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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 1984-034-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): Ken Able, Rutgers Univ.

Information Specialist(s): David Twichell

Data Type(s): Location-Elevation: Navigation

Scientific Purpose/Goals: Map tilefish burrows.


Start Port/Location: Indian River, FL

End Port/Location: Indian River, FL

Start Date: 1984-05-19

End Date: 1984-05-21

Equipment Used: Sidescan sonar, Loran-C

Information to be Derived: Habitat maps; Sea floor map;

Summary of Activity and Data Gathered: Sidescan sonar data were collected at the Cape Canaveral shelf edge to map differences in tilefish burrow density with increasing water depth.

Staff: David Twichell

Affiliate Staff:
Ken Able
Rutgers Univ.; Bob Jones
Harbor Branch Foundation



Cape Canaveral, Florida east coast, United States, North Atlantic;

North: 28.8333 South: 28.7 West: -80.0666 East: -79.9333


photo of Johnson
photo of Johnson Sea-link
Johnson Sea-link



Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Loran-C --- Navigation
1984-034-FA-LN-001-01 ( Track map of sidescan survey area, plotted from ship navigation with MapGen software, in Lat./Long.)
1984-034-FA-LN-001 ( Paper printouts of navigation with 5 minute fix intervals: includes time, lat., long., speed and course over ground.)
1984-034-FA-LN-002 ( Paper charts from bridge plotter of sidescan sonar survey lines; Loran-C coordinates.)
Sidescan sonar --- Sidescan
1984-034-FA-SO-001 ( Paper sidescan sonar profiles in folders; images not slant-range or ground-range corrected.)

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