Summary of oceanographic and water-quality measurements offshore of Matanzas Inlet, Florida, 2018
Marinna A. Martini, Ellyn Montgomery, Steven E. Suttles, John C. Warner
2021, Open-File Report 2021-1014
U.S. Geological Survey (USGS) scientists and technical staff deployed instrumented underwater platforms and buoys to collect oceanographic and atmospheric data at two sites near Matanzas Inlet, Florida, on January 24, 2018, and recovered them on April 13, 2018. Matanzas Inlet is a natural, unmaintained inlet on the Florida Atlantic coast...
Characterization of factors affecting groundwater levels in and near the former Lake Traverse Indian Reservation, South Dakota, water years 1956–2017
Kristen J. Valseth, Daniel G. Driscoll
2021, Scientific Investigations Report 2020-5151
The U.S. Geological Survey (USGS), in cooperation with the Sisseton Wahpeton Oyate, completed a study to characterize water-level fluctuations in observation wells relative to driving factors that affect water levels in and near the historical 1867 boundary of the Lake Traverse Indian Reservation. The study investigated concerns regarding potential effects...
Use of an artificial stream to monitor avoidance behavior of larval sea lamprey in response to TFM and niclosamide
Nicholas Schloesser, Michael A. Boogaard, Todd Johnson, Courtney Kirkeeng, Justin Schueller, Richard A. Erickson
2021, Journal of Great Lakes Research (47) 1192-1199
The lampricide 3-trifluoromethyl-4-nitrophenol (TFM) has been used in liquid form to control larval sea lamprey (Petromyzon marinus) in Great Lakes tributaries since the late 1950s. In the 1980s a dissolvable TFM bar was developed as a supplemental tool for application to small tributaries as a deterrent to larvae seeking water...
Prototyping a methodology for long-term (1680-2100) historical-to-future landscape modeling for the conterminous United States
Jordan Dornbierer, Steve Wika, Charles Robison, Gregory Rouze, Terry L. Sohl
2021, Land (10)
Land system change has been identified as one of four major Earth system processes where change has passed a destabilizing threshold. A historical record of landscape change is required to understand the impacts change has had on human and natural systems, while scenarios of future landscape change are required to...
Incorporating climate change in a harvest risk assessment for polar bears Ursus maritimus in Southern Hudson Bay
Eric V. Regehr, Markus Dyck, Samuel A. Iverson, David S. Lee, Nicholas J Lunn, Joseph M Northrup, Marie-Claude Richer, Guillaume Szor, Michael C. Runge
2021, Biological Conservation (258)
Arctic marine mammals are harvested by Indigenous people for subsistence and are socially and culturally important. For ice-dependent species like the polar bear Ursus maritimus, management and conservation require understanding interactions between harvest and sea-ice loss due to climate change. We developed a demographic...
The 2008-2010 subsidence of Dallol volcano on the 2 spreading Erta Ale ridge: InSAR observations and source models
Maurizio Battaglia, Carolina Paglia, Stefano Meuti
2021, Remote Sensing (13)
In this work, we study the subsidence of Dallol, an explosive crater and hydrothermal area along the spreading Erta Ale ridge of Afar (Ethiopia). No volcanic products exist at the surface. However, a diking episode in 2004, accompanied by dike-induced faulting, indicates that Dallol is an active...
Flood of June 30–July 1, 2018, in the Fourmile Creek Basin, near Ankeny, Iowa
Padraic S. O’Shea, Jared C. Vegrzyn, Kimberlee K. Barnes
2021, Open-File Report 2021-1044
Major flooding occurred June 30–July 1, 2018, in the Fourmile Creek Basin in central Iowa after thunderstorm activity over the region. The largest recorded 24-hour precipitation total at a National Oceanic and Atmospheric Administration weather station was 8.72 inches in Ankeny, Iowa, and 7.54 inches in Des Moines, Iowa. A...
American crocodiles (Crocodylus acutus) as restoration bioindicators in the Florida Everglades
Venetia S. Briggs-Gonzalez, Mathieu Basille, Michael Cherkiss, Frank J. Mazzotti
2021, PLoS ONE (16)
The federally threatened American crocodile (Crocodylus acutus) is a flagship species and ecological indicator of hydrologic restoration in the Florida Everglades. We conducted a long-term capture-recapture study on the South Florida population of American crocodiles from 1978 to 2015 to evaluate the effects of restoration efforts...
Forest evapotranspiration dynamics over a fragmented forest landscape under drought in southwestern Amazonia
Izaya Numata, Kul Bikram Khand, Jeppe Kjaersgaard, Mark A. Cochrane, Sonaira S. Silva
2021, Agricultural and Forest Meteorology (306)
Ongoing climate change and human conversion of forests to other land uses alter regional evapotranspiration dynamics and, consequently, impact associated hydrological systems in Amazonia. We studied the effects of drought and fragmentation on forest evapotranspiration using the surface energy balance-based model METRIC (Mapping Evapotranspiration at high Resolution with Internalized...
