Factors influencing detection of the federally endangered Diamond Darter Crystallaria cincotta: Implications for long-term monitoring strategies
Austin A. Rizzo, Donald J. Brown, Stuart A. Welsh, Patricia A. Thompson
2017, The American Midland Naturalist (178) 123-131
Population monitoring is an essential component of endangered species recovery programs. The federally endangered Diamond Darter Crystallaria cincotta is in need of an effective monitoring design to improve our understanding of its distribution and track population trends. Because of their small size, cryptic coloration, and nocturnal behavior, along with limitations associated with...
Annual changes in seasonal river water temperatures in the eastern and western United States
Tyler Wagner, Stephen R. Midway, Joanna B. Whittier, Jefferson T. DeWeber, Craig P. Paukert
2017, Water (9)
Changes in river water temperatures are anticipated to have direct effects on thermal habitat and fish population vital rates, and therefore, understanding temporal trends in water temperatures may be necessary for predicting changes in thermal habitat and how species might respond to such changes. However, many investigations into trends in...
Generation of 3-D hydrostratigraphic zones from dense airborne electromagnetic data to assess groundwater model prediction error
Nikolaj K Christensen, Burke J. Minsley, Steen Christensen
2017, Water Resources Research (53) 1019-1038
We present a new methodology to combine spatially dense high-resolution airborne electromagnetic (AEM) data and sparse borehole information to construct multiple plausible geological structures using a stochastic approach. The method developed allows for quantification of the performance of groundwater models built from different geological realizations of structure. Multiple structural realizations...
Merging paleobiology with conservation biology to guide the future of terrestrial ecosystems
Anthony D. Barnosky, Elizabeth A. Hadly, Jason Head, Patrick Gonzalez, P. David Polly, A. Michelle Lawing, Jussi T. Eronen, David D. Ackerly, Ken Alex, Eric Biber, Jessica L. Blois, Justin Brashares, Gerardo Ceballos, Edward Davis, Gregory P. Dietl, Rodolfo Dirzo, Holly Doremus, Mikael Fortelius, Harry W. Greene, Jessica Hellmann, Thomas Hickler, Stephen T. Jackson, Melissa Kemp, Paul L. Koch, Claire Kremen, Emily L. Lindsey, Cindy Looy, Charles R. Marshall, Chase Mendenhall, Andreas Mulch, Alexis M. Mychajliw, Carsten Nowak, Uma Ramakrishnan, Jan Schnitzler, Kashish Das Shrestha, Katherine Solari, Lynn Stegner, M. Allison Stegner, Nils Chr. Stenseth, Marvalee H. Wake, Zhibin Zhang
2017, Science (355) 1-10
The current impacts of humanity on nature are rapid and destructive, but species turnover and change have occurred throughout the history of life. Although there is much debate about the best approaches to take in conservation, ultimately, we need to permit or enhance the resilience of natural systems so that...
Terrestrial ecosystem model performance in simulating productivity and its vulnerability to climate change in the northern permafrost region
Jianyang Xia, A. David McGuire, David Lawrence, Eleanor J. Burke, Guangsheng Chen, Xiaodong Chen, Christine Delire, Charles Koven, Andrew MacDougall, Shushi Peng, Annette Rinke, Kazuyuki Saito, Wenxin Zhang, Ramdane Alkama, Theodore J. Bohn, Philippe Ciais, Bertrand Decharme, Isabelle Gouttevin, Tomohiro Hajima, Daniel J. Hayes, Kun Huang, Duoying Ji, Gerhard Krinner, Dennis P. Lettenmaier, Paul A. Miller, John C. Moore, Benjamin Smith, Tetsuo Sueyoshi, Zheng Shi, Liming Yan, Junyi Liang, Lifen Jiang, Qian Zhang, Yiqi Luo
2017, Journal of Geophysical Research: Biogeosciences (122) 430-446
Realistic projection of future climate-carbon (C) cycle feedbacks requires better understanding and an improved representation of the C cycle in permafrost regions in the current generation of Earth system models. Here we evaluated 10 terrestrial ecosystem models for their estimates of net primary productivity (NPP) and responses to historical climate...
