Understanding the captivity effect on invertebrate communities transplanted into an experimental stream laboratory
Travis S. Schmidt, Holly Rogers, Janet L. Miller, Christopher A. Mebane, Laurie S. Balistrieri
2018, Environmental Toxicology and Chemistry (37) 2820-2834
Little is known about how design and testing methodologies affect the macroinvertebrate communities that are held captive in mesocosms. To address this knowledge gap, we conducted a 32‐d test to determine how seeded invertebrate communities changed once removed from the natural stream and introduced to the laboratory. We evaluated larvae...
Timing and genesis of ore formation in the Qarachilar Cu-Mo-Au deposit, Ahar-Arasbaran metallogenic zone, NW Iran: Evidence from geology, fluid inclusions, O–S isotopes and Re–Os geochronology
Hossein Kouhestani, Mir Ali Asghar Mokhtari, Zhaoshan Chang, Holly J. Stein, Craig A. Johnson
2018, Ore Geology Reviews (102) 757-775
In the Qarachilar Cu-Mo-Au deposit of the Ahar–Arasbaran metallogenic zone (AAMZ), northwest Iran, mineralization occurs as three quartz-sulfide veins that cut granodiorite-quartz monzodiorite rocks of the Qaradagh batholith (QDB). Ore formation can be divided into three stages, with chalcopyrite, molybdenite, and gold-bearing pyrite appearing mainly in the first two stages....
A dirty dozen ways to die: Metrics and modifiers of mortality driven by drought and warming for a tree species
David D. Breshears, Charles J. W. Carroll, Miranda D. Redmond, Andreas P. Wion, Craig D. Allen, Neil S. Cobb, Nashelly Meneses, Jason P. Field, Luke A. Wilson, Darin J. Law, Lindsie M. McCabe, Olivia Newell-Bauer
2018, Frontiers in Forests and Global Change (1)
Tree mortality events driven by drought and warmer temperature, often amplified by pests and pathogens, are emerging as one of the predominant climate change impacts on plants. Understanding and predicting widespread tree mortality events in the future is vital as they affect ecosystem goods and services provided by forests and...
Concentrations of nutrients at the water table beneath forage fields receiving seasonal applications of manure, Whatcom County, Washington, autumn 2011–spring 2015
Stephen E. Cox, Andrew R. Spanjer, Raegan L. Huffman, Robert W. Black, Jack E. Barbash, Nichole M. Embertson
2018, Scientific Investigations Report 2018-5124
The U.S. Geological Survey, in cooperation with the Whatcom Conservation District (WCD), collected groundwater-quality data for roughly 3 years (October 2011–May 2015) from near the water table beneath forage fields receiving regular seasonal applications of liquid dairy manure in Whatcom County, Washington. The work was done as part of...
Evidence for geographic variation in life-cycle processes affecting phenology of the Lyme disease vector Ixodes scapularis (Acari: Ixodidae) in the United States
Nicholas H. Ogden, Genevieve Pang, Howard S. Ginsberg, Graham J. Hickling, Russell L. Burke, Lorenza Beati, Jean I. Tsao
2018, Journal of Medical Entomology (55) 1386-1401
The seasonal activity pattern of immature Ixodes scapularis Say (Acari: Ixodidae) varies geographically in the United States, which may affect the efficiency of transmission cycles of pathogens transmitted by this species. To study the factors that determine seasonality, a multiyear study at seven sites across the geographic range of I. scapularis systematically collected questing...
Establishing chronologies for alluvial-fan sequences with analysis of high-resolution topographic data: San Luis Valley, Colorado, USA
Samuel Johnstone, Adam M. Hudson, Sylvia Nicovich, Chester A. Ruleman, Robert M. Sare, Ren A. Thompson
2018, Geosphere (14) 1-18
On active alluvial fans, debris-flow deposits and frequent avulsions produce a rough topographic surface. As is the case in many initially rough landforms produced by catastrophic processes, the topography of alluvial fans is progressively smoothed, producing textural differences useful in establishing relative age criteria for fans. Here, we outline an...
Upstream migration and spawning success of Chinook salmon in a highly developed, seasonally warm river system
William P. Connor, Kenneth F. Tiffan, James A. Chandler, Dennis W. Rondorf, Billy D. Arnsberg, Kelvin C. Anderson
2018, Reviews in Fisheries Science & Aquaculture (27) 1-50
This review summarizes what is known about the influence of water temperature and velocity on the migration and spawning success of an inland population of Chinook salmon Oncorhynchus tshawytscha. Models are then developed and used to illustrate how migration and spawning success might change if temperatures and velocities increase under a...
Molecular systematics of sturgeon nucleocytoplasmic large DNA viruses
Sharon Clouthier, Eric Anderson, Gael Kurath, Rachel Breyta
2018, Molecular Phylogenetics and Evolution (128) 26-37
Namao virus (NV) is a sturgeon nucleocytoplasmic large DNA virus (sNCLDV) that can cause a lethal disease of the integumentary system in lake sturgeon Acipenser fulvescens. As a group, the sNCLDV have not been assigned to any currently recognized taxonomic family of viruses. In this study, a data set of NV...
