Found 41 datasets matching filters.
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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, distribution, and source areas...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
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 navigable waterways of the United...
Search relevance: 1.00 | Views last month: 3 | Published on: 2026-03-03 -
The data in this layer are from a number of published and unpublished sets produced by the Bigelow Laboratory.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 contaminant (e.g. trace...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
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 between Cape Ann and Cape Cod. ...
Search relevance: 1.00 | Views last month: 2 | Published on: 2026-03-03 -
The detailed nature of relict sediments resulting from and related to the Holocene transgression is revealed through this sedimentological study of a densely sampled corridor across the southern...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The data in this layer were generated as part of an environmental impact statement evaluating the construction of a proposed 250,000 barrel per day oil refinery and marine terminal. Permits for...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 Georges Bank (Lydonia,...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The sediment data contained in this set were produced as part of the site description and monitoring phases of an aquaculture demonstration project. The site is located off the coast of New...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 Geology and Geophysics Group...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The data in this layer are from an unpublished report produced by the Bigelow Laboratory. The source project was conducted primarily to examine contaminant distributions, but also produced...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
Short cores were collected on the continental rise off Georges Bank. The character of the sediments and measured bottom currents show that the Western Boundary Undercurrent is a significant...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 eastern New England between Cape Ann and Casco...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
A study was made of the composition, grain-size distribution, and organic content of grab samples collected from Boston Harbor. In general, the coarsest mean sizes occur in the channels scoured by...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
This data set contains lithologic information on bottom sediments from the Continental Margin Program. The program was a joint collaboration between the U.S. Geological Survey and the Woods Hole...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data were collected as part of a survey of the bottom sediments of Georges Bank. The purpose of the survey was to provide basic data for use in studying the relationships between substrate...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 rivers and harbors of the states...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
These data, which comprise part of the Smithsonian Institution Master Sediment data file, were abstracted by the staff of the Smithsonian Institution from materials submitted for archival by...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The Contaminated Sediments Database for the Gulf of Maine provides a compilation and synthesis of existing data to help establish the environmental status of our coastal sediments and the...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
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 silt and sand-silt-clay are the...
Search relevance: 1.00 | Views last month: 1 | Published on: 2026-03-03 -
The sediment data presented in this data layer were from a geochemical study sited in Great Bay Estuary, New Hampshire. The analog data were originally converted into digital form for inclusion...
Search relevance: 1.00 | Views last month: 0 | Published on: 2026-03-03
