Mode and provenance of sediment deposition on a transgressive marsh
Christopher G. Smith, Alisha M. Ellis, Kathryn Smith
2023, Conference Paper, The proceedings of the coastal sediments 2023
In this study, we use foraminifera as environmental indicators to aid in computing the historical volumetric inputs of estuarine sediments to adjacent marsh. These data can help assess the importance of estuarine sediment inputs to marsh accretion. The Grand Bay system (GBS), located on the southern coast of Alabama and...
Observations and morphodynamic modeling of decadal-scale morphologic change in estuaries under sea level rise
Bruce E. Jaffe, Hesham Elmilady, Mick Van der Wegen, Theresa A. Fregoso
2023, Conference Paper, The proceedings of the coastal sediments 2023
Sea level rise is expected to affect coastal areas all around the world, including the estuarine environment. New bathymetry collected in 2014 provided a unique opportunity to test the modeling of Elmilady et al. (2019), who presented a morphodynamic DELFT3D model of San Pablo Bay, California, that included detailed tidal...
An assessment of Kootenai River channel migration and riparian habitat encroachment
Taylor Dudunake, Megan Kearney Kenworthy, Matthew Daniels
2023, Conference Paper
The lower reach of the Kootenai River in northern Idaho is dominated by large and actively migrating meander bends. Flow conditions, altered by both upstream flow reductions and by downstream backwater effects, are believed to be important geomorphological drivers throughout the reach. For example, Trout Creek Peninsula, located in an...
Examining terrestrial and subterranean sediment sources and transport processes in an urban sewershed with an entirely buried stream network, Washington, D.C., United States
Zachary Clifton, Allen C. Gellis, Leah Ellen Staub, Matthew Joseph Cashman, Christopher H. Conaway, Cecilia Lane, David Pilat
2023, Conference Paper, SEDHYD 2023
Excessive fine-grained sediment runoff due to anthropogenic activities is a major environmental concern for watersheds worldwide, especially so for urban areas such as Washington, D.C. Dated grey infrastructure, i.e., the network of buried pipes and reservoirs managing water resources, can amplify existing issues with sediment runoff and associated pollutants. This...
Carbonate sediment transport across coral reefs: A comparison of fringing vs. barrier reefs
Kurt J. Rosenberger, Curt Storlazzi, Olivia Cheriton, Mark L. Buckley, Andrew Pomeroy, Ryan Lowe, Jeff Hansen
2023, Conference Paper, The proceedings of the coastal sediments 2023
Considerable uncertainty remains in the budgets of carbonate sediment on reef lined coasts, particularly with respect to the supply of sediment to a reef flat that is then transported throughout a reef system. In this study, we re-examine two recent studies, one on a barrier reef bounded by channels that...
Contributions to uncertainty in runup forecasts
Christopher R. Sherwood, Alfredo Aretxabaleta, Peter A. Traykovski, Jin-Si R. Over, David S. Foster, Jennifer L. Miselis, Tim Nelson, Erdinc Sogut
2023, Conference Paper, The proceedings of the coastal sediments 2023
The U.S. Geological Survey (USGS) provides operational forecasts of total water levels (TWL) and coastal change. Uncertainties around forecast TWL are based on the temporal and spatial range of observed beach slopes near the forecast site. This paper investigates other sources of uncertainty that are not accounted for, focusing on...
Modeling fluvial sediment plumes: Impacts to coral reefs
Curt Storlazzi, Luuk van der Heijden, Olivia Cheriton, Robert T. McCall, Gundula Winter
2023, Conference Paper, The proceedings of the coastal sediments 2023
To help guide watershed restoration to reduce the impacts to adjacent coral reefs, the United States Geological Survey and Deltares acquired and analyzed oceanographic and sedimentologic data off 5 West Maui watersheds to calibrate and validate physics-based, numerical hydrodynamic and sediment transport models of the study area. The results indicated...
Sand- and gravel-trapping efficiencies derived for four types of pressure-difference bedload samplers
John Gray, Joel T. Groten, Jonathan A. Czuba, Gregory E. Schwarz, Kyle Strom, Panayiotis Diplas
2023, Conference Paper, SEDHYD 2023
Bedload-trapping efficiencies (coefficients) were derived for four types of pressure-difference bedload samplers at the St. Anthony Falls Laboratory, University of Minnesota during the first two phases of flume experiments in January-March, 2006, referred to as “StreamLab06.” The bedload-sampler research component was part of a series of community-led, large-scale laboratory experiments...
Changes in sediment transport processes at the Chandeleur Islands, Louisiana in response to storm impact
James Flocks, Julie Bernier
2023, Conference Paper, The proceedings of the coastal sediments 2023
We analyzed elevation changes at the northern Chandeleur Islands, Louisiana, to quantify sediment fluxes and assess sediment transport processes over two time periods (1920 – 2007 and 2007 – 2015). Wave-driven alongshore sediment transport is the predominant fair-weather process, whereas storms transport sediment across the island platform and promote shoreline...
