1,775 datasets found
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Federal
Shorelines of the western North Carolina (NCwest) coastal region used in shoreline change analysis
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
Boomer seismic trackline data from USGS cruise 2002-012-FA along the inner continental shelf of northern North Carolina (isb2002012_tracklines.shp)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
OahuW_ST- Digital Shoreline Analysis System (DSAS) version 4.2 transects with short-term weighted linear regression rate calculations for the Oahu west region from Yokohama to Tracks Beach, Hawaii.
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
Point shapefile of navigation and best depth values at ship positions during continuous resistivity profiling data collection in the Indian River Bay, Delaware, on April 14, 2010, on U.S. Geological Survey Field Activity 2010-006-FA (JD104GPS_BESTDEPTH.SHP, Geographic, WGS 84)
Department of the Interior —
A geophysical survey to delineate the fresh-saline groundwater interface and associated sub-bottom sedimentary structures beneath Indian River Bay, Delaware, was... -
Federal
Offshore baseline for Long Island coastal region generated to calculate shoreline change rates for the Long Island region from Montauk Point to the entrance of Raritan Bay, New York (LongIsland_baseline.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
Locations and analyses of sediment samples collected on Stellwagen Bank on U.S. Geological Survey field activity 2017-009-FA, aboard the R/V Auk, Jan. 30, 2017
Department of the Interior —
This field activity is part of the effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall... -
Federal
1-meter swath bathymetric grid collected by the U.S. Geological Survey in Moultonborough Bay, Lake Winnipesaukee, New Hampshire in 2005 (UTM Zone 19N, WGS 84, Esri Binary Grid, WINNI_BATHY)
Department of the Interior —
In freshwater bodies of New Hampshire, the most problematic aquatic invasive plant species is Myriophyllum heterophyllum or variable leaf water-milfoil. Once... -
Federal
Long and short-term shoreline change rate transects for the central North Carolina coastal region (NCcentral), calculated with and without the proxy-datum bias using the Digital Shoreline Analysis System version 5.1
Department of the Interior —
The U.S. Geological Survey (USGS) has compiled national shoreline data for more than 20 years to document coastal change and serve the needs of research, management,... -
Federal
Hillshaded relief image derived from elevations of the Holocene transgressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (Utelevhs GeoTIFF Image; UTM, Zone 19N, WGS 84)
Department of the Interior —
These data are qualitatively derived interpretive polygon shapefiles and selected source raster data defining surficial geology, sediment type and distribution, and... -
Federal
Beach foreshore slope for the West Coast of the United States (ver. 1.1, September 2024)
Department of the Interior —
This data release contains foreshore slopes for primarily open-ocean sandy beaches along the west coast of the United States (California, Oregon and Washington). The... -
Federal
0.6 meter backscatter JPEG image (with world file) of the nearshore seafloor north of Duck, NC (mosaic1.jpg UTM, Zone 18N, WGS84)
Department of the Interior —
The northeastern North Carolina coastal system, from False Cape, Virginia, to Cape Lookout, North Carolina, has been studied by a cooperative research program that... -
Federal
Single-beam bathymetric data in Pea Island National Wildlife Refuge, North Carolina in November 2020 and April, September, and October 2021
Department of the Interior —
The data in this part of the release are bathymetry data collected in the nearshore using single-beam echosounders mounted on surf capable self-righting electric... -
Federal
Digital elevation models (DEMs) of coastal North Carolina, from 2019-09-08 to 2019-09-13, Post-Hurricane Dorian
Department of the Interior —
Digital elevation models (DEMs) were created from aerial imagery collected between September 08 and September 13, 2019, along the North Carolina coast between the... -
Federal
Acquisition and processing logs maintained by Alpine Ocean Seismic Survey, Inc., during U.S. Geological Survey Field Activity 2014-072-FA offshore of southern Long Island, NY in 2014, as part of a collaborative U.S. Army Corp of Engineers and U.S. Geological Survey mapping effort (Excel spreadsheet, PDF, and Microsoft word formats)
Department of the Interior —
Hurricane Sandy, the largest storm of historical record in the Atlantic basin, severely impacted southern Long Island, New York in October 2012. In 2014, the U.S.... -
Federal
Color Shaded-Relief GeoTIFF Image Showing the 2-m Bathymetry Generated from National Oceanic and Atmospheric Administration (NOAA) Survey H12298 in Block Island Sound (UTM Zone 19, NAD 83, H12298_MB2M_UTM.TIF)
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration (NOAA), is producing detailed geologic maps of the coastal... -
Federal
Low-altitude aerial imagery collected from a Helikite at Head of the Meadow Beach, Truro on March 10, 2022
Department of the Interior —
These data map the beach and nearshore environment at Head of the Meadow Beach in Truro, MA, providing updated regional context for the 2019 CoastCam installation.... -
Federal
Ground control points Marconi Beach, Wellfleet, MA on March 22, 2023
Department of the Interior —
The data in this release re-map the beach and nearshore environment at Marconi Beach in Wellfleet, MA and provide updated environmental context for the 2021 CoastCam... -
Federal
Survey lines along which swath sonar (bathymetric and backscatter) data were collected in 2012 by the U.S. Geological Survey in the Connecticut River during field activity 2012-024-FA (Polyline Shapefile)
Department of the Interior —
A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230... -
Federal
Point Shapefile of 1000 Interval Seismic Shotpoint Navigation for Autonomous Surface Vessel IRIS Chirp Seismic Data in Apalachicola Bay Collected on U.S. Geological Survey Cruise 06001 (ASV_1000SHOT_SORT.SHP, Geographic, WGS84)
Department of the Interior —
Apalachicola Bay and St. George Sound contain the largest oyster fishery in Florida, and the growth and distribution of the numerous oyster reefs here are the... -
Federal
Long and short-term shoreline change rate transects for the southern North Carolina coastal region (NCsouth), calculated with and without the proxy-datum bias using the Digital Shoreline Analysis System version 5.1
Department of the Interior —
The U.S. Geological Survey (USGS) has compiled national shoreline data for more than 20 years to document coastal change and serve the needs of research, management,...
1,775 datasets found