A test of sex specific genetic markers in the Hawaiian hoary bat and relevance to population studies
Corinna A. Pinzari, Frank Bonaccorso
2018, Technical Report HCSU-085
We tested the utility of a protocol using genetic markers that previously proved successful to identify the sex of Vespertilionid bats on tissues collected from live bats and carcasses of varying age from the Hawaiian hoary bat (Lasiurus cinereus semotus). This molecular method is based on genes unique to X...
The complete maternal mitochondrial genome sequences of two imperiled North American freshwater mussels: Alasmidonta heterodon and Alasmidonta varicosa (Bivalvia: Unionoida: Unionidae)
Aaron W. Aunins, Cheryl L. Morrison, Heather Galbraith, Michael S. Eackles, W. Bane Schill, Tim L. King
2018, Mitochondrial DNA Part B (3) 1124-1126
The freshwater mussels Alasmidonta heterodon and A. varicosa historically inhabited rivers along the North American Atlantic coast from the Carolinas, U.S.A., to New Brunswick, CA. However, many populations have been extirpated, and A. heterodon is now federally listed in the U.S.A. as endangered, and both A. heterodon and A. varicosa are listed as vulnerable on the IUCN Red List. To...
Evaluating inter-rater reliability and statistical power of vegetation measures assessing deer impact
Danielle R. Begley-Miller, Duane R. Diefenbach, Marc E. McDill, Christopher S. Rosenberry, Emily H. Just
2018, Forests (9)
Long-term vegetation monitoring projects are often used to evaluate how plant communities change through time in response to some external influence. Here, we evaluate the efficacy of vegetation monitoring to consistently detect changes in white-tailed deer browsing effects. Specifically, we compared inter-rater reliability (Cohen’s κ and Lin’s concordance correlation coefficient)...
Estimating the probability of movement and partitioning seasonal survival in an amphibian metapopulation
Erin L. Muths, Larissa L. Bailey, Brad A. Lambert, Scott C. Schneider
2018, Ecosphere (9)
Movement of individuals has been described as one of the best studied, but least understood concepts in ecology. The magnitude of movements, routes, and probability of movement have significant application to conservation. Information about movement can inform efforts to model species persistence and is particularly applicable...
Satellite remote sensing estimation of river discharge: Application to the Yukon River Alaska
David M. Bjerklie, Charon M. Birkett, John W. Jones, Claudia C. Carabajal, Jennifer Rover, John W, Fulton, Pierre-Andre Garambois
2018, Journal of Hydrology (561) 1000-1018
A methodology based on general hydraulic relations for rivers has been developed to estimate the discharge (flow rate) of rivers using satellite remote sensing observations. The estimates of discharge, flow depth, and flow velocity are derived from remotely observed water...
Preliminary peak stage and streamflow data for selected U.S. Geological Survey streamgaging stations in North and South Carolina for flooding following Hurricane Florence, September 2018
Toby D. Feaster, J. Curtis Weaver, Anthony J. Gotvald, Katharine Kolb
2018, Open-File Report 2018-1172
Hurricane Florence made landfall as a Category 1 hurricane at Wrightsville Beach, North Carolina, shortly after dawn on September 14, 2018. Once over land, the forward motion of the hurricane slowed to about 2 to 3 miles per hour. Over the next several days, the hurricane delivered historic amounts of...
Susceptibility of Nanophyetus salmincola cercariae to formalin, hydrogen peroxide, and seawater
Paul Hershberger, Bonnie Besijn, Ashley Mackenzie, Mallory Wilmot
2018, Journal of Aquatic Animal Health (31) 56-60
The ability of formalin, PEROX‐AID (hydrogen peroxide), and seawater to kill waterborne Nanophyetus salmincola cercariae was evaluated in vitro. Newly emerged cercariae survived for extended periods in freshwater, with 53–73% survival occurring in negative control groups after 24 h. Exposure to dilutions of formalin reduced this survival time, with 0%...
El Niño/Southern Oscillation-driven rainfall pulse amplifies predation by owls on seabirds via apparent competition with mice
Sarah K. Thomsen, David M. Mazurkiewicz, Thomas R. Stanley, David J. Green
2018, Proceedings of the Royal Society B: Biological Sciences (285)
Most approaches for assessing species vulnerability to climate change have focused on direct impacts via abiotic changes rather than indirect impacts mediated by changes in species interactions. Changes in rainfall regimes may influence species interactions from the bottom-up by increasing primary productivity in arid environments, but subsequently lead to less...
Mars global digital dune database (MGD3)—Composition, stability, and thermal inertia
Amber L. Gullikson, Rosalyn K. Hayward, Timothy N. Titus, Heather Charles, Lori K. Fenton, Rachael H. Hoover, Nathaniel E. Putzig
2018, Open-File Report 2018-1164
The Mars Global Digital Dune Database (MGD3) is an online repository that has catalogued dune fields larger than 1 km2 located between latitudes 90° N. and 90° S. The work presented here expands upon previous MGD3 open-file reports, with a new emphasis upon characterizing dune fields through composition, stability, and...
