Non-native marine fishes in Florida: Updated checklist, population status and early detection/rapid response
Pamela J. Schofield, Lad Akins
2019, BioInvasions Records (8) 898-910
It has been ten years since the last comprehensive assessment of non-native marine fishes in Florida. Herein, we report sightings of 41 species from Florida coastal waters since the earliest reported sighting in 1984. Information is provided on the population status of each species (e.g., established, eradicated, unknown), and our...
Arsenic, antimony, mercury, and water temperature in streams near Stibnite mining area, central Idaho, 2011–17
Austin K. Baldwin, Alexandra B. Etheridge
2019, Scientific Investigations Report 2019-5072
Mineralization and historical mining of stibnite (antimony sulfide), tungsten, gold, silver, and mercury in the headwaters of the East Fork of the South Fork Salmon River (EFSFSR) near the former town of Stibnite in central Idaho resulted in water-quality impairments related to mercury, antimony, and arsenic. Additionally, mining-related disturbances and...
Juvenile Chinook salmon (Oncorhynchus tshawytscha) survival in Lookout Point Reservoir, Oregon, 2018
Tobias J. Kock, Russell W. Perry, Gabriel S. Hansen, Philip V. Haner, Adam C. Pope, John M. Plumb, Karen M. Cogliati, Amy C. Hansen
2019, Open-File Report 2019-1097
A field study was conducted to estimate survival of juvenile Chinook salmon (Oncorhynchus tshawytscha) in Lookout Point Reservoir, Oregon, during 2018. The study consisted of releasing three groups of genetically-marked fish into the reservoir, and sampling them monthly. Juveniles were released during April 10–13 (116,708 fish), May 15–18 (31,911 fish),...
Laboratory experiments of volcanic ash resuspension by wind
Vicken Etyemezian, Jack Gillies, Larry G. Mastin, Alice Crawford, Robert Hasson, Alexa R. Van Eaton, G. Nikolich
2019, Journal of Geophysical Research - Atmospheres (124) 9534-9560
Fresh volcanic eruption deposits tend to be loose, bare, and readily resuspended by wind. Major resuspension events in Patagonia, Iceland, and Alaska have lofted ash clouds with potential to impact aircraft, infrastructure, and downwind communities. However, poor constraints on this resuspension process limit our ability to model...
Hydrologic balance, water quality, chemical-mass balance, and geochemical modeling of hyperalkaline ponds at Big Marsh, Chicago, Illinois, 2016–17
Amy M. Gahala, Robert R. Seal, II, Nadine M. Piatak
2019, Scientific Investigations Report 2019-5078
Hyperalkaline (pH greater than 12) ponds and groundwater exist at Big Marsh near Lake Calumet, Chicago, Illinois, a site used by the steel industry during the mid-1900s to deposit steel- and iron-making waste, in particular, slag. The hyperalkaline ponds may pose a hazard to human health and the environment. The...
Development and evaluation of a record extension technique for estimating discharge at selected stream sites in New Hampshire
Scott A. Olson, Abraham J. Meyerhofer
2019, Scientific Investigations Report 2019-5066
Daily mean discharges are needed for rivers in New Hampshire for the management of instream flows. It is impractical, however, to continuously gage all streams in New Hampshire, and at many sites where information is needed, the discharge data required do not exist. For such sites, techniques for estimating discharge...
Santa Rosa's past and future earthquakes
Suzanne Hecker, Darcy K. McPhee, Victoria E. Langenheim, Janet T. Watt
2019, Fact Sheet 2019-3035
Santa Rosa is no stranger to earthquakes. This northern California city was damaged several times in the late 19th and early 20th centuries by shaking from earthquakes, culminating in the devastating earthquake of 1906, whose rupture passed 20 miles to the west of the city on the San Andreas Fault....
A food web modeling assessment of Asian Carp impacts in the Middle and Upper Mississippi River, USA
Nicholas W. Kramer, Quinton E. Phelps, Clay Pierce, Michael E. Colvin
2019, Food Webs (21)
The invasion of non-native fishes has caused a great detriment to many of our native fishes. Since the introduction of invasive carps, such as Silver, Bighead, Common and Grass Carp, managers and researcher have been struggling to remove these species while also hypothesizing the detriment of further invasion. This study developed...
Invertebrate prey contributions to juvenile Coho Salmon diet from riparian habitats along three Alaska streams: Implications for environmental change
Jess Grunblatt, Benjamin E. Meyer, Mark S. Wipfli
2019, Journal of Freshwater Ecology (34) 617-631
Stream fish rely on a mix of terrestrial and aquatic prey sources. While the importance of terrestrial invertebrates as a food source for stream fish is well documented, the role of aquatic insects that emerge from the stream as winged adult insects (aquatic winged adults) and return to the stream...
Flood-inundation maps for a 23-mile reach of the Medina River at Bandera, Texas, 2018
Namjeong Choi, Frank L. Engel
2019, Scientific Investigations Report 2019-5067
In 2018, the U.S. Geological Survey (USGS), in cooperation with the Bandera County River Authority and Groundwater District and the Texas Water Development Board, studied floods through the period of record to create a library of flood-inundation maps for the Medina River at Bandera, Texas. Digital flood-inundation maps for a...
Flood warning toolset for the Medina River in Bandera County, Texas
Frank L. Engel, Namjeong Choi
2019, Fact Sheet 2019-3043
OverviewFloods are the most common natural disaster in the United States. The Medina River in Bandera County, Texas, is in the Edwards Plateau, where high-intensity rain rates and steep terrain frequently contribute to severe flash flooding capable of causing loss of life and property. For example, the July...
Evaluating k-nearest neighbor (kNN) imputation models for species-level aboveground forest biomass mapping in northeast China
Yuanyuan Fu, Hong S He, Todd Hawbaker, Paul D. Henne, Zhiliang Zhu, David R. Larsen
2019, Remote Sensing (17) 1-20
Quantifying spatially explicit or pixel-level aboveground forest biomass (AFB) across large regions is critical for measuring forest carbon sequestration capacity, assessing forest carbon balance, and revealing changes in the structure and function of forest ecosystems. When AFB is measured at the species level using widely available remote sensing data, regional...
Acoustic tag retention rate varies between juvenile green and hawksbill sea turtles
Thomas Selby, Brian Smith, Michael Cherkiss, Andrew Crowder, Zandy Hillis-Starr, Clayton Pollock, Kristen Hart
2019, Animal Biotelemetry (7)
Background Biotelemetry has become a key tool for studying marine animals in the last decade, and a wide range of electronic tags are now available for answering a range of research questions. However, comparatively, less attention has been given to attachment methods for these tags and the implications of tag retention...
One hundred and sixty years of Grand Canyon geological mapping
Karl Karlstrom, Laura Crossey, Peter W. Huntoon, George Billingsley, Michael Timmons, Ryan S. Crow
2019, Journal of Arizona History (60) 655-674
No abstract available. ...
Strategic conservation for lesser prairie-chickens among landscapes of varying anthropogenic influence
Daniel S. Sullins, David A. Haukos, Joseph M. Lautenbach, Jonathan Lautenbach, Samantha G. Robinson, Mindy B. Rice, Brett K. Sandercock, John D. Kraft, Reid T. Plumb, Jonathan H. Reitz, J. M. Shawn Hutchinson, Christian A. Hagen
2019, Biological Conservation (238)
For millennia grasslands have provided a myriad of ecosystem services and have been coupled with human resource use. The loss of 46% of grasslands worldwide necessitates the need for conservation that is spatially, temporally, and socioeconomically strategic. In the Southern Great Plains of the United States, conversion of native grasslands...
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...
