Evaluation of sensors for continuous monitoring of harmful algal blooms in the Finger Lakes region, New York, 2019 and 2020
Brett D. Johnston, Kaitlyn M. Finkelstein, Sabina R. Gifford, Michael D.W. Stouder, Elizabeth A. Nystrom, Philip Savoy, Joshua J. Rosen, Matthew B. Jennings
2024, Scientific Investigations Report 2024-5010
In response to the increasing frequency of cyanobacterial harmful algal blooms (CyanoHABs) in the Finger Lakes region of New York State, a pilot study by the U.S. Geological Survey, in collaboration with the New York State Department of Environmental Conservation, was conducted to enhance CyanoHAB monitoring and understanding. High-frequency sensors...
The Metzger marsh restoration: A vegetation-centric look after 27 years
Douglas A. Wilcox, Kurt P. Kowalski, Alexandra A Bozimowski
2024, Journal of Great Lakes Research (50)
We investigated wetland vegetation before, during, and after dike construction at the Metzger Marsh project in western Lake Erie, which was designed to restore a 300-ha wetland that had been degraded following the loss of a protective barrier beach. A dike was constructed in 1995 to replace the function of...
Pre-existing ground cracks as lava flow pathways at Kīlauea in 2014
Tim R. Orr, Edward W. Llewellin, Kyle R. Anderson, Matthew R. Patrick
2024, Bulletin of Volcanology (86)
In 2014, the Pāhoa lava flow at Kīlauea, on the Island of Hawaiʻi (USA), entered a string of pre-existing meter-width ground cracks in the volcano’s East Rift Zone. The ground cracks transported lava below the surface in a direction discordant to the slope of the landscape....
Controls on in-stream nitrogen loss in western Lake Erie tributaries
Rebecca M. Kreiling, Lynn A. Bartsch, Patrik Mathis Perner, Kenna Jean Breckner, Tanja N. Williamson, James M. Hood, Nathan F. Manning, Laura T. Johnson
2024, Journal of Great Lakes Research (50)
Management efforts to reduce cyanobacterial harmful algal blooms (cHABs) in the Great Lakes have focused on decreasing tributary inputs of phosphorus (P). Recent research has indicated that reduction of both P and nitrogen (N) can lessen cHABs severity. Microbially mediated N cycling in streambed sediment may reduce N riverine loads,...
Relation between the relative abundance and collapse of Aphanizomenon flos-aquae and microbial antagonism in Upper Klamath Lake, Oregon
Jennifer C. Underwood, Natalie Celeste Hall, Adam Mumford, Ronald W. Harvey, Paul Anthony Bliznik, Kaitlyn Michelle Jeanis
2024, FEMS Microbiology Ecology (100)
Aphanizomenon flos-aquae (AFA) is the dominant filamentous cyanobacterium that develops into blooms in Upper Klamath Lake, Oregon each year. During AFA bloom and collapse, ecosystem conditions for endangered Lost River and shortnose suckers deteriorate, thus motivating the need to identify processes that limit AFA abundance and decline. Here we investigate...
Establishment of terrestrial mammals on former reservoir beds following large dam removal on the Elwha River, Washington, USA
Rebecca McCaffery, Sara Cendejas-Zarelli, Katy R Goodwin, Patricia J. Happe, Kurt Jenkins, Kimberly A. Sager-Fradkin
2024, Frontiers in Ecology and Evolution (12)
Terrestrial wildlife species are important yet often overlooked taxa in the recovery of ecosystems following dam removal. Their presence can shape ecosystem recovery, signal restoration of ecosystem function, and influence food web dynamics and nutrient transfer. We used camera traps to examine seasonal use of two former reservoir beds...
A conceptual site model of contaminant transport pathways from the Bremerton Naval Complex to Sinclair Inlet, Washington, 2011–21
Kathleen E. Conn, Sarah E. Janssen, Chad C. Opatz, Valerie A.L. Bright
2024, Scientific Investigations Report 2024-5011
Historical activities on the Bremerton Naval Complex (BNC) in Puget Sound, Washington, have resulted in Sinclair Inlet sediments with elevated concentrations of contaminants, including organic contaminants such as polychlorinated biphenyls and trace elements including mercury. Six U.S. Geological Survey–U.S. Navy datasets have been collected since the last major assessment, in...
At-a-Glance—Summary of the 2023 U.S. Geological Survey Cooperative Research Units Program Year-in-Review
Caroline E. Murphy, Elise R. Irwin, Dawn E. Childs, Donald E. Dennerline, Jonathan R. Mawdsley
2024, Fact Sheet 2024-3006
IntroductionEstablished in 1935, the U.S. Geological Survey (USGS) Cooperative Fish and Wildlife Research Units (CRU) program is a unique partnership among the USGS, State Fish and Wildlife agencies, host universities, the Wildlife Management Institute (WMI), and the U.S. Fish and Wildlife Service (FWS). As of 2023, there are 43 CRUs...
