Alternate Leg ID: OC 77
Area of Operations: Georges Bank, Mid-Atlantic Shelf, United States, North America, North Atlantic
Dates: December 13, 1979 to December 20, 1979
Chief scientist: Brad Butman
Objectives: Deploy 5 tripods and current moorings; recover 3 tripods and current moorings; repair/replace surface buoys; conduct cross-shelf CTD sections; obtain bottom grab samples; and conduct a bathymetric and sidescan survey in the Great South Channel.
Type of Activity: Mooring work Physical Oceanography
Information to be derived: Time series data Suspended Sediment Concentrations Bathymetric Maps
Summary: Deployed tripods: 5 (#183, 184, 185, 186, and 187 all recovered FA 80009 OCEANUS 81 May 23 - Jun. 1, 1980). Deployed current meters: 4 (#188, no recovery information, fishing boat netted buoys and camera Mar. 25, 1980; 189, 190, and 192 all recovered FA 80009 OCEANUS 81 May 23 - Jun. 1, 1980). Recovered tripods: 2 (#176 and 179). Recovered current meters: 2 (#181 and 182). CTDs: 10; XBTs: 49; Surface salinity samples: 57.
USGS Project Number:
Contact: Brad Butman (bbutman@usgs.gov)
InfoBank: uses the identifier O-77-79-NA. Visit this site for more information.
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