USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1978-003-FA

Other ID: 78-4

Status: Completed

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

Funding Program(s):

Principal Investigator(s): James V. A. Trumbull

Affiliate Investigator(s):

Information Specialist(s):

Data Type(s): Sampling: Biology, Sampling: Chemistry, Sampling: Geology, Seismics: Sparker

Scientific Purpose/Goals: Conduct minisparker survey and SCUBA observations. Used leased vessel for shoaly areas (FA 78005).


Start Date: 1978-02-06

Start Port/Location:

End Date: 1978-02-16

End Port/Location:

Equipment Used: Sparker system, SCUBA, Single channel hydrophone

Information to be Derived: Sea floor map;

Summary of Activity and Data Gathered: Sea days: 16 (including BARRACUDA, FA 78005); Man days: 50 (including FA 78005); SCUBA dives: 6 (including FA 78005); Minisparker: 220 km (including FA 78005).


Affiliate Staff:

Notes: Project = Puerto Rico Marine Geology Co-op, Puerto Rico Marine Geology Co-op


western Isla de Vieques, Puerto Rico, Caribbean Sea, United States, North America, North Atlantic;

North: 18.2 South: 18 West: -65.7 East: -65.5


photo of Jean A
Jean A


Grove, K.A., and Trumbull, James V. A., 1978, Surficial geologic maps and data on three potential offshore sand sources on the insular shelf of Puerto Rico: , download PDF.


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Sparker system --- Sparker
SCUBA --- Biology
Single channel hydrophone --- Air Gun / Water Gun
Bubble Gun
Sub Bottom Profiler