USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1973-004-FA


Status: Completed

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

Funding Program(s):

Principal Investigator(s): Charles J. O'Hara, Robert N. Oldale

Affiliate Investigator(s):

Information Specialist(s):

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

Scientific Purpose/Goals: Uniboom survey of Cape Cod Bay.


Start Date: 1973-06-20

Start Port/Location: Woods Hole, MA

End Date: 1973-07-06

End Port/Location: Woods Hole, MA

Equipment Used: Loran-C, Boomer, Single channel hydrophone

Information to be Derived:

Summary of Activity and Data Gathered: Excellent data were collected along seismic lines spaced one mile apart. Penetration to basement was accomplished in most places. Uniboom lines: 1-25.

Staff: Donald W. McNair, Charles J. O'Hara

Affiliate Staff:

Notes: Project = Massachusetts Co-op, Massachusetts Co-op


Cape Cod Bay, Massachusetts, United States, North America, North Atlantic,

North: 42 South: 41.6 West: -70.6 East: -70.1


photo of Asterias


Oldale, R.N., and O'Hara, Charles J., 1990, Maps showing the geology of the inner continental shelf, Cape Cod Bay, Massachusetts: URL:, download PDF.


FAN 1973-004-FA has data viewable in the GeoMappApp/Virtual Ocean applications. To view this data in these applications go to and See the instructions for locating USGS data in these applications. You can also view the imagery created from the SEGY data at

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Loran-C --- Navigation
1973-004-FA-LN-001-01 ( Zip archive of Cruise track chart with line numbers, days, and 15-minute positions. )
Boomer --- Boomer
Single channel hydrophone --- Air Gun / Water Gun
Bubble Gun
Sub Bottom Profiler
SEGY data ( )
1973-004-FA-SE-001 ( Collection of paper record displays of seismic data( UNI) for lines )
1973-004-FA-SE-002 ( microfilm of LINES 1-32)