Flushing time variability in a short, low-inflow estuary
Mohsen Taherkhani, Sean Vitousek, Ryan K. Walter, Jennifer O’Leary, Amid P. Khodadoust
2023, Estuarine, Coastal and Shelf Science (284)
Flushing time, the time scale for exchange and mixing between embayed and oceanic waters in an estuary, plays an integral role in determining water quality and aquatic ecosystem health. Here, we investigated the spatiotemporal variability of flushing times throughout Morro Bay, a short, low-inflow estuary (LIE) on the California coast, using a calibrated...
Assessment and characterization of ephemeral stream channel stability in the Grand Valley, Colorado, 2018-22
Joel William Homan
2023, Conference Paper, Proceedings of SEDHYD 2023
The purpose of this study is to provide information regarding the stability of ephemeral streams on the north side of the Grand Valley, Colorado. The ungaged ephemeral streams in this semiarid region are of particular interest because (1) the underlying bedrock geology, Mancos Shale, is a sedimentary rock deposit that...
A numerical investigation of the mechanisms controlling salt intrusion in the Delaware Bay Estuary
Salme Ellen Cook, John C. Warner, Kendra L. Russell
2023, Estuarine, Coastal and Shelf Science (283)
Salinity intrusion in coastal systems is mainly controlled by freshwater inflows. However, extreme events like drought, low-pressure storms, and longer-term sea level rise can exacerbate the landward salt migration and threaten economic infrastructure and ecological health. Along the eastern seaboard of the United States, approximately 13 million people rely on the water...
Environmental, morphological, and molecular data reveal a new species of freshwater mussel, Strophitus howellsi, endemic to the Edwards Plateau in Texas
Chase H. Smith, Alexander H. Kiser, Nathan Johnson, Charles R. Randklev
2023, Conservation Genetics (24) 629-647
Freshwater mussels are considered the most imperiled group of organisms in North America and systematics research has played an integral role in the development and implementation of their conservation. Despite the importance of systematics in conservation planning, the evolutionary relationships between many mussel taxa remain poorly...
Implications of fire-induced evapotranspiration shifts for recharge-runoff generation and vegetation conversion in the western United States
Natalie M. Collar, Brian A. Ebel, Samuel Saxe, Ashley J. Rust, Terri S. Hogue
2023, Journal of Hydrology X (621)
Wildfire has been shown to increase, decrease, or have no detectable effect on actual evapotranspiration (ETa) fluxes in the western United States. Where disturbance-induced shifts are significant, source-water hydrology may be impacted as ETa constitutes the largest outgoing water flux in...
Named landforms of the World: A geomorphological and physiographic compilation
Charlie Frye, Roger Sayre, Alexander Murphy, Deniz Karagulle, Moira Pippi, Mark Gilbert, Jaynya Richards
2023, Annals of the AAG (113) 1762-1780
Prior to the current era of digital geomorphological mapping, global and regional-scale land surface characterization was advanced by qualitative interpretations that relied on human visualization aided by disciplinary knowledge of geophysical processes combined with extensive field study. In the early twentieth century, Fenneman proposed to devise systematic...
The composition of Io
Laszlo P. Keszthelyi, Terry-Ann Suer
2023, Book chapter, Astrophysics and Space Science Library
Io is unlike any other body in the Solar System making questions about its chemical composition especially interesting and challenging. This chapter examines the many different, but frustratingly indirect, constraints we have on the bulk composition of this restless moon. A detailed consideration of Io’s lavas...
Trends and population estimate of the threatened Buff-breasted Sandpiper Calidris subruficollis wintering in coastal grasslands of southern Brazil
Fernando A. Faria, Rafael A. Dias, Glayson A. Bencke, Leandro Bugoni, Nathan R. Senner, Juliana Bose de Almeida, Guilherme Tavares Nunes, Maycon S. S. Goncalves, James E. Lyons
2023, Bird Conservation International (33)
Information about population sizes, trends, and habitat use is key for species conservation and management. The Buff-breasted Sandpiper Calidris subruficollis (BBSA) is a long-distance migratory shorebird that breeds in the Arctic and migrates to south-eastern South America, wintering in the grasslands of southern Brazil, Uruguay, and Argentina. Most studies of Nearctic...