Expanding the role of reactive transport models in critical zone processes
Li Li, Kate Maher, Alexis Navarre-Sitchler, Jennifer Druhan, Christof Meile, Corey Lawrence, Joel Moore, Julia Perdrial, Pamela Sullivan, Aaron Thompson, Lixin Jin, Edward W. Bolton, Susan L. Brantley, William E. Dietrich, K. Ulrich Mayer, Carl Steefel, Albert J. Valocchi, John M. Zachara, Benjamin D. Kocar, Jennifer McIntosh, Benjamin M. Tutolo, Mukesh Kumar, Eric Sonnenthal, Chen Bao, Joe Beisman
2017, Earth-Science Reviews (165) 280-301
Models test our understanding of processes and can reach beyond the spatial and temporal scales of measurements. Multi-component Reactive Transport Models (RTMs), initially developed more than three decades ago, have been used extensively to explore the interactions of geothermal, hydrologic, geochemical, and geobiological processes in subsurface systems. Driven by extensive...
Multi-year microbial source tracking study characterizing fecal contamination in an urban watershed
Rebecca N. Bushon, Amie M.G. Brady, Eric D. Christensen, Erin A. Stelzer
2017, Water Environment Research (89) 127-143
Microbiological and hydrological data were used to rank tributary stream contributions of bacteria to the Little Blue River in Independence, Missouri. Concentrations, loadings and yields of E. coli and microbial source tracking (MST) markers, were characterized during base flow and storm events in five subbasins within Independence, as well as...
Evolutionary and functional mitogenomics associated with the genetic restoration of the Florida panther
Alexander Ochoa, David P. Onorato, Robert R. Fitak, Melody Roelke-Parker, Melanie Culver
2017, Journal of Heredity (108) 449-455
Florida panthers are endangered pumas that currently persist in reduced patches of habitat in South Florida, USA. We performed mitogenome reference-based assemblies for most parental lines of the admixed Florida panthers that resulted from the introduction of female Texas pumas into South Florida in 1995. With the addition of 2...
Tracer-based characterization of hyporheic exchange and benthic biolayers in streams
Julia L.A. Knapp, Ricardo Gonzalez-Pinzon, Jennifer D. Drummond, Laurel G. Larsen, Olaf A. Cirpka, Judson W. Harvey
2017, Water Resources Research (53) 1575-1594
Shallow benthic biolayers at the top of the streambed are believed to be places of enhanced biogeochemical turnover within the hyporheic zone. They can be investigated by reactive stream tracer tests with tracer recordings in the streambed and in the stream channel. Common in-stream measurements of such reactive tracers cannot...
Identifying movement patterns and spawning areas of Lake Trout in Yellowstone Lake
Robert E. Gresswell, Nicholas A. Heredia, Jason G. Romine, Lee F. G. Gutowsky, Phillip T. Sandstrom, Michael J. Parsley, Patricia E. Bigelow, C. D. Suski, Brian D. Ertel
2017, Yellowstone Science (25) 66-69
No abstract available....
Integration of genetic and demographic data to assess population risk in a continuously distributed species
Bradley C. Fedy, Jeffery R. Row, Sara J. Oyler-McCance
2017, Conservation Genetics (18) 89-104
The identification and demographic assessment of biologically meaningful populations is fundamental to species’ ecology and management. Although genetic tools are used frequently to identify populations, studies often do not incorporate demographic data to understand their respective population trends. We used genetic data to define subpopulations in a continuously distributed...
