745 datasets found
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Federal
Digital elevation models of upper North Fork Toutle River near Mount St. Helens, based on 2006-2014 airborne lidar surveys
Department of the Interior —
The lateral blast, debris avalanche, and lahars of the May 18th, 1980, eruption of Mount St. Helens, Washington, dramatically altered the surrounding landscape. Lava... -
Federal
National Status and Trends: Bioeffects Program - Massachusetts Bay Summary Database
National Oceanic and Atmospheric Administration, Department of Commerce —
This study was based on the sediment quality triad (SQT) approach. The purpose was to define the extent and magnitude of contamination and biological effects... -
Federal
Photographs of vibracores collected offshore central California, during field activity 2019-651-FA
Department of the Interior —
This dataset includes photographs of sediment cores collected offshore central California in the vicinity of Morro Bay. These data were collected aboard the M/V Bold... -
Federal
MS_AL_XYZ_metadata: Benthic foraminiferal data from the eastern Mississippi Sound salt marshes and estuaries
Department of the Interior —
Microfossil (benthic foraminifera) and coordinate/elevation data were obtained from sediments collected in the coastal zones of Mississippi and Alabama, including... -
Federal
Watershed characteristics of upstream drainage areas and geomorphometry of stream reaches in the Chesapeake Bay and Delaware River watersheds
Department of the Interior —
Input data on watershed drainage area characteristics and stream reach geomorphometry for statistical modeling of floodplains, streambanks, and streambeds in the... -
Federal
Umpqua River Basin Lamprey Survey Data: Little Wolf, Slide, and South Fork Calapooya Creeks, 2014
Department of the Interior —
Interactions between geomorphic processes at multiple scales shape the distributions of habitats, species, and life stages that a river can support. Understanding... -
Federal
10cct02_sw_v2_50m - 50 meter interpolated bathymetric grid of Petit Bois Pass, Mississippi Barrier Islands, March 2010
Department of the Interior —
In March of 2010, the U.S. Geological Survey (USGS) conducted geophysical surveys offshore of Petit Bois Island, Mississippi and Dauphin Island, Alabama. These... -
Federal
Vessel Configuration Files, Gateway National Recreation Area
Department of the Interior —
Vessel configuration descriptions for submerged mapping cruises for acoustic surveys associated with submerged mapping cruises. The side scan sonar survey was done... -
Federal
PAC_FAC: Seabed facies data (combined components) for the continental margin of the U.S. Pacific Coast (California, Oregon, Washington) from usSEABED (pac_fac.txt)
Department of the Interior —
The facies data layer (PAC_FAC.txt) is one of five point coverages of known sediment samples, inspections, and probes from the usSEABED data collection for the U.S.... -
Federal
Optical and sediment measurements collected from the Blue River and Colorado River, near Kremmling, Colorado, October 17, 2018
Department of the Interior —
To support an investigation of the feasibility of measuring river bathymetry using remotely sensed data acquired from a small unmanned aircraft system (sUAS),... -
Federal
Arroyo de los Pinos - Center Sampler One Minute Stage Time Series Data
Department of the Interior —
Corrected stage measured at 4.75 m from the left bank -
Federal
Fluvial-Marine Interactions, Maine (BUYNEVICH01 shapefile)
Department of the Interior —
Grab samples and cores were collected as part of a study of the fluvial-marine interaction in the system comprised by the Kennebec River, Androscoggin River,... -
Federal
Grain size distribution and fate of transplanted corals at Kawaihae, Hawaii: field work of 1996 - 1997 (NCEI Accession 0001141)
National Oceanic and Atmospheric Administration, Department of Commerce —
A harbor expansion was planned in the early 1990s for Kawaihae, Hawaii on the northwest shore of the Big Island. To offset the habitat loss, select corals were... -
Federal
Vegetation survey in a coastal marsh at the Grand Bay National Estuarine Research Reserve, Mississippi
Department of the Interior —
To better understand sediment deposition in marsh environments, scientists from the U.S. Geological Survey, St. Petersburg Coastal and Marine Science Center (USGS-... -
Federal
Puerto Rico Land-Based Threat to Benthic Habitats
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set describes the potential threat of sediment delivery and land-based sources of pollution to benthic habitats. This dataset is derived from NOAA's study,... -
State
Surface Water - Aquatic Organism Tissue Sample Results
State of California —
This data set provides results of tissue from organisms found in surface waters, from the California Environmental Data Exchange... -
Federal
Metal and other element partitioning in southwest Puerto Rico ultramafic soil, Rio Loco sediment, and Guanica Bay sediment
Department of the Interior —
Five-stage sequential extractions were performed on ultramafic soil from Bosque Susua and Guanica Dry Forest, stream sediment from Rios Loco and Yauco, and nearshore... -
Federal
10BIM03_Terrestrial_core_locations: Cat Island Terrestrial Core Locations from field activity 10BIM03
Department of the Interior —
Scientists from the U.S. Geological Survey (USGS), St. Petersburg Coastal and Marine Science Center (SPCMSC), in collaboration with the U.S. Army Corps of Engineers... -
Federal
Coordinates of percussion driven gravity cores collected in Alaskan lakes and fjords following the 2018 Anchorage earthquake
Department of the Interior —
This dataset includes coordinate information for sediment cores collected from lacustrine and fjord basins in southcentral Alaska following the 2018 Anchorage... -
Federal
MS_AL_Benthic_Foram_CENSUS_metadata: Benthic foraminiferal data from the eastern Mississippi Sound salt marshes and estuaries
Department of the Interior —
Microfossil (benthic foraminifera) and coordinate/elevation data were obtained from sediments collected in the coastal zones of Mississippi and Alabama, including...
745 datasets found