Area of Operations: Cabo Rojo, Puerto Rico, Caribbean Sea, United States, North America, North Atlantic
Dates: December 15, 1977 to December 17, 1977
Chief scientist: Jim Trumbull
Objectives: Conduct minisparker reconnaissance to locate offshore sand deposits that could be recovered for use in the island.
Type of Activity: Seismic profiling;
Information to be derived: Sea floor map;
Summary: Ship days: 3; Man days: 12; Minisparker lines: 90 km. In all the cruise went very well. All our records were taken in 4 to 20 meters of water during rough seas with recorder on 1/4 sec sweep 1/2 sec fire rate, and filter settings at around 1200 Hz low pass, 200 Hz high pass, amp at 24 to 30 DB. No down time on the equipment; all lines completed.
Contact: Jim Trumbull ()
InfoBank: uses the identifier J-3C-77-PR. Visit this site for more information.
Related Links:
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U.S. Department of the Interior |
U.S. Geological Survey