How machine learning can improve predictions and provide insight into fluvial sediment transport in Minnesota
John (William) Lund, Joel T. Groten, Diana L. Karwan, Chad Babcock
2023, Conference Paper, SEDHYD 2023
Understanding fluvial sediment transport is critical to addressing many environmental concerns such as exacerbated flooding, degradation of aquatic habitat, excess nutrients, and the economic challenges of restoring aquatic systems. However, fluvial sediment transport is difficult to understand because of the multitude of factors controlling the potential sources, delivery, mechanics, and...
Barrier islands and spits of northern Alaska: Decadal scale morphological change
Ann E. Gibbs, Li H. Erikson, Anna I Hamilton
2023, Conference Paper, The proceedings of the coastal sediments 2023
Arctic barrier islands and spits are dynamic features influenced by a variety of oceanographic, geologic, and environmental factors. Many serve as habitat and protection for native species and shelter the coast from waves and storms that can flood and erode the adjacent mainland. This paper summarizes results of a study...
Modeling total water level and coastal change at Pea Island, North Carolina, USA
Michael Christopher Itzkin, Margaret Louise Palmsten, Mark L. Buckley, Christopher R. Sherwood, Jenna A. Brown, Jin-Si R. Over, Peter A. Traykovski
2023, Conference Paper, The proceedings of the coastal sediments 2023
The DUring Nearshore Event eXperiment (DUNEX) was carried out on Pea Island, North Carolina, USA between September-October 2021. We use a coupled numerical model (Windsurf) to hindcast the evolution of the DUNEX transect and produce a time series of hourly water levels at the shoreline from the model output. In...
Toward a total water level forecast of the Great Lakes
Erdinc Sogut, Alfredo Aretxabaleta, Andrew Ashton, Walter Barnhardt, Kara S. Doran, Margaret Louise Palmsten
2023, Conference Paper, The proceedings of the coastal sediments 2023
The combined effect of storm surge and large waves is the main driving mechanism that erodes beaches, inundates low-lying areas, leading to millions of dollars in property damage, loss of natural resources, and lives. The U.S. Geological Survey (USGS) aims to expand the real-time total water level (TWL) forecast provided...
Wave asymmetry impacts on sediment processes at the nearshore of Fire Island, New York
M. S. Parlak, B. U. Ayhan, John C. Warner, Tarandeep Kalra, Ilgar Safak
2023, Conference Paper, The proceedings of the coastal sediments 2023
Effects of wave asymmetry on sediment processes and coastal evolution were investigated using a field data set and a numerical model. Field observations at the nearshore of Fire Island, New York revealed sediment fluxes during various wave energy levels. The preliminary results indicate a strong correlation between the wave asymmetry...
Comparing empirical sediment transport modeling approaches in Michigan rivers
Joel T. Groten, Sara B. Levin, Erin N. Coenen, John (William) Lund, Bethany Matousek
2023, Conference Paper, SEDHYD 2023
Excess or limited fluvial sediment transport can contribute to and exacerbate many environmental issues including nutrient loading, aquatic habitat degradation, flooding, channel navigation dredging, dam operation, and stream degradation or aggradation. However, fluvial sediment transport is difficult and expensive to comprehensively characterize because it can vary substantially both temporally and...
Regional streamflow drought forecasting in the Colorado River Basin using Deep Neural Network models
Scott Douglas Hamshaw, Phillip J. Goodling, Konrad Hafen, John C. Hammond, Ryan R. McShane, Roy Sando, Apoorva Ramesh Shastry, Caelan E. Simeone, David Watkins, Elaheh (Ellie) White, Michael Wieczorek
2023, Conference Paper, Proceedings of SEDHYD 2023
Process-based, large-scale (e.g., conterminous United States [CONUS]) hydrologic models have struggled to achieve reliable streamflow drought performance in arid regions and for low-flow periods. Deep learning has recently seen broad implementation in streamflow prediction and forecasting research projects throughout the world with performance often equaling or exceeding that of process-based...
Processes controlling coastal erosion along Cape Cod Bay, MA
John C. Warner, Laura L. Brothers, Emily A. Himmelstoss, Christopher R. Sherwood, Alfredo Aretxabaleta, David S. Foster, Amy S. Farris
2023, Conference Paper, The proceedings of the coastal sediments 2023
Cape Cod Bay, MA, is a semi-enclosed embayment in the northeastern United States, open on the north to the Gulf of Maine. The coastline experiences impacts typically from strong Nor’easter storms that occur in the late fall or winter months, with some sections of this coastline being affected more severely...
