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Federal
Navigation data collected on Stellwagen Bank during U.S. Geological Survey field activity 2017-043-FA, aboard the R/V Auk, Aug. 22 and 23, 2017 (geographic, WGS84) recent views
Department of the Interior —
This field activity is part of an effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall... -
Federal
Video transects of the sea floor on Stellwagen Bank during U.S. Geological Survey field activity 2015-017-FA, aboard the R/V Auk, May 18-19, 29, and June 3, 2015 recent views
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
Navigation data collected on Stellwagen Bank on U.S. Geological Survey field activity 2015-062-FA, aboard the R/V Auk, Oct. 21 and 22 and Nov. 3 and 4 2015 (geographic, WGS84) recent views
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
Video transects of the sea floor on Stellwagen Bank during U.S. Geological Survey field activity 2017-044-FA, aboard the R/V Auk, September 12-14, 2017 recent views
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
6-m resolution image of shaded relief multibeam bathymetry in western Massachusetts Bay map Quadrangle 3, pseudo-colored by backscatter intensity (Q3_BACKPC.TIF) recent views
Department of the Interior —
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea... -
Federal
30-m Hillshaded relief image produced from swath interferometric, multibeam, and lidar datasets (navd_bath_30m.tif GeoTIFF Image; UTM, Zone 19N, WGS 84) recent views
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
1-m interval contours of smoothed multibeam bathymetry in western Massachusetts Bay map Quadrangles 1-3 (WMB_1MCTR.SHP) recent views
Department of the Interior —
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea... -
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) recent views
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
6-m resolution gray-scale image of multibeam backscatter intensity in western Massachusetts Bay map Quadrangle 1 (Q1_BACKGS.TIF) recent views
Department of the Interior —
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea... -
Federal
Nahant to Gloucester, Massachusets Depth to Bedrock (bedrock_depth) recent views
Department of the Interior —
These data are high-resolution seismic reflection profile data of the seafloor offshore of Massachusetts, from Nahant to Gloucester. Approximately 1,175 kms of... -
Federal
Lithologic Descriptions of Bottom Sediments for the New England coast and the Gulf of Maine region (SMITHSONIAN shapefile) recent views
Department of the Interior —
These data, which comprise part of the Smithsonian Institution Master Sediment data file, were abstracted by the staff of the Smithsonian Institution from materials... -
Federal
CTD (conductivity-temperature-depth) data collected on Stellwagen Bank during U.S. Geological Survey field activity 2017-043-FA, aboard the R/V Auk, Aug. 22 and 23, 2017 recent views
Department of the Interior —
This field activity is part of an effort to map geologic substrates of the Stellwagen Bank National Marine Sanctuary region off Boston, Massachusetts. The overall... -
Federal
Beneficiary and Ecosystem Services Profiles from MassBays Document Analysis recent views
U.S. Environmental Protection Agency —
This data set contains the output from a keyword search document analysis of MassBays NEP Assessment Area communities. S1 is the list of keyword search terms. S2 is... -
Federal
Massachusetts Water Resources Administration Sediment Data for Boston Harbor and Massachusetts Bay acquired in 1993 - 1995 (MWRA shapefile) recent views
Department of the Interior —
The samples in this dataset were collected and analyzed under the direction of the Massachusetts Water Resources Administration. The data were generated to study the... -
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) recent views
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
6-m resolution gray-scale image of shaded-relief multibeam bathymetry in western Massachusetts Bay map Quadrangle 2 (Q2_SRELIEF.TIF) recent views
Department of the Interior —
The U.S. Geological Survey has conducted geologic mapping to characterize the sea floor offshore of Massachusetts. The mapping was carried out using a Simrad Subsea... -
Federal
Seabed still images in JPEG format collected on Stellwagen Bank on U.S. Geological Survey field activity 2015-062-FA, aboard the R/V Auk, Oct. 21 and 22 and Nov. 3 and 4 2015 recent views
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
Swath bathymetry 13-m-cell-size grid of quadrangle 6 on Stellwagen Bank offshore of Boston, Massachusetts collected by the U.S. Geological Survey aboard the Frederick G. Creed from 1994-1996 (custom Mercator projection, NAD 83, Esri binary grid format) recent views
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration's National Marine Sanctuary Program, has conducted seabed... -
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 recent views
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
Polyline shapefile of a portion of the 1-meter (m) contours in quadrangle 6 of the Stellwagen Bank Survey Area offshore of Boston, Massachusetts necessary to show small features not displayed by 5-m contours - based on bathymetry data collected by the U.S. Geological Survey from 1994-1996 (Geographic, NAD 83) recent views
Department of the Interior —
The U.S. Geological Survey (USGS), in cooperation with the National Oceanic and Atmospheric Administration's National Marine Sanctuary Program, has conducted seabed...