Survival of Common Loon chicks appears unaffected by Bald Eagle recovery in northern Minnesota
Jennyffer Cruz, Steve K. Windels, Wayne E. Thogmartin, Shawn M. Crimmins, Benjamin Zuckerberg
2023, Avian Conservation and Ecology (18)
Recovering species are not returning to the same environments or communities from which they disappeared. Conservation researchers and practitioners are thus faced with additional challenges in ensuring species resilience in these rapidly changing ecosystems. Assessing the resilience of species in these novel systems can still be guided by species’ ecology,...
Machine-learning model to delineate sub-surface agricultural drainage from satellite imagery
Fleford Santos Redoloza, Tanja N. Williamson, Alexander O. Headman, Barry J. Allred
2023, Journal of Environmental Quality (52) 907-921
Knowing subsurface drainage (tile-drain) extent is integral to understanding how landscapes respond to precipitation events and subsequent days of drying, as well as how soil characteristics and land management influence stream response. Consequently, a time series of tile-drain extent would inform one aspect of...
The use of historical data and global climate models to assess historical and future surface water and groundwater availability in the Trinity River Basin in Texas
Molly J. Milmo, Jeremy McDowell, Monica Veale Yesildirek, Glenn R. Harwell
2023, Texas Water Journal (14) 34-61
This paper describes the results of a study that was done by the USGS to assess recent (2017) water availability, forecast long-term trends in water availability, assess changes in water availability, and forecast future water availability in the Trinity River Basin in Texas. The Trinity River Basin surface water model...
Exploring the influence of input feature space on CNN-based geomorphic feature extraction from digital terrain data
Aaron E. Maxwell, William E. Odom, Charles M. Shobe, Daniel H. Doctor, Michelle S. Bester, Tobi Ore
2023, Earth and Space Science (10)
Many studies of Earth surface processes and landscape evolution rely on having accurate and extensive data sets of surficial geologic units and landforms. Automated extraction of geomorphic features using deep learning provides an objective way to consistently map landforms over large spatial extents. However, there is no consensus on the...
Evaluation of Copernicus DEM and comparison to the DEM used for Landsat collection-2 processing
Shannon Franks, Rajagopalan Rengarajan
2023, Remote Sensing (15)
Having highly accurate and reliable Digital Elevation Models (DEMs) of the Earth’s surface is critical to orthorectify Landsat imagery. Without such accuracy, pixel locations reported in the data are difficult to assure as accurate, especially in more mountainous landscapes, where the orthorectification process is the most challenging. To this...
Using seasonal climate scenarios in the ForageAhead annual forage production model for early drought impact assessment
Marketa Podebradska, Bruce K. Wylie, Michael J. Hayes, Deborah J. Bathke, Yared A. Bayissa, Stephen P. Boyte, Jesslyn F. Brown, Brian D. Wardlow
2023, Ecosphere (14)
High interannual variability of forage production in semiarid grasslands leads to uncertainties when livestock producers make decisions, such as buying additional feed, relocating animals, or using flexible stocking. Within-season predictions of annual forage production (i.e., yearly production) can provide specific boundaries for producers to...
Genetic mark–recapture analysis reveals large annual variation in pre-breeding sex ratio of greater sage-grouse
Jessica E. Shyvers, Brett L Walker, Sara J. Oyler-McCance, Jennifer A. Fike, Barry R. Noon
2023, Wildlife Biology (2023)
Sex ratio, and the extent to which it varies over time, is an important factor in the demography, management, and conservation of wildlife populations. Greater sage-grouse Centrocercus urophasianus populations in western North America are monitored using counts of males at leks in spring. Population estimates derived from...
Linking vocal behaviours to habitat structure to create behavioural landscapes
Erin C Netoskie, Kristina L. Paxton, Eben H. Paxton, Gregory P. Asner, Patrick J. Hart
2023, Animal Behaviour (201) 1-11 p.
The recent development of animal-borne sensors coupled with location data can provide insights into how individuals modify their behaviour with respect to specific habitat features. Animals can express a diverse array of behaviours as they navigate heterogenous landscapes, yet few studies have specifically evaluated the interaction of behaviours with habitat characteristics. We...
Spawning locations, movements, and potential for stock mixing of walleye in Green Bay, Lake Michigan
Lisa K. Izzo, Daniel Dembkowski, Todd Hayden, Tom Binder, Christopher Vandergoot, Steven Hogler, Michael Donofrio, Troy Zorn, Charles Krueger, Daniel A. Isermann
2023, North American Journal of Fisheries Management (43) 695-714
Effective fishery management in large systems relies on understanding how individual stocks contribute to a fishery over spatial and temporal scales. The current conceptual model for management of Walleye Sander vitreus in Green Bay designates Walleye in the northern and southern parts of the bay as distinct stocks, with little mixing between...
