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Summary Information for Field Activity 1990-014-FA

Area of Operations: Blake Plateau, east of Charleston, South Carolina, United States, North America, North Atlantic

Dates: July 02, 1990 to July 06, 1990

Chief scientist: Pete Popenoe

   Frank Manheim; Vernon J. Henry - Georgia State U.

Objectives: 80 miles east of Charleston: 1. To establish stratigraphic age, lithology, and phosphorite content of strata by bottom sampling of outcrop areas. 2. To determine the nature of scarps. To observe and measure fracture patterns and possible scour and bioerosion features. 3. To observe and record phosphorite pavement thickness and extent and presence and thickness of manganese rinds. 4. To assess the benthic ecology of the study area, with particular emphasis on sessile epifauna. 5. To record current directions and speed with time. 6. To observe and record nepheloid layers, acoustic scattering and other organisms in the water column, and other water column parameters.

Type of Activity:

Information to be derived:

Summary: Data acquired: 9 video tapes taken with the external camera; 9 video tapes taken with the internal camera; 3 rolls of 36-exposure slides; pictures taken with external Benthos camera; 12 rock samples; 38 sand samples.

Contact: Pete Popenoe (ppopenoe@usgs.gov)

InfoBank: uses the identifier P-1-90-EC. Visit this site for more information.

Related Links:

Click to get Google Software - Download 90014.kml to view this field activity in Google Earth

Platform Info:
photo of POWELL, JW
POWELL, JW
DELTA

Publications resulting from these data

Popenoe, P., and Manheim, F.T.,2001, Origin and history of the Charleston Bump--geological formations, currents, bottom conditions, and their relationship to Wreckfish habitats on the Blake Plateau, in Sedberry, G.R., ed., Island in the Stream--Oceanography and Fisheries of the Charleston Bump: American Fisheries Society Symposium, v. 25: p. 43-94

Data Types and Locations:

 

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