USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1974-008-FA

Other ID: 74; Digicon Party 511

Status: Completed

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

Funding Program(s):

Location: Atlantic Continental Shelf, Georges Bank, Massachusetts to Virginia, United States, North America, North Atlantic;

Principal Investigator(s): John Grow, James M. Robb

Affiliate Investigator(s): Jack Friesen - Digicon, Inc.

Information Specialist(s): Nancy K. Soderberg

Data Type(s): Seismics: Multichannel, Electro-Magnetic: Magnetics, Location-Elevation: Navigation

Scientific Purpose/Goals: Contractor Digicon to collect multichannel seismic survey Lines 4, 5, 6, A, and B.


Start Date: 1974-09-05

Start Port/Location: New Bedford, MA

End Date: 1974-09-24

End Port/Location: Savannah, GA

Equipment Used: Multichannel seismics, Varian V-75 magnetometer, Magnavox satellite positioning system, Sonar Doppler, Loran-C

Information to be Derived: Morphology;

Summary of Activity and Data Gathered: CDP multichannel seismic lines: 5 (#4, 5, 6, A, and B; 1235.2 km).

Staff: Bruce Ambuter, Charles Meeder, James M. Robb

Affiliate Staff:
Peter Buhl - LDGO; Jack Friesen - Digicon
Inc.; other Digicon employees (watchstanders


Location Map:


photo of Gulf Seal
Gulf Seal


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Multichannel seismics --- Multichannel
1974-008-FA-SE-001-08 ( List of SEG-Y Files (text file) List of SEG-Y demux and stack files migrated from 9-track tapes to CD-ROM.)
1974-008-FA-SE-001-07 ( Line-6 * STACK SEG-Y Data )
1974-008-FA-SE-001-06 ( Line-6 * DEMUX SEG-Y Data)
1974-008-FA-SE-001-11 ( Seismic lines 4 and 5 scanned to SEGY format.)
1974-008-FA-SE-001-01 ( film collection of VEL ANAL LINES 4-6)
1974-008-FA-SE-001-02 ( Paper record section of Lines 4, 4A, 4B, 5, 6, 6A&B, 5ST, 5VW, 4RS, )
1974-008-FA-SE-001-04 ( Line-4 * DEMUX SEG-Y Data )
1974-008-FA-SE-001-05 ( Line-5 * DEMUX SEG-Y Data )
1974-008-FA-SE-001-03 ( CD ROM disk of 4-1 1,2,3,4,5SP101-1318 NO STK, 4-2 6,7,8,9,10SP1318-2390NO ST, 4-3 11,12,13,14SP1-713 NO STK, 4-4 15,16,17SP1-685 NO STK, 4-5 18,19,20SP686-1186 NO STK, 4-6 21,22,23,24SP1187-1927 NO, 4-7 25,26,26B,27,28SP1984-2540, 4-8 29,29B,30,31SP2541-3221 NO, 4-9 32,33SP3221-3494 NO STK, 5-1 1,2,3SP105-740 NO STACK, 5-2 4,5,7,8,9,10SP740-1622 NO, 5-3 11,12,13,14,15SP1623-2426, 5-4 16,17,18,19,20SP2427-3563, 5-5 21,21A,22,23,24SP3563-4574, 5-6 25,26,27,28,29,30SP4574-*, 5-7 31,32,33,34SP5628-6441?, 5-8 35,36,37,38SP?-?, 6-1 1,2,3SP1-1344,ST1+2, 6-2 4,5,6SP1344-2144,ST1+2, 6-3 7,8,9SP2144-2952,ST1+2, 6-4 10,11,12,13,14SP2676-3639, 6-5 15,16,17,18SP3640-4305,ST, 6-6 19,20,21,22SP4305-5247,ST, 6-7 23,24,25SP5247-5870,ST1+2, 6-8 26,27,28SP5870-6491,ST1+2, 6-9 29,30,31,32SP6491-7174,ST, 6-10 33,34,35SP7174-7890,ST1+2, 6-11 36,37,38SP7890-8512,ST1+2, 6-12 39,40SP8512-8914,ST1+2, NAVOCEANO ATLANTIC PLOTS, )
Varian V-75 magnetometer --- Magnetics
1974-008-FA-GP-001 ( Digital tapes of MG: inventory #0844, 0845, and 0847.)
Magnavox satellite positioning system --- Navigation
Sonar Doppler --- Navigation
Loran-C --- Navigation
1974-008-FA-LN-002 ( Shotpoint Navigation (txt file) Navigation points for Line 4.)
1974-008-FA-LN-003 ( Shotpoint Navigation (txt file) Navigation points for Line 5.)
1974-008-FA-LN-001 ( CDP navigation trackline plot for field activity 74008)
1974-008-FA-LN-005 ( Contracted Atlantic Marine Multi-channel Seismic Tracklines (pdf file) Generalized trackmap depicting several data sets including Lines 4, 5, 6, and B collected by Digicon aboard the GULF SEAL.)
1974-008-FA-LN-004 ( Shotpoint Navigation (txt file) Navigation points for Line 6.)