Geology and assessment of undiscovered oil and gas resources of the Northern West Siberian Mesozoic Composite Total Petroleum System of the West Siberian Basin Province, Russia, 2008
Christopher J. Schenk
Thomas E. Moore, Donald L. Gautier, editor(s)
2018, Professional Paper 1824-Q
The West Siberian Basin Province is one of the largest sedimentary basins in the world, with an area of 2.6 million square kilometers, and the basin ranks first in the world with more than 400 billion barrels of oil-equivalent discovered petroleum. For the 2008 Circum-Arctic Resource Appraisal, the U.S....
Preliminary investigation of groundwater quality near a Michigan cemetery, 2016–17
Angela K. Brennan, Carrie E. Givens, Julia G. Prokopec, Christopher J. Hoard
2018, Scientific Investigations Report 2018-5120
The potential effect of cemetery leachate on groundwater quality in the United States has rarely been studied. Nutrients and other constituents associated with decomposition and burial processes (such as embalming) have the potential to reach shallow groundwater and could affect nearby drinking-water sources. The objective of this preliminary investigation was...
Estimating apparent survival of songbirds crossing the Gulf of Mexico during autumn migration
Michael P. Ward, Thomas J. Benson, JIll Deppe, Theodore J. Zenzal Jr., Robert H. Diehl, Antonio Celis-Murillo, Rachel T Bolus, Frank R. Moore
2018, Proceedings of the Royal Society B: Biological Sciences (285)
Many migratory bird species are declining, and the migratory period may limit populations because of the risk in traversing large geographical features during passage. Using automated radio-telemetry, we tracked 139 Swainson's thrushes (Catharus ustulatus) departing coastal Alabama, USA and crossing the Gulf of Mexico to arrive in...
Broad-spectrum antiviral JL122 blocks infection and inhibits transmission of aquatic rhabdoviruses
Bethany F. Balmer, Rodman G. Getchell, Rachel L. Powers, Jihye Lee, Tinghu Zhang, Michael E. Jung, Maureen K. Purcell, Kevin Snekvik, Hector C. Aguilar
2018, Virology (525) 143-149
The aquaculture industry is growing rapidly to meet the needs for global protein consumption. Viral diseases in aquaculture are quite challenging due to lack of treatment options as well as limited injection-delivery vaccines, which are costly. Thus, water-immersion antiviral treatments are highly desirable. This study focused on broad-spectrum, light-activated antivirals that target...
Methodology for correcting bottomhole temperatures acquired from wireline logging measurements in the onshore U.S. Gulf of Mexico Basin to characterize the thermal regime of total petroleum systems
Lauri A. Burke, Ofori N. Pearson, Scott A. Kinney, Janet K. Pitman
2018, GCAGS Journal (7) 93-106
Characterization of the subsurface thermal regime is critical for understanding many facets of the petroleum system, from thermal maturation of organic-rich source rocks to thermal preservation and non-degradation of hydrocarbon accumulations. On a broad scale, paleo-heatflow has been mapped for the North American continent (Blackwell and Richards, 2004) as well...
Rebuttal to “The case of the Biscayne Bay and aquifer near Miami, Florida: density-driven flow of seawater or gravitationally driven discharge of deep saline groundwater?” by Weyer (Environ Earth Sci 2018, 77:1–16)
Alden M. Provost, Adrian D. Werner, Vincent E. A. Post, Holly A. Michael, Christian D. Langevin
2018, Environmental Earth Sciences (77) 1-6
A recent paper by Weyer (Environ Earth Sci 2018, 77:1–16) challenges the widely accepted interpretation of groundwater heads and salinities in the coastal Biscayne aquifer near Miami, Florida, USA. Weyer (2018) suggests that the body of saltwater that underlies fresh groundwater just inland of the coast is not a recirculating...
Fire, vegetation, and Holocene climate in a southeastern Tibetan lake: a multi-biomarker reconstruction from Paru Co
Alice Callergaro, Dario Battistel, Natalie M. Kehrwald, Felipe Matsubara Pereira, Torben Kirchgeorg, Maria del Carmen Villoslada Hidalgo, Broxton W. Bird, Carlo Barbante
2018, Climate of the Past (14) 1543-1563
The fire history of the Tibetan Plateau over centennial to millennial timescales is not well known. Recent ice core studies reconstruct fire history over the past few decades but do not extend through the Holocene. Lacustrine sedimentary cores, however, can provide continuous records of local environmental change on millennial scales...
The Global food‐energy‐water nexus
Paolo D’Odorico, Kyle Frankel Davis, Lorenzo Rosa, Joel A. Carr, Davide Chiarelli, Jampel Dell’Angelo, Jessica Gephart, Graham K. MacDonald, David A. Seekell, Samir Suweis, Maria Cristina Rulli
2018, Reviews of Geophysics (56) 456-531
Water availability is a major factor constraining humanity's ability to meet the future food and energy needs of a growing and increasingly affluent human population. Water plays an important role in the production of energy, including renewable energy sources and the extraction of unconventional fossil fuels that are expected to...
