Field Activity 1974-008-FA

Identifier 1974-008-FA
Alternate names 74; Digicon Party 511
Purpose Contractor Digicon to collect multichannel seismic survey Lines 4, 5, 6, A, and B.
Location Atlantic Continental Shelf, Georges Bank, Massachusetts to Virginia, United States, North America, North Atlantic;
Summary CDP multichannel seismic lines: 5 (#4, 5, 6, A, and B; 1235.2 km).
Info derived Morphology;
Gulf Seal
Length 154.58; beam 38 feet.
Start New Bedford, MA 1974-09-05
End Savannah, GA 1974-09-24
Days in the field 18
West -76
East -65
North 42.5
South 34.5


384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators John GrowJames Robb
Crew members
Bruce Ambuter
Scientist, Staff
Meeder, Charles
Scientist, Staff
James Robb
Scientist, Staff
Information specialist(s)
Soderberg, Nancy K.
Specialist, Information
Affiliate principal Jack Friesen - Digicon, Inc.
Affiliate staff Peter Buhl - LDGO; Jack Friesen - Digicon, Inc.; other Digicon employees (watchstanders, navigators, mechanics, etc.)

Data types and categories

Data category: Seismics, Electro-Magnetic, Location-Elevation
Data type: Multichannel, Magnetics, Navigation

Documents: Notes and log books

Name Description
Cruise report Chief scientist's daily log including ship specification, personnel, comprehensive description of data acquisition, contractor's equipment notes, etc.
Memorandum Data transmittal and description for release by National Geophysical Data Center.
Cruise log Observer Log (pdf) Observer's log for Line 4.
Cruise log Observer Log (pdf) Observer's log for Line 5.
Cruise log Observer Log (pdf) Observer's log for Line 6.

Equipment used

Equipment Usage description Data types Datasets
Multichannel seismics Multichannel 11
Varian V-75 magnetometer Magnetics 1
Magnavox satellite positioning system Navigation (no data reported)
Sonar Doppler Navigation (no data reported)
Loran-C Navigation 5


Datasets produced in this activity

Dataset name Equipment Description Dataset contact
1974-008-FA-SE-001-01 Multichannel seismics film collection of VEL ANAL LINES 4-6 Nancy K. Soderberg
1974-008-FA-SE-001-02 Multichannel seismics Paper record section of Lines 4, 4A, 4B, 5, 6, 6A&B, 5ST, 5VW, 4RS, Nancy K. Soderberg
1974-008-FA-SE-001-03 Multichannel seismics 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, Nancy K. Soderberg
1974-008-FA-SE-001-04 Multichannel seismics Line-4 * DEMUX SEG-Y Data Nancy K. Soderberg
1974-008-FA-SE-001-05 Multichannel seismics Line-5 * DEMUX SEG-Y Data Nancy K. Soderberg
1974-008-FA-SE-001-06 Multichannel seismics Line-6 * DEMUX SEG-Y Data Nancy K. Soderberg
1974-008-FA-SE-001-07 Multichannel seismics Line-6 * STACK SEG-Y Data Nancy K. Soderberg
1974-008-FA-SE-001-08 Multichannel seismics List of SEG-Y Files (text file) List of SEG-Y demux and stack files migrated from 9-track tapes to CD-ROM. Nancy K. Soderberg
1974-008-FA-SE-001-09 Multichannel seismics Line A scanned record section of stack data Nancy K. Soderberg
1974-008-FA-SE-001-10 Multichannel seismics Line B scanned record section of stack data Nancy K. Soderberg
1974-008-FA-SE-001-11 Multichannel seismics Seismic lines 4 and 5 scanned to SEGY format. Matthew Arsenault
1974-008-FA-GP-001 Varian V-75 magnetometer Digital tapes of MG: inventory #0844, 0845, and 0847. Nancy K. Soderberg
1974-008-FA-LN-001 Loran-C CDP navigation trackline plot for field activity 74008 Nancy K. Soderberg
1974-008-FA-LN-002 Loran-C Shotpoint Navigation (txt file) Navigation points for Line 4. Nancy K. Soderberg
1974-008-FA-LN-003 Loran-C Shotpoint Navigation (txt file) Navigation points for Line 5. Nancy K. Soderberg
1974-008-FA-LN-004 Loran-C Shotpoint Navigation (txt file) Navigation points for Line 6. Nancy K. Soderberg
1974-008-FA-LN-005 Loran-C 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. Nancy K. Soderberg


Samples collected during this field activity