Sediment sources and connectivity linked to hydrologic pathways and geomorphic processes: A conceptual model to specify sediment sources and pathways through space and time
Se Jong Cho, Diana Karwan, Katherine Skalak, James Pizzuto, Max Huffman
2023, Conference Paper, SEDHYD 2023
Sediment connectivity is a framework for transfer and storage of sediment among different geomorphic compartments across upland and channel network of the catchment sediment cascade. Sediment connectivity and dysconnectivity (i.e., source delivery and storage processes) are linked to the water cycle and hydrologic systems with the associated multiscale interactions with...
Wave-scale observations of sediment resuspension and subsequent transport across a fringing reef flat
Olivia Cheriton, Curt Storlazzi, Kurt J. Rosenberger, Joshua B. Logan, Andrew W. M. Pomeroy, Mark L. Buckley, Jeff E. Hansen, Ryan J. Lowe
2023, Conference Paper, The proceedings of the coastal sediments 2023
During a 3-month deployment on a broad, fringing reef flat in Moloka’i, Hawai’i, we observed over 28,000 wave-driven resuspension (WDR) events of coarse-grained sediment in order to identify major factors. These events were short-lived (2-11 s) and distinct from the longer-duration patterns of water-column backscatter. The wave-driven transport of WDR...
Hindcast of Hurricane Sally impacts on barrier islands in the Gulf of Mexico
Donya P. Frank-Gilchrist, Davina Passeri, Matthew V. Bilskie
2023, Conference Paper, The proceedings of the coastal sediments 2023
We performed XBeach and ADIRC+SWAN model simulations of Hurricane Sally over Dauphin and Petit Bois Islands off the Alabama-Mississippi coast to evaluate the morphologic response. Simulated water levels compared well with NOAA tide gauge observations to the east of Dauphin Island with a high model skill of 0.9. In addition,...
Evaluating Muskellunge catch-and-release mortality at elevated summer water temperature
Ian Taylor Booth, Kyle J. Hartman, Derek P. Crane, Jeff L. Hansbarger, Jordan Weeks, Josh Henesy, Heather L. Walsh, Jeffrey C. Williams
2023, Transactions of the American Fisheries Society (152) 577-593
Angling for Muskellunge Esox masquinongy has become widespread and increasingly popular. Management strategies for Muskellunge include high minimum harvest lengths (>1016mm), closed seasons, and catch-and-release regulations. Due to these strategies and angler behaviors, up to 97% of Muskellunge...
Synthesis of climate and ecological science to support grassland management priorities in the North Central Region
Christine D. Miller Hesed, Heather M. Yocum, Imtiaz Rangwala, Amy Symstad, Jeff M. Martin, Kevin Ellison, David J. A. Wood, Marissa Ahlering, Katherine J. Chase, Shelley Crausbay, Ana D. Davidson, Julie L. Elliott, Jim Giocomo, David Hoover, Toni Klemm, David A. Lightfoot, Owen P. McKenna, Brian W. Miller, Danika Mosher, R. Chelsea Nagy, Jesse B. Nippert, Jeremy Pittman, Lauren M. Porensky, Jilmarie Stephens, Alexander V. Zale
2023, Open-File Report 2023-1036
Grasslands in the Great Plains are of ecological, economic, and cultural importance in the United States. In response to a need to understand how climate change and variability will impact grassland ecosystems and their management in the 21st century, the U.S. Geological Survey North Central Climate Adaptation Science Center led...
Grassland management priorities for the North Central Region
Christine D. Miller Hesed, Heather M. Yocum, editor(s)
2023, Open-File Report 2023-1037
Executive SummaryUnderstanding how climate change and variability will impact grassland ecosystems is crucial for successful grassland management in the 21st century. In 2020, the U.S. Geological Survey North Central Climate Adaptation Science Center (USGS NC CASC) began a project to establish a baseline of information to best serve grassland managers...
Potential drivers of change in fluxes of nutrients and total suspended solids in the upper White River Basin, Indiana, Water Years 1997–2019
G.F. Koltun, Cassie Hauswald
2023, Fact Sheet 2023-3009
The U.S. Geological Survey and The Nature Conservancy previously collaborated to evaluate changes and trends in the concentrations and flux of nutrients (total phosphorus, as phosphorus; nitrate plus nitrite, as nitrogen; and total Kjeldahl nitrogen, as nitrogen) and total suspended solids (TSS) at three study gages located on the upper...
Trends in environmental, anthropogenic, and water-quality characteristics in the upper White River Basin, Indiana
G.F. Koltun
2023, Scientific Investigations Report 2023-5025
The U.S. Geological Survey (USGS), in cooperation with The Nature Conservancy, undertook a study to update and extend results from a previous study (Koltun, 2019, https://doi.org/10.3133/sir20195119), using data from 3 additional years and newer estimation methods. Koltun (2019) assessed trends in streamflow, precipitation, and estimated annual mean concentrations...
