris by establishing optimal time period and inhibin B baseline concentrations
Dana L Wetzel, John Elliot Reynolds, Robert Bonde, Ryan W Schloesser, Leslie Schwierzke-Wade, William E Roudebush
2019, Endangered Species Research (39) 283-292
The Florida manatee Trichechus manatus latirostris occupies coastal and riverine habitats that may influence the species’ endogenous biological rhythms, including its reproductive potential. Inhibin B provides a biomarker of gonadal function and reproductive potential in humans and other eutherian mammals. This study examined the influence of size, sex, and time of year...
Mechanisms of methane hydrate formation in geological systems
Kehua You, Peter B. Flemings, Alberto Malinverno, Timothy Collett, Kristopher Darnell
2019, Reviews of Geophysics (57) 1146-1196
Natural gas hydrates are ice-like mixtures of gas (mostly methane) and water that are widely found in sediments along the world’s continental margins and within and beneath permafrost in a near-surface depth interval where the pressure is sufficiently high and temperature sufficiently low for gas hydrate to be stable. Beneath...
Carbon chemistry of intact versus chronically drained peatlands in the southeastern USA
Craig A. Stricker, Judith Z. Drexler, Kevin A. Thorn, Jamie A. Duberstein, Sam Rossman
2019, Journal of Geophysical Research: Biogeosciences (124) 2751-2767
The Great Dismal Swamp (GDS) is a large temperate swamp in Virginia/North Carolina with peat soils historically resistant to microbial decomposition. However, this peatland has been subject to ~200 years of disturbance during which extensive drainage, fire suppression, and wide-spread logging have increased decomposition and dramatically decreased the distribution of...
Small ponds in headwater catchments are a dominant influence on regional nutrient and sediment budgets
Noah Schmadel, Judson Harvey, Gregory E. Schwarz, Richard Alexander, Jesus D. Gomez-Velez, Durelle Scott, Scott W. Ator
2019, Geophysical Research Letters (46) 9669-9677
Small ponds—farm ponds, detention ponds, or impoundments below 0.01 km2—serve important human needs throughout most large river basins. Yet the role of small ponds in regional nutrient and sediment budgets is essentially unknown, currently making it impossible to evaluate their management potential to achieve water quality objectives. Here we used...
Fish and habitat assessment in Rock Creek, Klickitat County, Washington 2016–17
Jill M. Hardiman, Elaine Harvey
2019, Open-File Report 2019-1092
Executive SummaryIntermittent streams are important and productive for salmonid habitat. Rock Creek, in southeastern Washington, flows south to the Columbia River at river kilometer (rkm) 368 and is an intermittent stream of great significance to the Yakama Nation and to the Kah-miltpah (Rock Creek) Band in particular. Historically, native...
Urban stormwater: An overlooked pathway of extensive mixed contaminants to surface and groundwaters in the United States
Jason R. Masoner, Dana W. Kolpin, Isabelle M. Cozzarelli, Larry B. Barber, D.S. Burden, William T. Foreman, Kenneth J. Forshay, Edward Furlong, Justin F. Groves, Michelle L. Hladik, Matthew E. Hopton, Jeanne B. Jaeschke, Steffanie H. Keefe, David Krabbenhoft, Richard Lowrance, Kristin Romanok, David L. Rus, William R. Selbig, Brad Williams, Paul Bradley
2019, Environmental Science & Technology (53) 10070-10081
Increasing global reliance on stormwater control measures to reduce discharge to surface water, increase groundwater recharge, and minimize contaminant delivery to receiving waterbodies necessitates improved understanding of stormwater-contaminant profiles. A multi-agency study of organic and inorganic chemicals in urban stormwater from 50 runoff events at 21 sites across the United...
SUTRA, a model for saturated-unsaturated, variable-density groundwater flow with solute or energy transport—Documentation of generalized boundary conditions, a modified implementation of specified pressures and concentrations or temperatures, and the lake capability
Alden M. Provost, Clifford I. Voss
2019, Techniques and Methods 6-A52
Version 3.0 of the SUTRA groundwater modeling program offers three new capabilities: generalized boundary conditions, a modified implementation of specified pressures and concentrations or temperatures, and lakes. Two new types of “generalized” boundary conditions facilitate simulation of a wide range of hydrologic processes that interact with the groundwater model, such...
Topographic changes during the 2018 Kīlauea eruption from Single-pass Airborne InSAR
Paul R Lundgren, Marco Bagnardi, Hannah R. Dietterich
2019, Geophysical Research Letters (46) 9554-9562
The 2018 eruption of Kīlauea volcano, Hawai‘i, was its most effusive in over 200 years. We apply the airborne Glacier and Ice Surface Topography Interferometer (GLISTIN‐A) interferometric synthetic aperture radar (InSAR) instrument to measure topographic change associated with the eruption. The GLISTIN‐A radar flew in response to the eruption, acquiring...
The Yellow-billed Loon
Brian D. Uher-Koch, Mike North, Joel A. Schmutz
2019, Report
The Yellow-billed Loon, known in Europe as the White-billed Diver, is a relatively rare bird nesting in arctic tundra regions of North America and Eurasia. This species was first described by G. R. Gray in 1859 (1), and named (Gavia adamsii) after the surgeon Dr. Edward Adams...
Local, temporal trajectories explain population-level responses to climate change in saguaro (Carnegiea gigantea)
Susana Rodriguez-Buritica, Daniel E. Winkler, Robert H. Webb, Lawrence Venable
2019, Ecosphere (10)
Population demography is typically assumed to be strongly influenced by climatic factors, particularly with succulent plants and cacti. The saguaro cactus (Carnegiea gigantea) is a long‐lived columnar cactus of the Sonoran Desert that experiences episodic recruitment and mortality. Previous studies have attributed long‐term changes in saguaro populations to climatic factors,...
Case study: Thomas Fire
Jason R. Kreitler, Amy E. East, Joel B. Sankey, Christina (Naomi) Tague
2019, Report, California's Fourth Climate Change Assessment
No abstract available....
Catalog of earthquake parameters and description of seismograph and infrasound stations at Alaskan volcanoes—January 1, 2013, through December 31, 2017
James P. Dixon, Scott D. Stihler, Matthew M. Haney, John J. Lyons, Dane M. Ketner, Katherine M. Mulliken, Thomas Parker, John Power
2019, Data Series 1115
Between January 1, 2013, and December 31, 2017, the Alaska Volcano Observatory (AVO) located a total of 28,172 earthquakes at volcanoes in Alaska. The annual totals are 3,840, 5,819, 5,297, 6,151, and 7,065 earthquakes for the years 2013 through 2017, respectively. This represents an average of 5,634 earthquakes per year,...
