Incorporating streambank wells in stream mass loading studies to more effectively identify sources of solutes in stream water
Andrew H. Manning, Robert L. Runkel, Jean M. Morrison, Richard Wanty, Katherine Walton-Day
2022, Applied Geochemistry (145)
Stream synoptic sampling studies that include flow estimates derived from the stream tracer dilution method are now commonly performed to identify sources and processes controlling solute transport to streams. However, a limitation of this mass-loading approach is its inability to identify the side of the stream on which a source is located...
Stakeholder engagement to guide decision-relevant water data delivery
Diana Restrepo-Osorio, Amanda D. Stoltz, Nicole M. Herman-Mercer
2022, Journal of the American Water Resources Association (JAWRA) (58) 1531-1546
Water resources management and policy making require access to reliable scientific data. However, water managers may need to overcome various obstacles to accessing data. For example, insufficient technological infrastructures, low data literacy, and data format complexities often inhibit data user access. Thus, it is imperative to include stakeholders in the...
Tracing the sources and depositional history of mercury to coastal northeastern U.S. lakes
Vivien F. Taylor, Joshua D. Landis, Sarah E. Janssen
2022, Environmental Science: Processes and Impacts (24) 1805-1820
Mercury (Hg) deposition was reconstructed in sediment cores from lakes in two coastal U.S. National Parks: Acadia National Park (ANP) and Cape Cod National Seashore (CCNS), to fill an important spatial gap in Hg deposition records and to explore changing sources of Hg and processes affecting Hg accumulation in these...
Trace elements in olivine fingerprint the source of 2018 magmas and shed light on explosive-effusive eruption cycles at Kīlauea Volcano
Adrien Mourey, Thomas Shea, Kendra J. Lynn, Allan Lerner, Sarah Lambart, Fidel Costa, Jeffrey Oalmann, R. Lopaka Lee, Cheryl Gansecki
2022, Earth and Planetary Science Letters (595)
Understanding magma genesis and the evolution of intensive parameters (temperature, pressure, composition, degree of melting) in the mantle source of highly active volcanic systems is crucial for interpreting magma supply changes over time and recognizing cyclic behavior to anticipate future volcanic behavior. Major and trace elements in olivine are commonly used to study variations...
Variation in within-host replication kinetics among virus genotypes provides evidence of specialist and generalist infection strategies across three salmonid host species
David James Paez, Douglas G. McKenney, Maureen K. Purcell, Kerry A. Naish, Gael Kurath
2022, Virus Evolution (8)
Theory of the evolution of pathogen specialization suggests that a specialist pathogen gains high fitness in one host, but this comes with fitness loss in other hosts. By contrast, a generalist pathogen does not achieve high fitness in any host, but gains ecological fitness by exploiting different hosts, and...
Forecasting and communicating the dispersion and fallout of ash during volcanic eruptions: lessons from the September 20, 2020 eruptive pulse at Sangay volcano, Ecuador
Benjamin Bernard, Pablo Samaniego, Larry G. Mastin, Stephen Hernandez, Gerardo Pino, Jamie Kibler, Marjorie Encalada, Silvano Hidalgo, Nicole Vizuete
2022, Frontiers in Earth Science (10)
Volcanic ash is a hazard to human health and activities. Accurate and timely forecasts coupled with effective communication about the dispersion and fallout of volcanic ash during explosive events are essential to reduce impacts on local communities and limit economic losses. In this study, we present the first...
Recent climate change has driven divergent hydrological shifts in high-latitude peatlands
Hui Zhang, Minna Valiranta, Graeme T. Swindles, Marco Aquino-Lopez, Donal Mullan, Ning Tan, Matthew Amesbury, Kirill Babeshko, Kunshan Bao, Anatoly Bobrov, Viktor Chernyshov, Marissa A. Davies, Andrei-Cosmin Diaconu, Angelica Feurdean, Sarah A. Finkelstein, Michelle Garneau, Zhengtang Guo, Miriam C. Jones, Martin Kay, Eric S. Klein, Maruisz Lamentowicz, Gabriel Magnan, Katarzyna Marcisz, Natalia Mazei, Yuri Mazei, Richard Payne, Nicolas Pelletier, Sanna Piilo, Steve Pratte, Thomas P. Roland, Damir Saldaev, William Shotyk, Thomas G. Sim, Thomas J Sloan, Michal Slowinski, Julie Talbot, Liam Taylor, Andrey N. Tsyganov, Sebastian Wetterich, Wei Xing, Yan Zhao
2022, Nature Communications (13)
High-latitude peatlands are changing rapidly in response to climate change, including permafrost thaw. Here, we reconstruct hydrological conditions since the seventeenth century using testate amoeba data from 103 high-latitude peat archives. We show that 54% of the peatlands have been drying and 32% have been wetting...
