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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1995-004-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Principal Investigator(s): David Twichell

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Location-Elevation: Navigation, Sonar: Sidescan, Sonar: Single Beam, Seismics: Sub Bottom Profiler, Sampling: Biology, Sampling: Geology

Scientific Purpose/Goals: Conduct a sidescan sonar, bathymetry, and high-resolution sub-bottom survey of an 8 by 6.5 nautical mile area of the shoreface and inner West Florida shelf offshore Sarasota, Florida.


Start Port/Location: St. Petersberg, FL

End Port/Location: St. Petersberg, FL

Start Date: 1995-05-02

End Date: 1995-05-08

Equipment Used: 3.5 kHz, DGPS, Grab sampler, Klein 531 sidescan, Odom Digitrace 200kHz, Q-MIPS sidescan sonar system

Information to be Derived:

Summary of Activity and Data Gathered:

Staff: VeeAnn Atnipp Cross, Kenneth E. Parolski

Affiliate Staff:
Sean Leathem - USGS-St. Pete; Scott Harrison - USF-St. Pete; Nancy DeWitt - Eckerd College; Jim Edwards - USF-St. Pete; Katie Kowalski - USF-Tampa; Stefan Ioannou - U. Toronto



West Florida inner continental shelf, Florida, Gulf of Mexico, United States, North America, North Atlantic;

North: 27.42283 South: 27.29735 West: -82.7032 East: -82.53204


photo of Bellows


Twichell, D., and Paskevich, Valerie, 1999, Bathymetry, sidescan sonar image, surface sediments, and surficial geological map of the inner shelf off Sarasota, Florida; preliminary discussion and GIS database release: U.S. Geological Survey Open-File Report 99-396, CD-ROM, URL:


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
DGPS --- Navigation
1995-004-FA-LN-001 ( Navigation trackline plot for field activity 95004)
1995-004-FA-LN-002 ( Floppy disk(s) containing NAV-DGPSL1-7, NAV-DGPSL7-14, NAV-DGPSL14-16, NAV-DGPSL17-18, NAV-DGPSL18-19, NAV-DGPSL19-27, NAV-DGPSL27-36, NAV-DGPSL36-48, NAV-DGPSL48, NAV-DGPSL48-51, NAV-DGPSL51-60, NAV-DGPSDAMAGED, NAV-DGPSL60-67, NAV-DGPSL67-68, NAV-DGPSL68-77, NAV-EDITD1-6, NAV-EDITD7-10, NAV-EDITD11-14, )
Klein 531 sidescan --- Sidescan
1995-004-FA-SO-001 ( Collection of paper record displays of sidescan sonar data for lines )
1995-004-FA-SO-002 ( Digital tape(s) of SSS TEST, SSS L1-5, SSS L6-13, SSS L14-23, SSS L24-29, SSS L30-34, SSS L35-39, SSS L40-48, SSS L49-53, SSS L54-58, SSS L59-63, SSS L64-65, SSS L65-69, SSS L70-77, )
Q-MIPS sidescan sonar system --- Sidescan
Odom Digitrace 200kHz --- Single Beam
3.5 kHz --- Sub Bottom Profiler
1995-004-FA-SE-001 ( microfilm of DIGITAL SSS NOT MICROFILMED)
Grab sampler --- Biology

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