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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1972-004-FA

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Other ID: HUNT 02; Leg II

Status: Completed

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

Funding Program(s):

Principal Investigator(s): James M. Robb

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Electro-Magnetic: Gravity, Electro-Magnetic: Magnetics, Location-Elevation: Navigation, Seismics: Boomer, Seismics: Sonobuoy, Sonar: Sidescan

Scientific Purpose/Goals: Cruise was the second part of the search for drilling sites along the north flank of Georges Bank.

Vehicle(s):

Start Port/Location:

End Port/Location:

Start Date: 1972-08-04

End Date: 1972-08-14

Equipment Used: LaCoste-Romberg gravimeter G-179, Boomer, Marine magnetometer, Seismic refraction, Loran-C, Single channel hydrophone, EG&G Model 260 sidescan sonar

Information to be Derived:

Summary of Activity and Data Gathered: Gravity over Georges Bank area was successfully measured at 109 stations. Those data and an interpretation are reported in Hendricks and Robb, 1973.

Staff: William Dillon, Raymond E. Hall, John Hendricks, Frank W. Jennings, Charles J. O'Hara, James M. Robb, Byron Ruppel

Affiliate Staff:
Wallace Bothner - UNH; Nathaniel Richardson - Republic of Liberia; Norman Buckley - GFA
Philip Clark - GFA
David Davis - GFA; Gary Stuckey - GFA
Robert White - PST

Notes:

Location:

Georges Bank, United States, North America, North Atlantic,

Boundaries
North: 42.48380435 South: 40.69729901 West: -69.4020752 East: -66.57126409

Platform(s):

photo of Hunt
Hunt

Publications

Hendricks, J.D., and Robb, James M., 1973, Gravity measurements in the vicinity of Georges Bank: Geological Society of America Bulletin, GSA Bulletin, v. 84 no. 12, URL: https://doi.org/10.1130/0016-7606(1973)84%3C3911:GMITVO%3E2.0.CO;2.

Oldale, R.N., Hathaway, J.C., Dillon, W.P., Hendricks, J.D., and Robb, J.M., 1974, Geophysical observations on northern part of Georges Bank and adjacent basins of Gulf of Maine: The American Association of Petroleum Geologists Bulletin, AAPG Bulletin, v. 58 no. 12, URL: https://pubs.er.usgs.gov/publication/70121288.

Schlee, J., Mattick, R.E., Taylor, D.J., Girard, O.W., Grow, J., Rhodehamel, E.C., Perry, W.J., Jr., Bayer, K.C., Furbush, M., Clifford, C.P., and Lees, J.A., 1975, Sediments, structural framework, petroleum potential, environmental conditions, and operational considerations of the United States North Atlantic Outer Continental Shelf: U.S. Geological Survey Open-File Report 75-353, https://doi.org/10.3133/ofr75353.

Portals/Viewers

Documents associated with this activity

Title Survey Equipment Description
Cruise log (document not focused on specific equipment) Field log containing Loran-C navigation positions, sonobouy, gravity meter, magnetometer, CSP airgun, and 3.5 kHz Uniboom data acquisition notes.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
LaCoste-Romberg gravimeter G-179 --- Gravity
Boomer --- Boomer
Marine magnetometer --- Magnetics
Seismic refraction --- Sonobuoy
1972-004-FA-LN-001-02 (Zip archive containing Legs 2 and 3 sonobuoy refraction profiles trackline map.)
Loran-C --- Navigation
1972-004-FA-LN-001-01 (Track map for Site 1, August 11, 1972 depicting Continuous Seismic Profiling (CSP) lines, 3.5 kHz seismics lines, magnetics, and Sonobuoy traverses.)
1972-004-FA-NL-001-01 (Field log containing Loran-C navigation positions, sonobuoy, gravity meter, magnetometer, CSP airgun, and 3.5 kHz Uniboom data acquisition notes.)
Single channel hydrophone --- Air Gun / Water Gun
Boomer
Bubble Gun
Sparker
Sub Bottom Profiler
1972-004-FA-SE-001 (microfilm of )
1972-004-FA-SE-002 (analog tape of seismic data)
EG&G Model 260 sidescan sonar --- Sidescan
1972-004-FA-SO-001 ( Collection of paper record displays of sidescan sonar data for lines )

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