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Federal
Polygons of global undersea features for geographic searches
Department of the Interior —
A shapefile of 311 undersea features from all major oceans and seas has been created as an aid for retrieving georeferenced information resources. Version 1.1 of the... -
Federal
A seamless, high-resolution, coastal digital elevation model (DEM) for Southern California
Department of the Interior —
A seamless, three-meter digital elevation model (DEM) was constructed for the entire Southern California coastal zone, extending 473 km from Point Conception to the... -
Federal
Sediment grain size and digital image calibration parameters from the mouth of the Columbia River, Oregon and Washington, 2014
Department of the Interior —
This dataset includes 63 still images extracted from digital video imagery of sediment grab samples, along with laboratory grain size analysis of the sediment grab... -
Federal
U.S. Geological Survey East Coast Sediment Texture Database (2014, ECSTDB2014.SHP)
Department of the Interior —
This sediment database contains location, description, and texture of samples taken by numerous marine sampling programs. Most of the samples are from the Atlantic... -
Federal
National Coral Reef Monitoring Program: Stratified Random Surveys (StRS) of Reef Fish, including Benthic Estimate Data of the Hawaiian Archipelago since 2013
National Oceanic and Atmospheric Administration, Department of Commerce —
The stationary point count (SPC) method is used to conduct reef fish surveys in the Hawaiian and Mariana Archipelagos, American Samoa, and the Pacific Remote Island... -
Federal
Aerial Imagery of the Florida Gulf Coast: 2024-10-01 to 2024-10-04, Post-Hurricane Helene
Department of the Interior —
The U.S. Geological Survey (USGS) Remote Sensing Coastal Change (RSCC) project collects aerial imagery along coastal swaths with optimized endlap/sidelap and precise... -
Federal
SRTM30+ Global 1-km Digital Elevation Model (DEM): Version 11: Bathymetry: Hillshade
National Oceanic and Atmospheric Administration, Department of Commerce —
A global 1-km resolution bathymetric digital elevation model (DEM) grayscale hillshade of the ocean floor. Derived from the SRTM30+ v11 dataset produced at Scripps... -
Federal
Global Change Master Directory (GCMD)
National Aeronautics and Space Administration —
The GCMD database holds more than 30,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences. The mission of... -
Federal
National Coral Reef Monitoring Program: Water chemistry of the coral reefs in the Pacific Ocean
National Oceanic and Atmospheric Administration, Department of Commerce —
This collection contains water sample data that are collected and analyzed to assess spatial and temporal variation in the seawater carbonate systems of coral reef... -
Federal
Data on Aquatic Resources Tracking for Effective Regulation
U.S. Environmental Protection Agency —
DARTER is EPA's system to manage its workflow in the Clean Water Act Section 404 permit program. Section 404 requires a permit from the U.S. Army Corps of Engineers,... -
Federal
Archive of Digital Chirp Sub-bottom Profile Data Collected During USGS Cruise 09CCT01 Offshore of Sabine Pass and Galveston, Texas, March 2009
Department of the Interior —
In March of 2009, the U.S. Geological Survey and Texas A&M University at Galveston conducted geophysical surveys to investigate the shallow geologic framework... -
Federal
Digital Shoreline Analysis System (DSAS) version 5.0 transects with shoreline rate change calculations at Barter Island Alaska, 1947 to 2020
Department of the Interior —
This dataset consists of rate-of-change statistics for the shorelines at Barter Island, Alaska for the time period 1947 to 2020. Rate calculations were computed... -
Federal
Shorelines of the Long Island coastal region used in shoreline change analysis for the Long Island region from Montauk Point to the entrance of Raritan Bay, New York (LongIsland_shorelines.shp)
Department of the Interior —
Sandy ocean beaches are a popular recreational destination, often surrounded by communities containing valuable real estate. Development is on the rise despite the... -
Federal
Water Quality Portal
U.S. Environmental Protection Agency —
The Water Quality Portal (WQP) is the premiere source of discrete water-quality data in the United States and beyond. This cooperative service integrates publicly... -
Federal
Hurricane Storm Surge Inundation: Honolulu, Hawaii
National Oceanic and Atmospheric Administration, Department of Commerce —
Computer model simulation of hurricane storm surge inundation around Honolulu, Hawaii using current sea level at mean higher high water (MHHW) as its baseline water... -
Federal
Goddard Institute for Space Studies
National Aeronautics and Space Administration —
Research at the NASA Goddard Institute for Space Studies (GISS) emphasizes a broad study of global change, which is an interdisciplinary initiative addressing natural... -
Federal
NOAA Shallow-Water Benthic Habitats: Hawaii: Oahu
National Oceanic and Atmospheric Administration, Department of Commerce —
Benthic habitat maps for the nearshore, shallow (< 30 m) coastal waters of the island of Oahu in the State of Hawaii. NOAA's National Centers for Coastal Ocean... -
Federal
Lake Erie Fish Community Data, 2013-2023
Department of the Interior —
Assessing the distribution and abundance of both predator and prey (forage) fish species is a cornerstone of ecosystem-based fishery management and supports decision... -
Federal
BLM OR Hydrography Area Polygon Hub
Department of the Interior —
HYD_AREA_POLY: This dataset contains area features from the US Geologic Survey (USGS) High Resolution National Hydrography Dataset (NHD). NHD Flowline features are...