Democratizing macroecology: Integrating unoccupied aerial systems with the National Ecological Observatory Network
Michael J. Koontz, Victoria Mary Scholl, Anna I Spiers, Megan E Cattau, John Adler, Joseph McGlinchy, Tristan Goulden, Brett A Melbourne, Jennifer K. Balch
2022, Ecosphere (13)
Macroecology research seeks to understand ecological phenomena with causes and consequences that accumulate, interact, and emerge across scales spanning several orders of magnitude. Broad-extent, fine-grain information (i.e., high spatial resolution data over large areas) is needed to adequately capture these cross-scale phenomena, but these data have...
Predicting physical and geomorphic habitat associated with historical lake whitefish and cisco spawning locations in Lakes Erie and Ontario
Hannah M Schaefer, Andrew Edgar Honsey, David Bunnell, Brian Weidel, Robin DeBruyne, James S. Diana, Dimitry Gorsky, Edward F. Roseman
2022, Journal of Great Lakes Research (48) 1636-1646
The Great Lakes basin was historically populated by multiple, coevolved coregonine species, but much of that diversity has been lost. In Lakes Erie and Ontario, both lake whitefish (Coregonus clupeaformis) and cisco (Coregonus artedi) occurred in high numbers before habitat degradation, overfishing, invasive species, and other factors caused significant declines. There is growing...
Sedimentary geochemistry of deepwater slope deposits in southern Lake Tanganyika (East Africa): Effects of upwelling and minor lake level oscillations
Michael M. McGlue, Geoffrey S. Ellis, McKenzie A Brannon, Jennifer C Latimer, Jeffery S Stone, Sarah J. Ivory, Neema E Mganza, Michael J. Soreghan, Christopher A. Scholz
2022, Journal of Sedimentary Research (92) 721-738
Lake Tanganyika ranks among the most valuable modern analogs for understanding depositional processes of carbonaceous sediments in ancient tropical rifts. Prior research on Lake Tanganyika has emphasized the importance of bottom-water anoxia, depositional processes (hemipelagic settling versus gravity flows), and large-scale (100s of meters) lake level change on the quality...
Interseismic lithospheric response of the southern end of the Cascadia Subduction Zone since the 1992 Cape Mendocino M 7.1 earthquake
Jessica Vermeer, Mark Hemphill-Haley
2022, Conference Paper
No abstract available....
Evaluation of Francisella orientalis ΔpdpA as a live attenuated vaccine against piscine Francisellosis in Nile tilapia
Fernanda de Alexandre Sebastiao, John Hansen, Esteban Soto
2022, Journal of Aquatic Animal Health (34) 134-139
Francisella orientalis is an important bacterial pathogen of marine and freshwater fish with worldwide distribution. Fish francisellosis is a severe subacute to chronic granulomatous disease, with high mortalities and high infectivity rates in cultured and wild fish. To date, there is no approved vaccine for this disease. In this study, we...
Eimeria albigulae (Apicomplexa: Eimeriidae): New host and distributional record from the Bryant's woodrat, Neotoma bryanti (Rodentia: Cricetidae), from California, U.S.A.
Chris T. McAllister, John A. Hnida, Robert N. Fisher
2022, Comparative Parasitology (89) 59-62
Fecal samples, collected in July 2020 and April–May 2021 from 17 Bryant's woodrats, Neotoma bryanti Merriam, from 3 sites in San Diego, Orange, and San Bernardino counties, California, were examined for coccidial parasites. Three of 8 (38%) woodrats from a single site in San Diego County were found to be passing oocysts...