Dissolved Fe supply to the central Gulf of Alaska is inferred to be derived from Alaskan glacial dust that is not resolved by dust transport models
John Crusius
2021, JGR-Biogeosciences (126)
Re-examination of previously published dissolved iron time-series data from Ocean Station Papa in the central Gulf of Alaska (GoA) reveals 33-70% increases in the dissolved iron inventories occurring between September and February of successive years, implying a source of Fe to this region during autumn or early winter. Because I...
Dynamics of endangered sucker populations in Clear Lake Reservoir, California
David A. Hewitt, Brian S. Hayes, Alta C. Harris, Eric C. Janney, Caylen M. Kelsey, Russell W. Perry, Summer M. Burdick
2021, Open-File Report 2021-1043
Executive SummaryIn collaboration with the Bureau of Reclamation, the U.S. Geological Survey began a consistent monitoring program for endangered Lost River suckers (Deltistes luxatus) and shortnose suckers (Chasmistes brevirostris) in Clear Lake Reservoir, California, in fall 2004. The program was intended to improve understanding of the Clear Lake Reservoir...
Sediment characteristics of northwestern Wisconsin’s Nemadji River, 1973–2016
Faith A. Fitzpatrick
2021, Open-File Report 2021-1003
In 2015–16, a comparison study of stream sediment collection techniques was done for a U.S. Geological Survey streamgage on the Nemadji River near South Superior, Wisconsin (U.S. Geological Survey station number 04024430) to provide an adjustment factor for comparing suspended-sediment rating curves for two historical periods 1973–86 and 2006–16. During...
Investigation of otolith microstructure and composition for identification of rearing strategies and associated Baker Lake sockeye salmon (Oncorhynchus nerka) smolt production, Washington, 2016–17
Kimberly A. Larsen, Lisa A. Wetzel, Karl D. Stenberg, Angie M. Lind-Null
2021, Open-File Report 2021-1032
Baker River (Washington, USA) sockeye salmon (Oncorhynchus nerka) are a recovering Puget Sound stock that are aided by trap-and-haul and hatchery programs to mitigate for the presence of a high head dam. The relative contribution of hatchery and natural adults to overall production of smolts and recruits is unknown....
A new remote sensing-based Carbon Sequestration Potential Index (CSPI): A tool to support land carbon management
Adrian Pascual, Christian P. Giardina, Paul Selmants, Leah J Laramee, Gregory P. Asner
2021, Forest Ecology and Management (494)
Integrating remote sensing into assessments of carbon stocks and fluxes has advanced our understanding of how global change affects landscapes and our capacity to support decision making about forest management. However, there remains a lack of detailed and actionable analyses conducted across widely ranging environmental conditions that are appropriate for...
Rupture passing probabilities at fault bends and steps, with application to rupture length probabilities for earthquake early warning
Glenn Biasi, Steven G. Wesnousky
2021, Bulletin of the Seismological Society of America (111) 2235-2247
Earthquake early warning (EEW) systems can quickly identify the beginning of a significant earthquake rupture, but the first seconds of seismic data have not been found to predict the final rupture length. We present two approaches for estimating probabilities of rupture length given the rupture initiation from an EEW system....
Rediscovery and genetic confirmation of the Threeridge Mussel, Amblema plicata (Say, 1817) (Bivalvia, Unionidae), in the Choctawhatchee River, Florida, USA
Lauren N. Patterson, Susan R. Geda, Nathan A. Johnson
2021, Check List (17) 783-790
Recent freshwater mussel research has resulted in rediscovery of several species presumed extinct. We report the rediscovery of Amblema plicata (Say, 1817) in 2019 from the Choctawhatchee River, Florida, USA. Amblema plicata has not been reported in the Choctawhatchee river basin since 1958, more than 61 years ago. This species was collected during the...
Identifying chemicals and mixtures of potential biological concern detected in passive samplers from Great Lakes tributaries using high-throughput data and biological pathways
David A. Alvarez, Steven R. Corsi, Laura A. DeCicco, Daniel L. Villeneuve, Austin K. Baldwin
2021, Environmental Toxicology and Chemistry (40) 2165-2182
Waterborne contaminants were monitored in 69 tributaries of the Laurentian Great Lakes in 2010 and 2014 using semipermeable membrane devices (SPMDs) and polar organic chemical integrative samplers (POCIS). A risk-based screening approach was used to prioritize chemicals and chemical mixtures, identify sites at greatest risk for...
Wave-driven flood-forecasting on reef-lined coasts early warning system (WaveFoRCE)
William Skirving, Curt D. Storlazzi, Emily A Smail
2021, Newsletter, Environment Coastal & Offshore (ECO)
Increasing the resilience of coastal communities while decreasing the risk to them are key to the continued inhabitance and sustainability of these areas. Low-lying coral reef-lined islands are experiencing storm wave-driven flood events that currently strike with little to no warning. These events are occurring more frequently and with increasing...