Novel data in recreation monitoring—Summary proceedings from interagency workshops in 2019 and 2023
Emily J. Wilkins, Christian S.L. Crowley, Eric A. White, Spencer A. Wood, Rudy Schuster
2024, Scientific Investigations Report 2024-5013
Two interagency workshops were held in 2019 and 2023 in Fort Collins, Colorado, to discuss the use of novel data in recreation monitoring. During the workshops, the phrase “novel data in recreation monitoring” was primarily used to refer to data from social media, mobile device applications, and other online secondary...
Evaluation of groundwater resources in the Upper White River Basin within Mount Rainier National Park, Washington State, 2020
Leland T. Fuhrig, Andrew J. Long, Alexander O. Headman
2024, Scientific Investigations Report 2024-5015
The U.S. Geological Survey (USGS), in cooperation with the National Park Service, investigated groundwater gains and losses on the upper White River within Mount Rainier National Park in Washington. This investigation was conducted using stream discharge measurements at 14 locations within 7 reaches over a 6.5-mile river length from near...
Linking temperature sensitivity of mangrove communities, populations and individuals across a tropical-temperate transitional zone
Yiyang Kang, David A. Kaplan, Michael Osland
2024, Journal of Ecology (112) 1256-1274
Climate change is reshaping coastal wetlands worldwide, driving ecosystem shifts like mangrove poleward expansion into saltmarshes in tropical-temperate transitional zones. Though warming is recognized as the primary driver, a lack of detailed field studies limits our ability to predict mangrove responses to rapid climate warming.Here, we characterized how mangroves...
Noise constraints on global body‐wave measurement thresholds
Adam T. Ringler, David C. Wilson, Paul S. Earle, William L. Yeck, David B. Mason, Justin T. Wilgus
2024, Bulletin of the Seismological Society of America (114) 1765-1776
Intermediate sized earthquakes (≈M4–6.5) are often measured using the teleseismic body‐wave magnitude (𝑚b). 𝑚b measurements are especially critical at the lower end of this range when teleseismic waveform modeling techniques (i.e., moment tensor analysis) are difficult. The U.S. Geological Survey National Earthquake Information Center (NEIC) determines the location...
Limited evidence of late Quaternary tectonic surface deformation in the eastern Tennessee seismic zone, USA
Jessica Ann Thompson Jobe, Richard W. Briggs, Ryan D. Gold, Laurel Bauer, Camille Collett
2024, Bulletin of the Seismological Society of America (114) 1920-1940
The ~300-km-long eastern Tennessee seismic zone (ETSZ), USA, is the second-most seismically active region east of the Rocky Mountains. Seismicity generally occurs below the Paleozoic fold-and-thrust belt within the Mesoproterozoic basement, at depths of 5–26 km, and earthquake magnitudes during the instrumental record have been moment magnitude (Mw)≤4.8. Evidence of...
Fair graph learning using constraint-aware priority adjustment and graph masking in river networks
Erhu He, Yiqun Xie, Alexander Y. Sun, Jacob Aaron Zwart, Jie Yang, Zhenong Jin, Yang Wang, Hassan Ali Karimi, Xiaowei Jia
2024, Proceedings of the AAAI Conference on Artificial Intelligence (38) 22087-22095
Accurate prediction of water quality and quantity is crucial for sustainable development and human well-being. However, existing data-driven methods often suffer from spatial biases in model performance due to heterogeneous data, limited observations, and noisy sensor data. To overcome these challenges, we propose Fair-Graph, a novel graph-based recurrent neural network...
Association of water arsenic with incident diabetes in U.S. adults: The Multi-Ethnic Study of Atherosclerosis and The Strong Heart Study
Maya Spaur, Marta Galvez-Fernandez, Qixuan Chen, Melissa A. Lombard, Benjamin Bostick, Pam Factor-Litvak, Amanda Fretts, Steven Shea, Ana Navas-Acien, Anne E Nigra
2024, Diabetes Care (47) 1143-1151
OBJECTIVEWe examined the association of arsenic in federally regulated community water systems (CWSs) and unregulated private wells with type 2 diabetes (T2D) incidence in the Strong Heart Family Study (SHFS), a prospective study of American Indian communities, and the Multi-Ethnic Study of Atherosclerosis (MESA), a prospective study of...
Plant-derived products selectively suppress growth of the harmful alga Prymnesium parvum
Mousumi A. Mary, Shisbeth Tabora-Sarmiento, Sarah Nash, Gregory D. Mayer, Jordan Crago, Reynaldo Patino
2024, Water (16)
Prymnesium parvum is a harmful alga found in brackish waters worldwide whose toxins can be lethal to aquatic organisms. Established field methods to control blooms of this species, however, are unavailable. Earlier studies showed that various extracts of giant reed (Arundo donax) can suppress P. parvum growth and that ellipticine,...
