USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1977-040-FA

Other ID: 78-2

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: Geology

Scientific Purpose/Goals: Map pipeline locations and stake by SCUBA observations. Collect water (suspended sediment) samples. Collect surface samples for Grossman.


Start Date: 1977-12-05

Start Port/Location:

End Date: 1977-12-08

End Port/Location:

Equipment Used: Grab sampler

Information to be Derived: Grain size analysis; Suspended sediment concentrations; Pipeline maps;

Summary of Activity and Data Gathered: Mapped pipeline location; observed pipeline and stake by SCUBA. Sea days: 4; Man days: 20; Suspended sediment samples: 24; Surface samples: 22; SCUBA dives: 16.


Affiliate Staff:

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


San Juan, Arecibo, Puerto Rico, United States, North America, North Atlantic;

North: 18.6 South: 18.45 West: -66.75 East: -66


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
Grab sampler --- Biology