NABat ML: Utilizing deep learning to enable crowdsourced development of automated, scalable solutions for documenting North American bat populations
Ali Khalighifar, Benjamin S. Gotthold, Erin Adams, Jenny K. Barnett, Laura O. Beard, Eric R. Britzke, Paul A. Burger, Kimberly Chase, Zackary Cordes, Paul M. Cryan, Emily Ferrall, Christopher T. Fill, Scott E. Gibson, G. Scott Haulton, Kathryn Irvine, Lara S. Katz, William L. Kendall, Christen A. Long, Oisin Mac Aodha, Tessa McBurney, Sarah McCarthy-Neumann, Matthew W. McKown, Joy O’Keefe, Lucy D. Patterson, Kristopher A. Pitcher, Matthew Rustand, Jordi L. Segers, Kyle Seppanen, Jeremy L. Siemers, Christian Stratton, Bethany Straw, Theodore J. Weller, Brian Reichert
2022, Journal of Applied Ecology (59) 2849-2862
Bats play crucial ecological roles and provide valuable ecosystem services, yet many populations face serious threats from various ecological disturbances. The North American Bat Monitoring Program (NABat) aims to use its technology infrastructure to assess status and trends of bat populations, while developing innovative and community-driven conservation solutions.Here, we...
System characterization report on the Amazônia-1 multispectral sensor
James C. Vrabel, Gregory L. Stensaas, Cody Anderson, Jon Christopherson, Minsu Kim, Seonkyung Park
2022, Open-File Report 2021-1030-N
Executive SummaryThis report addresses system characterization of the Instituto Nacional de Pesquisas Espaciais Amazônia-1 satellite and is part of a series of system characterization reports produced and delivered by the U.S. Geological Survey Earth Resources Observation and Science Cal/Val Center of Excellence. These reports present and detail the methodology and...
Water-quality data and trends in the Rapid Creek Basin, South Dakota, 1970–2020
Wyatt S. Tatge, Galen K. Hoogestraat, Rochelle A. Nustad
2022, Scientific Investigations Report 2022-5086
Surface-water-quality data in the Rapid Creek Basin in South Dakota were compiled to assess basic trends in the water quality of Rapid Creek. Spatial and temporal patterns in water quality were described for major ions, sediment, total suspended solids, nutrients, field measurements, bacteria, and select metals for the period of...
Mismatches in scale between highly mobile marine megafauna and marine protected areas
Melinda G. Conners, Nicholas B. Sisson, Pierre D. Agamboue, Philip W. Atkinson, Alastair M. M. Baylis, Scott R. Benson, Barbara A. Block, Steven J. Bograd, Pablo Bordino, W. D. Bowen, Paul Brickle, Ignacio M. Bruno, Victoria Gonzalez Carman, Cory D. Champagne, Daniel E. Crocker, Daniel P. Costa, Tiffany M. Dawson, Tomo Deguchi, Heidi Dewar, Philip D. Doherty, Tomoharu Eguchi, Angela Formia, Brendan J. Godley, Rachel T. Graham, Christian Gredzens, Kristen Hart, Lucy A. Hawkes, Suzanne Henderson, Robert William Henry III, Luis A. Huckstadt, Ladd M. Irvine, Sarah S. Kienle, Carey E. Kuhn, Damian Lidgard, Stephanie A. Loredo, Bruce R. Mate, Kristian Metcalfe, Jacob Nzegoue, Carmen K. Kouerey Oliwina, Rachael A. Orben, Kiyoaki Ozaki, Richard Parnell, Elizabeth P. Pike, Patrick W. Robinson, Howard C. Rosenbaum, Fumio Sato, Scott A. Shaffer, Donna J. Shaver, Samantha E. Simmons, Brian J. Smith, Guy-Philippe Sounguet, Robert M. Suryan, David R. Thompson, Megan Tierney, Dominic Tilley, Hillary S. Young, Victoria Warwick-Evans, Michael J. Weise, Randall S. Wells, Bradley P. Wilkinson, Matthew J. Witt, Sara M. Maxwell
2022, Frontiers in Marine Science (9)
Marine protected areas (MPAs), particularly large MPAs, are increasing in number and size around the globe in part to facilitate the conservation of marine megafauna under the assumption that large-scale MPAs better align with vagile life histories; however, this alignment is not well established. Using a global tracking dataset from...
