| Identifier | 1981-007-FA | ||||||||
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| Alternate names | 81-G-6-1; 81-G-5; 81-5 Leg 1 | ||||||||
| Purpose | 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. | ||||||||
| Location | Mississippi continental shelf, Louisiana continental shelf, Gulf of America (Gulf of Mexico), United States, North America, North Atlantic; | ||||||||
| Summary | 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. | ||||||||
| Comments | 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. | ||||||||
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| Itinerary |
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| Bounds |
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| Organization |
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
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| Principal investigators | Arnold H. Bouma | ||||||||||||||
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| 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 |
| Data category: | Electro-Magnetic, Environmental Data, Location-Elevation, Seismics |
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| Data type: | Gravity, Magnetics, Current, Navigation, Air Gun / Water Gun, Sparker |
| Name | Survey Equipment | Description |
|---|---|---|
| Cruise report | (document not focused on specific equipment) | Chief Scientist's cruise report of personnel, data collection, equipment notes, ship movement. Includes NOAA general cruise inventory sheets. |
| Navigation log | Integrated Navigation System | Integrated Navigation System logbook for Legs 1 and 2 (81007 and 81008) containing day and time, line number, course, speed, latitude, and longitude with irregular fixes and data acquisition notes. |
| Geophysics log | Single channel hydrophone | Log containing 3.5 kHz, 12 kHz, sparker and airgun systems descriptions, including line number times, start and end times, shotpoint numbers, equipment configuration and performance, data acquisition notes. |
| Equipment | Usage description | Data types | Datasets |
|---|---|---|---|
| Air gun | Air Gun / Water Gun | (no data reported) | |
| Sparker | Sparker | (no data reported) | |
| Current Drift Bottle | Current | (no data reported) | |
| Magnetometer (wh) | Magnetics | (no data reported) | |
| Gravity meter (wh) | Gravity | 1 | |
| Integrated Navigation System | Navigation | 2 | |
| Single channel hydrophone | Air Gun / Water Gun, Boomer, Bubble Gun, Sparker, Sub Bottom Profiler | 2 |
| Dataset name | Equipment | Description | Dataset contact |
|---|---|---|---|
| 1981-007-FA-GP-001 | Gravity meter (wh) | Digital tape(s) of NV-INS, NV,GR, | Nancy K. Soderberg |
| 1981-007-FA-LN-001 | Integrated Navigation System | Digital tape(s) of NV-INS, NV,GR, | Nancy K. Soderberg |
| Nav data | Integrated Navigation System | Linda P McCarthy | |
| 1981-007-FA-SE-001 | Single channel hydrophone | analog tape of seismic data | Nancy K. Soderberg |
| Scanned record sections of minisparker data | Single channel hydrophone | Linda P McCarthy |