The Toolbox for River Velocimetry using Images from Aircraft (TRiVIA)
Carl J. Legleiter, Paul J. Kinzel
2023, River Research and Applications (39) 1457-1468
Accurate knowledge of the speed at which water moves along a river is essential for understanding ecohydraulic processes and managing natural resources. Measuring flow velocity via remote sensing can be more efficient than conventional field methods, and powerful computational techniques for inferring velocity fields from...
Linked foraging and bioenergetics modeling may inform fish parasite infection dynamics
Christina Amy Murphy, Amanda Pollock, Sherri L Johnson, Ivan Arismendi
2023, Environmental Biology of Fishes (106) 1345-1356
The parasitic copepod Salmincola californiensis infects Pacific salmon and trout (Oncorhynchus spp.) and often reaches high prevalence and intensity in reservoirs compared to stream systems. Recent research indicates that temperature plays a fundamental role in copepod development and fish susceptibility. Here, we expand a linked foraging and bioenergetics model to simulate infection risk....
Development of an integrated hydrologic flow model of the Rio San Jose Basin and surrounding areas, New Mexico
Andre B. Ritchie, Shaleene B. Chavarria, Amy E. Galanter, Allison K. Flickinger, Andrew J. Robertson, Donald S. Sweetkind
2023, Scientific Investigations Report 2023-5028
The Rio San Jose Integrated Hydrologic Model (RSJIHM) was developed to provide a tool for analyzing the hydrologic system response to historical water use and potential changes in water supplies and demands in the Rio San Jose Basin. The study area encompasses about 6,300 square miles in west-central New Mexico...
The weight of New York City: Possible contributions to subsidence from anthropogenic sources
Thomas E. Parsons, Pei-Chin Wu, Meng Wei, Steven D’Hondt
2023, Earth's Future (11)
New York City faces accelerating inundation risk from sea level rise, subsidence, and increasing storm intensity from natural and anthropogenic causes. Here we calculate a previously unquantified contribution to subsidence from the cumulative mass and downward pressure exerted by the built environment of the city. We enforce...
Aeromagnetic expression of the central Nagssugtoqidian Orogen, South-East Greenland
Benjamin J. Drenth, Bjorn H. Heincke, Thomas F. Kokfelt
2023, Precambrian Research (391)
The Paleoproterozoic Nagssugtoqidian Orogen is one of the principal tectonic features related to the assembly of Nuna, extending across Greenland from east to west and forming an orogenic belt separating the North Atlantic Craton on the south from the Rae Craton on the north. In South-East Greenland,...
The 3D Elevation Program—Supporting Washington's economy
Tom Carlson
2023, Fact Sheet 2022-3075
Washington State has a geographically diverse and spectacular landscape that is divided to the east and west by the largely volcanic mountains of the Cascade Range. Approximately 88 percent of the population lives in western Washington, mostly in urban areas. The climate is varied, with high precipitation and seasonal flooding...
Magnitude and frequency of floods on Kauaʻi, Oʻahu, Molokaʻi, Maui, and Hawaiʻi, State of Hawaiʻi, based on data through water year 2020
Jackson N. Mitchell, Daniel M. Wagner, Andrea G. Veilleux
2023, Scientific Investigations Report 2023-5014
Accurate estimates of flood magnitude and frequency are needed to (1) optimize the design and location of infrastructure, including dams, culverts, bridges, industrial buildings, and highways, and (2) inform flood-zoning and flood-insurance studies. The U.S. Geological Survey (USGS), in cooperation with the State of Hawaiʻi Department of Transportation, estimated flood...
Quantification of geodetic strain rate uncertainties and implications for seismic hazard estimates
Jeremy Maurer, Kathryn Zerbe Materna
2023, Geophysical Journal International (234) 2128-2142
Geodetic velocity data provide first-order constraints on crustal surface strain rates, which in turn are linked to seismic hazard. Estimating the 2-D surface strain tensor everywhere requires knowledge of the surface velocity field everywhere, while geodetic data such as Global Navigation Satellite System (GNSS) only have spatially scattered measurements...
