Other ID: 78-3
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Principal Investigator(s): James V. A. Trumbull
Data Type(s): Sonar: Sidescan
Scientific Purpose/Goals: Conduct minisparker reconnaissance to locate offshore sand deposits that could be recovered for use in the island.
Start Date: 1977-12-15
End Date: 1977-12-17
Equipment Used: Klein 531 sidescan
Information to be Derived: Sea floor map;
Summary of Activity and Data Gathered: 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.
Notes: Project = Puerto Rico Marine Geology Co-op, Puerto Rico Marine Geology Co-op
Cabo Rojo, Puerto Rico, Caribbean Sea, United States, North America, North Atlantic;