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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1975-030-FA

Other ID: FAY 008

Status: Completed

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

Funding Program(s):

Principal Investigator(s): Charles W. Holmes

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Seismics: Sub Bottom Profiler, Seismics: Sparker, Location-Elevation: Navigation

Scientific Purpose/Goals: The objective of this program is to apply the land-use concept to the sea floor of the Texas inner shelf and to establish an integrated base of geologic data as background for the investigation for shoreline engineering projects, power plant sitings, and port sitings.


Start Port/Location:

End Port/Location:

Start Date: 1975-12-01

End Date: 1975-12-13

Equipment Used: 3.5 kHz, Sparker , Lorac Positioning System

Information to be Derived: Morphology;

Summary of Activity and Data Gathered: Approximately 3340 km of minisparker and 1185 km of 3.5 kHz records were obtained. Ship track: 3500 km; Continuous data: 3340 km minisparker 1.0, 3000 km minisparker 0.5, 1185 km 3.5 kHz.

Staff: Charles W. Holmes, Michael Dorsey, Ronald J. Miller, Robert Vitaglione, Carroll Pyle

Affiliate Staff:
Scotty Heald
Felicity Ohrm; Robert Morton (U.T.)
Richard Anderson (U.T.); David Botts (Lorac)
Sonny Andrus (Lorac)

Notes: This cruise was made as the first step in obtaining this information and to provide information needed to judiciously select sites for subsequent sampling. Precision navigation was provided by Lorac Services, Inc. Time for navigation was in the 90 degree meridian. Original Center People field contained: Chuck Holmes, Michael Dorsey, Ronald Miller, Robert Vitaglione, Cary Pyle, Scotty Heald, and Felicity Ohrm.
Project = Texas Co-op, Texas Co-op


South Texas inner continental shelf, Matagorda Bay, Texas, United States, Rio Grande, Mexico, Gulf of Mexico, North America, North Atlantic;

North: 29 South: 26.1 West: -97.75 East: -95


photo of Fay



Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
3.5 kHz --- Sub Bottom Profiler
Sparker --- Sparker
Lorac Positioning System --- Navigation

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