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Our programs produce accurate geologic maps and 3-D geologic frameworks that provide critical data for sustaining and improving the quality of life and economic vitality of the Nation. 

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Cores from marine geologic features in the western Gulf of Maine

Submerged geologic features located in the western Gulf of Maine between Cape Ann, Massachusetts and New Hampshire (fig. 1), were identified from high-resolution seismic-reflection data collected between 1979 and 1980. The features include the following. (1) A pair of end morained formed during the retreat of the Laurentide Ice Sheet from the Gulf of Maine (Oldale, 1985a). (2) A barrier spit and l