Field Activity 1983-010-FA

Identifier 1983-010-FA
Alternate names 702-84 (83-1)
Purpose 1. Survey and sample shelf edge calcareous prominences along the northeastern Gulf of Mexico to study the structure, geology, and paleoenvironments of these reefs; 2. study the sedimentation on the rise seaward of the West Florida Escarpment; and 3. study the distribution of phosphate and manganese crusts on the West Florida Slope and Escarpment.
Location West Florida Escarpment and slope, Mississippi Canyon Reef, Hoffa Reef, Mid-Canyon Pinnacle, Desoto Canyon Reef, Mobile Pinnacle, Gulf of Mexico, United States, North America, North Atlantic;
Summary Grab samples: 33; Dredge samples: 3; Photo stations: 11; Piston cores: 5; Pavement (hardrock) cores: 6; 3.5 kHz profiles: 450 km; 30 kJ sparker profiles: 450 km.
Info derived Morphology; Samples and chemical analysis;
Comments Original Center People field contained: Dann Blackwood, Ronald Circe, Robert Commeau, Albert Bud Dahl, John Hampson, Candy Lane, Wesley Lombard, Heidi Meir, Lawrence Poppe. Project = Shelf-edge reef study, Shelf-edge reef study Information from Foghorn: Benthos grab sampler;Rock dredge;Benthos camera and strobe unit;Piston corer;T1 Silent 700 for data recording (w/ Navidyne ESC-7000) ;EPSCO C-PLOT plotter for ship s station positioning;
Platform
Lynch
Length 209 feet; beam 40 feet; draft 16 feet.
Itinerary
Start Ft. Lauderdale, FL 1983-10-16
End Tampa, FL 1983-11-05
Days in the field 16
Bounds
West -90.0167
East -84.63611
North 29.54278
South 25.95833

Personnel

Organization
384 Woods Hole Road
Quissett Campus
Woods Hole, MA02543-1598
(508) 548-8700
Principal investigators Lawrence J PoppeRonald C. Circe
Crew members
Lawrence J Poppe
Scientist, Staff
Dann S Blackwood
Scientist, Staff
Ronald C. Circe
Scientist, Staff
Lombard, C. Wesley
Scientist, Staff
Bostwick, Candy
Scientist, Staff
Hampson, John C., Jr.
Scientist, Staff
Dahl, Alfred
Scientist, Staff
Robert Commeau
Scientist, Staff
Affiliate staff Heidi Meir; Greg Magnus - Delaware Geological Survey; Charles Paull - Scripps; Juan Trias - USGS-San Juan

Data types and categories

Data category: Biological Field Study, Imagery, Location-Elevation, Sampling, Seismics
Data type: Experiments (biological), Photo, Navigation, Biology, Geology, Sparker

Documents: Notes and log books

Name Description
Cruise report Chief Scientist's cruise report including personnel list, equipment list, data acquisition and equipment notes, dredge stations, grab stations, camera stations, core locations, and seismic line locations.

Equipment used

Equipment Usage description Data types Datasets
Piston corer Geology (no data reported)
Grab sampler Biology, Geology (no data reported)
Dredge Biology, Geology (no data reported)
Benthos model 372 camera and strobe Photo (no data reported)
Northstar 6000 LORAN-C Navigation 1
Navidyne ESC-7000 Navigation (no data reported)
Sparker Sparker (no data reported)
Single channel hydrophone Air Gun / Water Gun, Boomer, Bubble Gun, Sparker, Sub Bottom Profiler 3

Datasets

Datasets produced in this activity

Dataset name Equipment Description Dataset contact
1983-010-FA-LN-001 Northstar 6000 LORAN-C Digital tapes of NV data: inv. # 2869 thru 2874, 2935 thru 2938, and 3776. Nancy K. Soderberg
1983-010-FA-SE-001 Single channel hydrophone Collection of paper record displays of seismic data( 12K) for lines Nancy K. Soderberg
1983-010-FA-SE-002 Single channel hydrophone microfilm of Nancy K. Soderberg
1983-010-FA-SE-003 Single channel hydrophone analog tape of seismic data Nancy K. Soderberg

Publications

Samples collected during this field activity