USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 2013-036-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Principal Investigator(s): Uri Ten Brink

Affiliate Investigator(s): Jason Chaytor, USGS-WHSC, Dwight Coleman, URI, Amanda Demopoulos, USGS-SESC

Information Specialist(s): Brian Andrews, Jason Chaytor

Data Type(s): Sampling: Geology, Sonar: Multibeam, Sonar: Single Beam

Scientific Purpose/Goals: tectonics and landslide activity in the NE Caribbean.


Start Date: 2013-10-02

Start Port/Location: San Juan, PR

End Date: 2013-10-18

End Port/Location: San Juan, PR

Equipment Used: Echosounder, EM 302 (30 kHz) multibeam, Grab sampler

Information to be Derived: Grain size analysis;Sea floor map;Morphology;

Summary of Activity and Data Gathered: Collected 2,028 kms of multbeam data to fill in data gaps in existing bathymetry coverage of area. Completed 10 ROV dives

Staff: Brian Andrews, William Danforth

Affiliate Staff:
Ocean Exploration Trust ship and shore personnel Two scientists from the University of Puerto Rico

Notes: Project = Marine Geohazards/Source Eval,


Puerto Rico, the Virgin Islands, and the Dominican Republic, northeast Caribbean, North Atlantic;,

North: 20 South: 17 West: -70 East: -63


photo of Nautilus


Andrews, B.D., ten Brink, U.S., Danforth, W., Chaytor, J.D., Granja-Bruna, J.L., and Carbo-Gorosabel, A., 2014, Bathymetric Terrain Model of the Puerto Rico Trench and Northeast Caribbean Region for Marine Geological Investigations. doi: 10.3133/ofr20131125.


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Echosounder --- Single Beam
EM 302 (30 kHz) multibeam --- Multibeam
Grab sampler --- Biology