Urbanization and stream ecology: Moving the bar on multidisciplinary solutions to wicked urban stream problems
Megan L. Fork, Kristina G. Hopkins, Jessica Chappell, Robert J. Hawley, Sujay S. Kaushal, Brian M. Murphy, Blanca Rios-Touma, Allison H. Roy
2022, Freshwater Science (41)
Decades of research on the effects of urbanization on stream ecology have shown that urban stream problems are inherently wicked. These problems are wicked in the sense that they are difficult to solve because information is incomplete, changing, or conflicting and because finding potential solutions often requires input from stakeholders...
Magnetotelluric investigations of the Kīlauea Volcano, Hawaii
G.M. Hoversten, Erika Gasperikova, Randall Mackie, David Myer, James P. Kauahikaua, Greg A. Newman, Nestor Cuevas
2022, Journal of Geophysical Research: Solid Earth (127)
In 2002 and 2003 a collaborative effort was undertaken between Lawrence Berkeley National Laboratory, Sandia National Laboratories, the U.S. Geological Survey (USGS) Menlo Park, the USGS Hawaiian Volcano Observatory, and Electromagnetic Instruments Inc. to study the Kīlauea volcano in Hawaii using the magnetotelluric (MT) technique. The work was motivated by...
Role of landscape features in resource selection by female Greater Prairie-chickens within a constrained environment
Jacquelyn M. Gehrt, Derek A. Moon, Shawn C. Stratton, David A. Haukos
2022, Global Ecology and Conservation (38)
Greater Prairie-chickens (Tympanuchus cupido) historically occupied 20 states within the contiguous United States; however, due to habitat degradation and loss, they are currently found in 11 states, only four of which have a stable population. Kansas supports a relatively large abundance of Greater Prairie-chickens, where the Flint Hills ecoregion historically...
GSPy: A new toolbox and data standard for Geophysical Datasets
Stephanie R. James, Nathan Leon Foks, Burke J. Minsley
2022, Frontiers in Earth Science - Environmental Informatics and Remote Sensing (10)
The diversity of geophysical methods and datatypes, as well as the isolated nature of various specialties (e.g., electromagnetic, seismic, potential fields) leads to a profusion of separate data file formats and documentation conventions. This can hinder cooperation and reduce the impact of datasets researchers have invested in heavily...
Relative sea-level change in South Florida during the past ~5000 years
Nicole S. Khan, Erica L. Ashe, Ryan P. Moyer, Andrew C. Kemp, Simon E. Engelhart, Matthew J. Brain, Lauren Toth, Amanda R. Chappel, Margaret Christie, Robert E. Kopp, Benjamin P. Horton
2022, Global and Planetary Change (216)
A paucity of detailed relative sea-level (RSL) reconstructions from low latitudes hinders efforts to understand the global, regional, and local processes that cause RSL change. We reconstruct RSL change during the past ~5 ka using cores of mangrove peat at two sites (Snipe Key and Swan...
Subsampling large-scale digital elevation models to expedite geospatial analyses in coastal regions
Kelly Ann Murphy, David G. Zawada, Kimberly K. Yates
2022, Journal of Coastal Research (38) 1236-1245
Large-area, high-resolution digital elevation models (DEMs) created from light detection and ranging (LIDAR) and/or multibeam echosounder data sets are commonly used in many scientific disciplines. These DEMs can span thousands of square kilometers, typically with a spatial resolution of 1 m or finer, and can be...
Achieving sub-nanoTesla precision in multirotor UAV aeromagnetic surveys
Geoffrey Phelps, Robert E. Bracken, John Spritzer, David S. White
2022, Journal of Applied Geophysics (206)
An uncrewed aerial vehicle (UAV) multirotor aeromagnetic system using a 5-m sling load for a magnetic sensor system is described and characterized. Four magnetic surveys with identical flight lines were completed, at two nominal altitudes of 25 and 40 m. The surveys were used to assess the repeatability of data collected...
Whole-ecosystem experiment illustrates short timescale hydrodynamic, light, and nutrient control of primary production in a terminal slough
Luke C. Loken, Steven Sadro, Leah Lenoch, Paul Stumpner, Randy A Dahlgren, Jon R. Burau, Erwin E Van Nieuwenhuyse
2022, Estuaries and Coasts (45) 2428-2449
Estuaries are among the most productive of aquatic ecosystems. Yet the collective understanding of patterns and drivers of primary production in estuaries is incomplete, in part due to complex hydrodynamics and multiple controlling factors that vary at a range of temporal and spatial scales. A whole-ecosystem experiment was conducted in...
