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Summary Information for Field Activity 1984-015-FA

Area of Operations: Marshall Islands to Hawaii, Horizon Guyot, Mid-Pacific Mountains, United States, North Pacific

Dates: July 28, 1984 to August 16, 1984

Chief scientist: Bill Schwab

Objectives: Study the distribution and composition of ferromanganese-oxide crusts in the Marshall Islands area and retrieve a current meter/sediment trap mooring deployed on Horizon Guyot, Mid-Pacific Mountains, in October 1983 on the USGS L5-83-HW cruise (FA 83012).

Type of Activity: Sampling; Mooring work; Seismic profiling;

Information to be derived: Sea floor map; Samples and chemical analysis;

Summary: Seismic data (12 kHz and 3.5 kHz): 5410 km; Airgun (80 cu in and 148 cu in): 730 km; Dredge hauls: 13; Box cores: 2; Gravity cores: 8; Recovered current meter from Horizon Guyot.

Contact: Bill Schwab (

InfoBank: uses the identifier L-9-84-CP. Visit this site for more information.

Related Links:

Click to get Google Software - Download 84015.kml to view this field activity in Google Earth

Platform Info:

Publications resulting from these data

Schwab, W.C., and Bailey, N.G.,1984, High-resolution seismic-reflection data collected on R/V S.P. LEE; L9-84-CP, Marshall Islands to Hawaii: U.S. Geological Survey Open-File Report 85-24, 3 p.. (Available as a PDF version)

Schwab, W.C., Hein, J.R., Davis, A.S., Morgenson, L.A., Daniel, C.L., and Haggerty, J.A.,1986, Geological and geochemical data for seamounts and associated ferromanganese crusts in the Ratak Chain, Marshall Islands: U.S. Geological Survey Open-File Report 86-338, 36 p.. (Available as a PDF version)

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