USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1981-007-FA

Other ID: 81-G-6-1; 81-G-5; 81-5 Leg 1

Status: Completed

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

Funding Program(s):

Location: Mississippi continental shelf, Louisiana continental shelf, Gulf of Mexico, United States, North America, North Atlantic;

Principal Investigator(s): Arnold H. Bouma

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Electro-Magnetic: Gravity, Electro-Magnetic: Magnetics, Environmental Data: Current, Location-Elevation: Navigation, Seismics: Air Gun / Water Gun, Seismics: Sparker

Scientific Purpose/Goals: Collect high-resolution seismics, gravity, magnetics, grab samples and current drift bottle data to produce a hazards map and geologic interpretation of the study area.

Vehicle(s):

Start Date: 1981-04-06

Start Port/Location: Galveston, TX

End Date: 1981-04-17

End Port/Location: Galveston, TX

Equipment Used: Air gun, Sparker system, Current Drift Bottle, Magnetometer (wh), Gravity meter (wh), Integrated Navigation System, Single channel hydrophone

Information to be Derived:

Summary of Activity and Data Gathered: There were 1500 km of good quality high-resolution seismics and sidescan sonar, 18 grab samples, 40 drift bottle stations, and 75 km of magnetics and gravity.

Staff: Robert F. Bowles, James E. Dodd, Barry Irwin, David Mason, David Nichols, Kenneth E. Parolski, George B. Tirey

Affiliate Staff:
USGS-Corpus Christi: Arnold Bouma - Ch. Sci.
Ronald Miller - Oceanographer
Jack Kindinger - Oceanographer
Linda Massingill - Geologist
Ronald Wells - Geologist
Betty Reed - Typist
John West - ET; BLM-New Orleans: Lawrence Handley - Geologist

Notes: Original Center People field contained: Rusty Tirey - Ch. Ops., Robert Bowles - Nav., Barry Irwin - Nav., James Dodd - Nav., David Mason - ET, Kenneth Parolski - ET, Dave Nichols - ET.

Location Map:

Platform(s):

photo of Gyre
Gyre

Publications

(Single Channel seismic) Sanford, J.M., Harrison, A.S., Wiese, D., and Flocks, J.G., 2009, Archive of digitized analog boomer and minisparker seismic reflection data collected from the Mississippi-Alabama shelf during cruises onboard the R/V Carancahua and R/V Gyre, April and July 1981: U.S. Geological Survey Data Series 428.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Air gun --- Air Gun / Water Gun
Sparker system --- Sparker
Current Drift Bottle --- Current
Magnetometer (wh) --- Magnetics
Gravity meter (wh) --- Gravity
1981-007-FA-GP-001 ( Digital tape(s) of NV-INS, NV,GR, )
Integrated Navigation System --- Navigation
1981-007-FA-LN-001 ( Digital tape(s) of NV-INS, NV,GR, )
Single channel hydrophone --- Air Gun / Water Gun
Boomer
Bubble Gun
Sparker
Sub Bottom Profiler
1981-007-FA-SE-001 ( analog tape of seismic data)