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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1977-011-FA

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Other ID: Decca Profiler 1; CORPUS 46

Status: Completed

Organization(s): USGS, Woods Hole Coastal and Marine Science Center

Funding Program(s):

Principal Investigator(s): Gerald L. Shideler

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Environmental Data: Temperature, Environmental Data: Turbidity, Location-Elevation: Navigation

Scientific Purpose/Goals: Obtain quasi-synoptic information on the suspended-sediment transport system within the South Texas OCS. Specific objectives were: to obtain samples of the water column for analyses of sediment texture and concentrations, sediment mineralogy and trace metals, water chemistry, and coccoliths to establish temporal variability patterns; to obtain vertical transmittance-temperature profiles to establish regional turbidity patterns; and to cast drift bottles to measure surface currents during the cruise period.

Vehicle(s):

Start Port/Location: Corpus Christi, TX

End Port/Location: Corpus Christi, TX

Start Date: 1977-03-17

End Date: 1977-03-21

Equipment Used: Martek Transmissometer, Raytheon radar, Loran-A

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

Summary of Activity and Data Gathered: This cruise was the fifth of six scheduled cruises designed to evaluate the temporal variability of suspended-sediment transport patterns within the South Texas OCS region. The remaining cruise is scheduled for May 1977. Vertical transmittance-temperature profiles: 26; Water column samples (surface, mid, bottom): 78 samples at 26 stations; Drift bottles: 312 casts.

Staff: Kenneth Roberts, Gerald L. Shideler, Cynthia Rice, Ronald J. Miller, Neal Lillard, Frances Firek, Charles Stelting, Stanley Lindquist, Ronald C. Circe

Affiliate Staff:
William Allshouse
Pat Nichols

Notes: Original Center People field contained: USGS-Corpus Christi: Gerald Shideler - Ch. Sci., Ronald Miller, Kenneth Roberts, Fran Firek, Charles Stelting, Cyndi Rice, William Allshouse, Stan Linquist, Ronald Circe, Jack Kindinger, Pat Dave Nichols, Neal Lillard.
Project = South Texas Outer Continental Shelf (STOCS), South Texas Outer Continental Shelf (STOCS)

Location:

south Texas outer continental shelf, Matagorda Bay, Texas, Gulf of Mexico, United States, North America, North Atlantic;

Boundaries
North: 28.5 South: 26 West: -97.3 East: -95.9

Platform(s):

photo of Decca Profiler
Decca Profiler

Publications

Portals/Viewers

Documents associated with this activity

Title Survey Equipment Description
Cruise report (document not focused on specific equipment) Chief Scientist's cruise report, equipment and data acquisition notes, and trackmap.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Martek Transmissometer --- Temperature
Turbidity
Raytheon radar --- Navigation
Loran-A --- Navigation

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