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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1983-014-FA

Other ID: LYNCH 702-84/II

Status: Completed

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

Funding Program(s):

Principal Investigator(s): Charles W. Holmes

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Seismics: Sparker, Seismics: Sub Bottom Profiler, Imagery: Photo, Location-Elevation: Navigation

Scientific Purpose/Goals: Obtain high-resolution (700 J) sub-bottom data in the Florida Straits to complete mapping the sedimentary sequences discovered on previous cruises; and obtain sample outcrops of sequences that outcrop in the Florida Canyon.


Start Port/Location: Tampa, FL

End Port/Location: Ft. Lauderdale, FL

Start Date: 1983-11-09

End Date: 1983-11-22

Equipment Used: ORE 140 transceiver/1036 transducer sub-bottom profiler, Benthos model 372 camera and strobe, Del Norte 26 sparker, Loran-C

Information to be Derived: Sea floor map; Morphology; Samples and chemical analysis;

Summary of Activity and Data Gathered: Camera was lost on the first cast due to a break in the wire on the drum. 30,000 J Sparker data: 1520 km; 3.5 kHz ORE data: 1750 km; Cores: 10 (avg. 2.5 m); Dredges: 3; Minisparker data: 1520 km.

Staff: Nancy Hardin, Charles W. Holmes, James Ray, John West

Affiliate Staff:
Walter Bowles; Jennifer Walker; Linda Massingill - MMS; Greg Brooks - USF; Steve Walker - USF

Notes: Original Center People field contained: Chuck Holmes, Chief Scientist; Jack Kindinger; Nancy Hardin; John West; James Ray; Walter Bowles; Jennifer Walker.
Project = West Florida Shelf, West Florida Shelf


Florida Straits, Florida, United States, Gulf of Mexico, North America, North Atlantic;

North: 25 South: 23.7 West: -84.8 East: -81.2


photo of Lynch



Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Del Norte 26 sparker --- Sparker
1983-014-FA-SE-001 ( microfilm of )
ORE 140 transceiver/1036 transducer sub-bottom profiler --- Sub Bottom Profiler
Benthos model 372 camera and strobe --- Photo
Loran-C --- Navigation
1983-014-FA-LN-001 ( Cruise trackmap for LYNCH 702-84-II.)

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