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Summary Information for Field Activity 1981-002-FA

Area of Operations: Georges Bank, Lydonia Canyon, United States, North America, North Atlantic

Dates: January 16, 1981 to January 22, 1981

Chief scientist: Brad Butman

Objectives: Collect CTD and suspended matter samples and deploy two moorings in Lydonia Canyon. Collect surface grab samples near Lease Block 312 (for analysis of texture, trace metals, petroleum hydrocarbons, and benthos). Collect grab samples at four long-term stations for benthic seasonal and transport changes. Collect grab samples to map surficial sediment in Lydonia Canyon.

Type of Activity: Sampling; Mooring work;

Information to be derived: Time series data; Samples and chemical analysis; Suspended sediment concentrations;

Summary: Recovered buoys at GBK from Oct. 1980 OCEANUS 88 (FA 80030) cruise. Recovered Grassle tripod at GBQ from Oct. 1980 OCEANUS 88 cruise. Moorings deployed: 2 (#221 and 222 both recovered FA 81009 OCEANUS 95 Apr. 23 - May 6, 1981). Mooring recovered: 1 (#206 deployed FA 80030 OCEANUS 88 Oct. 23-31, 1980). XBTs: 13; CTDs: 18; Surface salinity samples: 28; Surface grab samples: 104.

Contact: Brad Butman (

InfoBank: uses the identifier O-91-81-NE. Visit this site for more information.

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