USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1978-012-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Location: Block Canyon, Atlantis Canyon, Mud Patch, southern New England continental shelf, United States, North America, North Atlantic;

Principal Investigator(s): David Twichell

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Location-Elevation: Navigation, Seismics: Boomer, Sonar: Sidescan

Scientific Purpose/Goals: Map the surface character, thickness and extent of the Mud Patch sediment lens to define the origin and present processes responsible for the development of this anomalous sediment deposit.

Vehicle(s):

Start Date: 1978-05-15

Start Port/Location: Atlantic City, NJ

End Date: 1978-05-20

End Port/Location: Atlantic City, NJ

Equipment Used: Klein 531 sidescan, Loran-C, Boomer, Single channel hydrophone

Information to be Derived: Sea floor map;

Summary of Activity and Data Gathered: No sidescan lines 1-5; equipment problems. Huntec boomer: 941 km; Klein sidescan sonar: 673 km; EDO Western 60 kHz echo sounder: 941 km.

Staff: Barry Irwin, David Twichell

Affiliate Staff:
Univ. Delaware students: Dennis Bebel
Tom Crosby
Kathy Kent
Gary Snyder
Marion Swincki; Offshore Navigation
Inc. technicians: John Barnard
Mike Coster
Larry Matson; Huntec technician: Dave Tullett; US Navy engineer: Nathan (Bing) Fuller

Notes: Original Center People field contained: Dave Twichell - Ch. Sci., Barry Irwin.

Location Map:

Platform(s):

photo of Cape Henlopen
Cape Henlopen

Publications

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Klein 531 sidescan --- Sidescan
1978-012-FA-SO-002 ( microfilm of )
1978-012-FA-SO-001 ( Collection of paper record displays of sidescan sonar data for lines )
Loran-C --- Navigation
1978-012-FA-LN-001-01 ( Track map with tracklines, dates and times.)
1978-012-FA-NL-001-04 ( Navigation Log (pdf file) Bridge Loran log.)
Boomer --- Boomer
Single channel hydrophone --- Air Gun / Water Gun
Boomer
Bubble Gun
Sparker
Sub Bottom Profiler
1978-012-FA-SE-001 ( microfilm of )
1978-012-FA-NL-001-03 ( Seismics log.)