Alternate Leg ID: 68
Area of Operations: St. Croix shelf, St. Thomas shelf, U..S. Virgin Islands, Caribbean Sea, United States, North America, North Atlantic
Dates: November 01, 1978 to November 18, 1978
Objectives: Obtain high-resolution data from the southern shelf of St. Croix, obtain sidescan sonar data on the southern shelf of St. Thomas, and place sediment trap arrays at selected sites.
Type of Activity: Sampling
Sea floor mapping
Information to be derived: Suspended sediment concentrations
Sea floor map
Summary: Operated only in daylight. Due to high winds and resultant seas, high-resolution data quality is poor to fair; sidescan sonar data is fair. Sidescan sonar: 26 km, fair quality; Uniboom: 50 km, poor to fair quality; TV Tape: 6 hours; Grab samples: 25; SARIMA Time Log #68.
USGS Project Number: VI CO-OP
Contact: Chuck Holmes ()