Exploring and integrating differences in niche characteristics across regional and global scales to better understand plant invasions in Hawaiʻi
Lucas Fortini, Lauren R. Kaiser, Curtis Daehler, James D. Jacobi, Monica Dimson, Thomas W Gillespie
2024, Biological Invasions (26) 1827-1843
The spread of ecosystem modifying invasive plant (EMIP) species is one of the largest threats to native ecosystems in Hawaiʻi. However, differences in niche characteristics between Hawaiʻi’s isolated insular environment and the wider global distribution of these species have not been carefully examined. We used species distribution modeling (SDM) methods...
7.10 - Beneficiaries, equity, and trade-offs in estuarine and coastal ecosystem services
Katie K. Arkema, Samantha K. Cunningham, Jade M.S. Delevaux, Celina Balderas Guzmán, Sarah Klain, Joleah B. Lamb, Laura K. Nelson, Steven B. Scyphers, Heidi Stewart, Ariana Eileen Sutton-Grier
2024, Book chapter, Treatise on estuarine and coastal science (second edition), volume 7: Management, governance and socio-economics
Estuarine and coastal ecosystems support human populations in myriad ways. Traditionally, researchers have focused on the biophysical processes that underlie these benefits and their economic values. In the decade since the 1st Treatise, the literature on cultural ecosystem services, human health benefits, and the equitable distribution of societal benefits and...
Greater sage-grouse habitat of Nevada and northeastern California—Integrating space use, habitat selection, and survival indices to guide areas for habitat management
Megan C. Milligan, Peter S. Coates, Shawn T. O’Neil, Brianne E. Brussee, Michael P. Chenaille, Derek Friend, Kathleen Steele, Justin R. Small, Timothy S. Bowden, Arlene D. Kosic, Katherine Miller
2024, Open-File Report 2024-1018
Executive SummaryGreater sage-grouse populations (Centrocercus urophasianus; hereafter sage-grouse) are threatened by a suite of disturbances and anthropogenic factors that have contributed to a net loss of sagebrush-dominant shrub cover in recent decades. Declines in sage-grouse populations are largely linked to habitat loss across their range. A key component of conservation...
The relative contributions of habitat area, configuration, and vegetative diversity on snake and lizard presence in agricultural landscapes
Matthew D. Stephenson, Lisa A. Schulte, Robert W. Klaver
2024, Conservation Science and Practice (6)
Nearly one in five reptile species is at risk of extinction. Changes in habitat area, its configuration, and vegetation diversity could affect habitat use, but their relative importance is understudied. We assessed how these factors affected reptile presence in agricultural landscapes figure in Iowa, United States, using 695 cover boards...
Reduced freshwater mussel juvenile production as a result of agricultural and urban contaminant mixture exposures
Molly Anne Richard, Sarah M. Elliott, Stephanie L. Hummel, D.A. Woolnough, Lacey D. Rzodkiewicz, Stephanie Gill, Justin Rappold, Mandy Annis
2024, Environmental Toxicology and Chemistry (43) 1112-1125
Freshwater mussels provide invaluable ecological services but are threatened by habitat alteration, poor water quality, invasive species, climate change, and contaminants, including contaminants of emerging concern (CECs). Contaminants of emerging concerns are well documented in aquatic environments, including the Great Lakes Basin, but limited information is available on how environmentally...
The role of sediment ingestion in exposing bottom-feeding fish to chemical elements
W. Nelson Beyer, Alfred E. Pinkney
2024, Environmental Toxicology and Chemistry (43) 1036-1046
Digesta were collected from the intestines of seven species of bottom-feeding fish to better understand the role of incidental ingestion of sediment in exposing fish to inorganic contaminants. A composite sediment tracer variable, based on concentrations of Co, Cr, Ni, Ti, V, and Y in digesta and in sediment, was...
Environmental disturbances and restoration of salt marshes
Judith Weis, Lisamarie Windham-Myers
2024, Book chapter
Salt and brackish marshes (hereafter salt marshes) are the dominant coastal wetland in temperate and boreal intertidal settings. Human-enhanced disturbances threaten their persistence and functionality, with consequences to many ecosystem services. Restoration potentials are very site specific, varying by degree of disturbance and target goals. Global changes in climate and...
Seismic attenuation and stress on the San Andreas Fault at Parkfield: Are we critical yet?
Luca Malagnini, Robert M. Nadeau, Thomas E. Parsons
2024, Frontiers in Earth Science (12)
The Parkfield transitional segment of the San Andreas Fault (SAF) is characterized by the production of frequent quasi-periodical M6 events that break the very same asperity. The last Parkfield mainshock occurred on 28 September 2004, 38 years after the 1966 earthquake, and after the segment showed a ∼22 years average...
Differences in life history patterns of American shad, Alosa sapidissima, populations between ancestral, Atlantic coast, and non-native, Pacific coast rivers of North America
Thomas P. Quinn, Lisa Wetzel, Daniel J. Hasselman, Kimberly Larsen
2024, Canadian Journal of Fisheries and Aquatic Sciences (81) 862-878
Organisms naturalized outside their native range can reveal new life history patterns in new environments. Here, we compare life history patterns of American shad, Alosa sapidissima, from five rivers along the U.S. Pacific coast (introduced range) with contemporary data from the Atlantic coast source populations. The Pacific coast fish...
