-
Federal
Survey lines along which SEABed Observation and Sampling System (SEABOSS) video were collected by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SeabossTrackline shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Sediment Texture Units of the Sea Floor from Nahant to Northern Cape Cod Bay, Massachusetts (NAH_CCB_sedcover polygon shapefile, Geographic, WGS84)
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
Hillshaded relief image derived from elevations of the late-Wisconsinan regressive unconformity beneath the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (Urelevhs 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
10-m backscatter mosaic produced from backscatter intensity data from sidescan sonar and multibeam datasets (BS_composite_10m.tif 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
Hillshaded relief produced from bathymetric data collected by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration offshore of Massachusetts between Duxbury and Hull (DH_hlshd5m, Esri binary grid, UTM Zone 19, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
SEG-Y format of EdgeTech SB-512i and SB-424 chirp seismic-reflection profiles collected by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SeismicProfiles)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Survey lines along which interferometric and multibeam bathymetric sonar data were collected by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration offshore of Massachusetts between Duxbury and Hull (DH_BathyTrackline shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Survey lines along which EdgeTech SB-512i and SB-424 chirp seismic-reflection data were collected by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SeismicTrackline shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Isochron of Holocene marine (Qmn and Qmd) sediment thickness on the Massachusetts inner continental shelf between Nahant and Northern Cape Cod Bay (qmiso Esri binary grid; 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
Water Quality data from the Providence Water Supply Board for tributary streams to the Scituate Reservoir, water year 2016
Department of the Interior —
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2015 through September... -
Federal
Water Quality data from the Providence Water Supply Board for tributary streams to the Scituate Reservoir, water year 2017
Department of the Interior —
Water-quality data were collected by the Providence Water Supply Board (PWSB) from tributaries in the Scituate Reservoir drainage area, October 2016 through September... -
Federal
Unique shot point navigation for EdgeTech SB-512i and SB-424 chirp seismic-reflection data collected by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SeismicShot_unique shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Depth-colored hillshade image of bathymetry data collected by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration offshore of Massachusetts between Duxbury and Hull with data gaps (DH_bathyhlshd_wgaps, Depth-colored Hillshade GeoTIFF, UTM Zone 19, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
JPEG formatted images of EdgeTech SB-512i and SB-424 chirp seismic-reflection profiles collected by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_SeismicProfiles)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
10 meter bathymetric contours of the Duxbury-Hull MA Survey Area (DH_BATHCNTR_10m shapefile, Geographic, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Digital Shoreline Analysis System version 4.1 Transects with Long-Term Rate Calculations for the Greater Boston region from the southern side of Cape Ann, Massachusetts to Sandy Neck Beach in Sandwich, Massachusetts (GreaterBoston_LT.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
ASCII grid of bathymetry data collected by the U.S. Geological Survey and the National Oceanic and Atmospheric Administration offshore of Massachusetts between Duxbury and Hull with data gaps (DH_bathy_wgaps.asc, ARC/INFO ASCII GRID, UTM Zone 19, WGS84)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Text files of the navigation logged with HYPACK Software during surveys 06012 and 07001 conducted by the U.S. Geological Survey offshore of Massachusetts between Duxbury and Hull (DH_HYPACK_NAV)
Department of the Interior —
These data were collected under a cooperative agreement with the Massachusetts Office of Coastal Zone Management (CZM) and the U.S. Geological Survey (USGS), Coastal... -
Federal
Shorelines of the Greater Boston coastal region from the southern side of Cape Ann, Massachusetts to Sandy Neck Beach in Sandwich, Massachusetts, used in shoreline change analysis (GreaterBoston_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
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...