Prior knowledge-based approach for associating contaminants with biological effects: A case study in the St. Croix River basin, MN, WI, USA
Anthony L. Schroeder, Dalma Martinovic-Weigelt, Gerald T. Ankley, Kathy Lee, Natalia Garcia-Reyero, Edward J. Perkins, Heiko L. Schoenfuss, Daniel L. Villeneuve
2017, Environmental Pollution (221) 427-436
Evaluating potential adverse effects of complex chemical mixtures in the environment is challenging. One way to address that challenge is through more integrated analysis of chemical monitoring and biological effects data. In the present study, water samples from five locations near two municipal wastewater treatment plants in the St. Croix...
Modeling strong‐motion recordings of the 2010 Mw 8.8 Maule, Chile, earthquake with high stress‐drop subevents and background slip
Arthur D. Frankel
2017, Bulletin of the Seismological Society of America (107) 372-386
Strong‐motion recordings of the Mw 8.8 Maule earthquake were modeled using a compound rupture model consisting of (1) a background slip distribution with large correlation lengths, relatively low slip velocity, and long peak rise time of slip of about 10 s and (2) high stress‐drop subevents (asperities) on the deeper portion of the rupture...
Using silver and bighead carp cell lines for the identification of a unique metabolite fingerprint from thiram-specific chemical exposure
Joel G. Putnam, Justine Nelson, Eric M. Leis, Richard A. Erickson, Terrance D. Hubert, Jon J. Amberg
2017, Chemosphere (168) 1477-1485
Conservation biology often requires the control of invasive species. One method is the development and use of biocides. Identifying new chemicals as part of the biocide registration approval process can require screening millions of compounds. Traditionally, screening new chemicals has been done in vivo using test organisms. Using in vitro (e.g.,...
Managing American Oystercatcher (Haematopus palliatus) population qrowth by targeting nesting season vital rates
Shilo K. Felton, Nathan J. Hostetter, Kenneth H. Pollock, Theodore R. Simons
2017, Waterbirds (40) 44-54
In populations of long-lived species, adult survival typically has a relatively high influence on population growth. From a management perspective, however, adult survival can be difficult to increase in some instances, so other component rates must be considered to reverse population declines. In North Carolina, USA, management to conserve the...
Inhibition of an aquatic rhabdovirus demonstrates promise of a broad-spectrum antiviral for use in aquaculture
Bethany F. Balmer, Rachel L. Powers, Ting-Hu Zhang, Jihye Lee, Frederic Vigant, Benhur Lee, Michael E. Jung, Maureen K. Purcell, Kevin Snekvik, Hector C. Aguilar
2017, Journal of Virology (91)
Many enveloped viruses cause devastating disease in aquaculture, resulting in significant economic impact. LJ001 is a broad-spectrum antiviral compound that inhibits enveloped virus infections by specifically targeting phospholipids in the lipid bilayer via the production of singlet oxygen (1O2). This stabilizes positive curvature and decreases membrane fluidity, which inhibits virus-cell...
Suppression of invasive lake trout in an isolated backcountry lake in Glacier National Park
C. R. Fredenberg, Clint C. Muhlfeld, Christopher S. Guy, Vincent S. D'Angelo, Christopher C. Downs, John M. Syslo
2017, Fisheries Management and Ecology (24) 33-48
Fisheries managers have implemented suppression programmes to control non-native lake trout, Salvelinus namaycush (Walbaum), in several lakes throughout the western United States. This study determined the feasibility of experimentally suppressing lake trout using gillnets in an isolated backcountry lake in Glacier National Park, Montana, USA, for the conservation of threatened...
The American Oystercatcher (Haematopus palliatus) Working Group: 15 years of collaborative focal species research and management
Theodore R. Simons
2017, Waterbirds (40) 1-9
The American Oystercatcher (Haematopus palliatus) Working Group formed spontaneously in 2001 as coastal waterbird biologists recognized the potential for American Oystercatchers to serve as focal species for collaborative research and management. Accomplishments over the past 15 years include the establishment of rangewide surveys, color-banding protocols, mark-resight studies, a revision of...