Pilot-scale expanded assessment of inorganic and organic tapwater exposures and predicted effects in Puerto Rico, USA
Paul M. Bradley, Ingrid Y. Padilla, Kristin M. Romanok, Kelly Smalling, Michael J. Focazio, Sara E. Breitmeyer, Mary C. Cardon, Justin M. Conley, Nicola Evans, Carrie E. Givens, James L. Gray, L. Earl Gray, Phillip C. Hartig, Michelle L. Hladik, Christopher P. Higgins, Luke R. Iwanowicz, Rachael F. Lane, Keith A. Loftin, R. Blaine McCleskey, Carrie A. McDonough, Elizabeth Medlock-Kakaley, Shannon M. Meppelink, Christopher P. Weis, Vickie S. Wilson
2021, Environment International (788)
A pilot-scale expanded target assessment of mixtures of inorganic and organic contaminants in point-of-consumption drinking water (tapwater, TW) was conducted in Puerto Rico (PR) to continue to inform TW exposures and corresponding estimations of cumulative human-health risks across the US. In August 2018, a spatial synoptic pilot assessment of than...
Molluscan aminostratigraphy of the US Mid-Atlantic Quaternary coastal system: Implications for onshore-offshore correlation, paleochannel and barrier island evolution, and local late Quaternary sea-level history
John Wehmiller, Laura L. Brothers, Kelvin Ramsey, David S. Foster, C.R. Mattheus, Christopher Hein, Justin L. Shawler
2021, Quaternary Geochronology (66)
The Quaternary record of the US Mid-Atlantic coastal system includes onshore emergent late Pleistocene shoreline deposits, offshore inner shelf and barrier island units, and paleovalleys formed during multiple glacial stage sea-level lowstands. The geochronology of this coastal system is based on uranium series, radiocarbon, amino acid racemization (AAR), and optically...
Quantifying eruptive and background seismicity, deformation, degassing, and thermal emissions at volcanoes in the United States during 1978–2020
Kevin Reath, Matthew Pritchard, Diana C. Roman, Taryn Lopez, Simon A Carn, Tobias P. Fischer, Zhong Lu, Michael Poland, R. Greg Vaughan, Rick Wessels, L. L. Wike, H. K. Tran
2021, Journal of Geophysical Research (126)
An important aspect of volcanic hazard assessment is determination of the level and character of background activity at a volcano so that deviations from background (called unrest) can be identified. Here, we compile the instrumentally recorded eruptive and noneruptive activity for 161 US volcanoes between 1978 and...
Northern Madtom use of artificial reefs in the St. Clair–Detroit River System
Jennifer Johnson, Justin A. Chiotti, Andrew S Briggs, James C. Boase, Jan-Michael Hessenauer, Edward F. Roseman
2021, North American Journal of Fisheries Management (41) S42-S53
The St. Clair and Detroit rivers historically supported abundant fish populations. However, like many river systems, these rivers have been greatly altered through the creation of navigation channels and other anthropogenic disturbances, resulting in the loss of fish and wildlife habitat and declines in native fish populations. To ameliorate this...
Aeolian sediments in paleowetland deposits of the Las Vegas Formation
Harland L. Goldstein, Kathleen B. Springer, Jeffrey S. Pigati, Marith C. Reheis, Gary L. Skipp
2021, Quaternary Research (104) 1-13
The Las Vegas Formation (LVF) is a well-characterized sequence of groundwater discharge (GWD) deposits exposed in and around the Las Vegas Valley in southern Nevada. Nearly monolithologic bedrock surrounds the valley, which provides an excellent opportunity to test the hypothesis that GWD deposits include an aeolian component....
Coral reef resilience differs among islands within the Gulf of Mannar, southeast India, following successive coral bleaching events
K Diraviya Raj, Greta S. Aeby, G.M. Mathews, Gareth J Williams, Jamie M. Caldwell, R L Laju, M Selva Bharath, P Dinesh Kumar, A Arasamuthu, N Gladwin Gnana Asir, Lisa M. Wedding, Andrew Daview, Monica Mei Jeen Moritsch, J K Patterson Edward
2021, Coral Reefs (40) 1029-1044
We used a 12-yr data set of benthic cover (2005–2017), spanning two bleaching events, to assess changes in benthic cover and coral community composition along 21 islands within Gulf of Mannar (GoM), southeast India. Overall, between 2005 and 2017 reefs had a simultaneous decrease in relative...
Quantifying slopes as a driver of forest to marsh conversion using geospatial techniques: Application to Chesapeake Bay coastal-plain, USA
Grace Damore Molino, Zafer Defne, Alfredo Aretxabaleta, Neil K. Ganju, Joel A. Carr
2021, Frontiers in Environmental Science (9)
Coastal salt marshes, which provide valuable ecosystem services such as flood mitigation and carbon sequestration, are threatened by rising sea level. In response, these ecosystems migrate landward, converting available upland into salt marsh. In the coastal-plain surrounding Chesapeake Bay, United States, conversion of coastal forest to salt marsh...
