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Summary Information for Field Activity 1994-023-FA

Area of Operations: Block Island Sound, Rhode Island, United States, North America, North Atlantic

Dates: July 29, 1994 to August 08, 1994

Chief scientist: Dave Twichell

   Neal W. Driscoll - Lamont-Doherty Earth Observatory

Objectives: Re-survey a sidescan sonar survey from 1991 to document changes inflicted by Hurricane Bob and 2 major winter storms; build a sonar mosaic; obtain camera tows, box cores and grab samples.

Type of Activity: Sampling; Seismic profiling; Sea floor mapping; Photography;Sea floor mapping

Information to be derived: Sea floor map;

Summary: Sidescan sonar: 124 km sq; 3.5 kHz sub-bottom: 884 km; Digital bathymetry: 884 km (Contact USGS); Camera tows: 12; 35 mm slides; Box cores: 23; Van Veen grabs: 211.

Contact: Dave Twichell (

InfoBank: uses the identifier H-18-94-RI. Visit this site for more information.

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