Comparison of in vitro estrogenic activity and estrogen concentrations insource and treated waters from 25 U.S. drinking water treatment plants
Justin M. Conley, Nicola Evans, Heath Mash, Laura Rosenblum, Kathleen Schenck, Susan Glassmeyer, Edward T. Furlong, Dana W. Kolpin, Vickie S. Wilson
2017, Science of the Total Environment (579) 1610-1617
In vitro bioassays have been successfully used to screen for estrogenic activity in wastewater and surface water, however, few have been applied to treated drinking water. Here, extracts of source and treated water samples were assayed for estrogenic activity using T47D-KBluc cells and analyzed by liquid chromatography-Fourier transform mass spectrometry (LC-FTMS) for natural...
The Chief Joseph Hatchery Program 2014 Annual Report
Andrea Pearl, Matthew Laramie, Casey Baldwin, John Rohrback, Pat Phillips
2017, Report
The Chief Joseph Hatchery Program is comprised of both operations and maintenance of the Chief Joseph Hatchery, located near Bridgeport, Washington and the monitoring and evaluation of natural- and hatchery-origin Chinook salmon in the Okanogan Subbasin. In 2014, the Chief Joseph Hatchery released 44,267 yearling and 186,050 subyearling integrated Chinook...
Predicting animal home-range structure and transitions using a multistate Ornstein-Uhlenbeck biased random walk
Greg A. Breed, Emily A. Golson, M. Tim Tinker
2017, Ecology (98) 32-47
The home‐range concept is central in animal ecology and behavior, and numerous mechanistic models have been developed to understand home range formation and maintenance. These mechanistic models usually assume a single, contiguous home range. Here we describe and implement a simple home‐range model that can accommodate multiple...
Paleoseismic potential of sublacustrine landslide records in a high-seismicity setting (south-central Alaska)
Nore Praet, Jasper Moernaut, Maarten Van Daele, Evelien Boes, Peter J. Haeussler, Michael Strupler, Sabine Schmidt, Michael G. Loso, Marc De Batist
2017, Marine Geology (384) 103-119
Sublacustrine landslide stratigraphy is considered useful for quantitative paleoseismology in low-seismicity settings. However, as the recharging of underwater slopes with sediments is one of the factors that governs the recurrence of slope failures, it is not clear if landslide deposits can provide continuous paleoseismic records in settings of frequent strong shaking. To...
Variability of runoff-based drought conditions in the conterminous United States
Gregory J. McCabe, David M. Wolock, Samuel H. Austin
2017, International Journal of Climatology (37) 1014-1021
In this study, a monthly water-balance model is used to simulate monthly runoff for 2109 hydrologic units (HUs) in the conterminous United States (CONUS) for water-years 1901 through 2014. The monthly runoff time series for each HU were smoothed with a 3-month moving average, and then the 3-month moving-average runoff...
The invasive ant, Solenopsis invicta, reduces herpetofauna richness and abundance
Craig R. Allen, Hannah E. Birge, J. Slater, E. Wiggers
2017, Biological Invasions (19) 713-722
Amphibians and reptiles are declining globally. One potential cause of this decline includes impacts resulting from co-occurrence with non-native red imported fire ant, Solenopsis invicta. Although a growing body of anecdotal and observational evidence from laboratory experiments supports this hypothesis, there remains a lack of field scale manipulations testing...
Building the vegetation drought response index for Canada (VegDRI-Canada) to monitor agricultural drought: first results
Tsegaye Tadesse, Catherine Champagne, Brian D. Wardlow, Trevor A. Hadwen, Jesslyn F. Brown, Getachew B. Demisse, Yared A. Bayissa, Andrew M. Davidson
2017, GIScience and Remote Sensing (54) 230-257
Drought is a natural climatic phenomenon that occurs throughout the world and impacts many sectors of society. To help decision-makers reduce the impacts of drought, it is important to improve monitoring tools that provide relevant and timely information in support of drought mitigation decisions. Given that drought is a complex...
