43 datasets found
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Federal
Data from Oceanographer, Lydonia, and Gilbert Canyons acquired in 1965 (SCHWARTZ65 shapefile)
Department of the Interior —
Submarine canyons occur at the edge of the continental shelf and cut across the slope and rise along the U.S. east coast. Three of these canyons (Oceanographer,... -
Federal
Fisheries Sediment Data (WIGLEY65 shapefile)
Department of the Interior —
This is a part of the National Geophysical Data Center (NGDC) Seafloor Surficial Sediment (Deck 41) Data File. Deck 41 is an original data file created by the Marine... -
Federal
Recent Sediments of the Scotian Shelf acquired in 1962 (PEZZETTA shapefile)
Department of the Interior —
A reconnaissance survey of that part of the Scotian Shelf extending from Halifax to Digby Nook was conducted during October, 1961, in order to determine the nature,... -
Federal
Sediment Data Produced by the Bigelow Laboratory (BIGELOW shapefile)
Department of the Interior —
The data in this layer are from a number of published and unpublished sets produced by the Bigelow Laboratory. The source projects were conducted primarily to examine... -
Federal
Northeast Monitoring Program Sediment Descriptions (REID82 shapefile)
Department of the Interior —
The data in this set are part of the "Ocean Pulse" benthic studies that were conducted on the U.S. northeast shelf by the National Marine Fisheries Service. This data... -
Federal
Sediments of Narragansett Bay acquired in 1960 (MCMASTER60 shapefile)
Department of the Interior —
Gravel, sand, silt, and clay contents were determined for samples from Narragansett Bay and the adjacent Rhode Island Shelf. In the Narragansett Bay system, clayey... -
Federal
Boston Harbor and approaches samples (WILLETT72 shapefile
Department of the Interior —
Boston Harbor (and its approaches) is a glacially carved, tidally dominated estuary in western Massachusetts Bay. Characterized by low river discharge and significant... -
Federal
Army Corps Sediment Data from Maine and New Hampshire acquired in 1994 (MNHACOE shapefile)
Department of the Interior —
The data in this layer are from a study that evaluated and documented the historic and projected future dredging and dredged material disposal needs of the coastal... -
Federal
Maine Inner Continental Shelf Sediment Data (BARNHARDT shapefile)
Department of the Interior —
Surficial geologic maps play and important role in understanding the present sea floor and the processes that shape it. Between 1984 and 1991, over 1,700 bottom... -
Federal
Lithologic Descriptions from the Continental Margin Program (HATHLITH71 shapefile)
Department of the Interior —
This data set contains lithologic information on bottom sediments from the Continental Margin Program. The program was a joint collaboration between the U.S.... -
Federal
Massachusetts Water Resources Administration Sediment Data for Boston Harbor and Massachusetts Bay acquired in 1993 - 1995 (MWRA shapefile)
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
Sediments of Western Mass Bay acquired in 1976 (MEISBURGER76 shapefile)
Department of the Interior —
A seismic reflection survey with concurrent bottom sampling was conducted in western Massachusetts Bay to obtain information on bottom topography and sediments,... -
Federal
Portsmouth Naval Yard Sediment Data (JOHNSTON94 shapefile)
Department of the Interior —
The sediment data presented in this data layer were from an ecological study sited near the Portsmouth Naval Shipyard, Kittery, Maine. The analog data were originally... -
Federal
Sediments off Cape Ann to Cape Cod, MA acquired in 1973 (SCHLEE73 shapefile)
Department of the Interior —
The reconnaissance maps upon which this data set is based show the areal distribution of the major bottom sediment types covering the sea floor off Massachusetts... -
Federal
Sediments on the Shelf off Southern New England (GARRISON66 shapefile)
Department of the Interior —
The sediments and geomorphology of a portion of the northeastern continental shelf between Hudson Canyon and Georges Bank have been investigated. Wave-cut terraces at... -
Federal
Sediments on the Shelf South of Martha's Vineyard (HOLLISTER69 shapefile)
Department of the Interior —
An unusual accumulation ofi ncohesive fine-grained sediment (silt and clay) occurs in the midst of the sand-covered continental shelf south of Martha's Vineyard. This... -
Federal
National Ocean Service (NOS) Cartographic Codes for Bottom Character in the Gulf of Maine region (NOSGOM shapefile)
Department of the Interior —
These data were collected by the National Ocean Service (NOS, formerly the U.S. Coast and Geodetic Survey) for the purpose of charting the coastal waters and... -
Federal
Sediments of Block Island Sound acquired in 1966 (SAVARD66 shapefile)
Department of the Interior —
A total of 84 surficial sediments samples were collected aboard two cruises from Block Island Sound as part of a Master's Thesis completed at the University of Rhode... -
Federal
Samples from the Georges Bank Canyons acquired in 1936 (STETSON36 shapefile)
Department of the Interior —
Submarine canyons cut into the edge of the continental shelf and the continental slope along much of the U.S. Atlantic coast. Three canyons along the southern edge of... -
Federal
Sediment from Northwest Atlantic Ocean acquired in 1978 (ROWE78 shapefile)
Department of the Interior —
Presented in this dataset are data determined from sediments collected by different means during a variety of cruises to the northwest Atlantic Ocean. These data have...
43 datasets found