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USGS Coastal and Marine Geology Program

Field Activity Details for field activity 2006-008-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):

Information Specialist(s): Brian Andrews, Christopher F. Polloni

Data Type(s): Environmental Data: Temperature, Sonar: Multibeam

Scientific Purpose/Goals: Multibeam bathymetry mapping to identify earthquake and tsunami sources.


Start Port/Location: San Juan, Puerto Rico

End Port/Location: San Juan, Puerto Rico

Start Date: 2006-05-03

End Date: 2006-05-19

Equipment Used: XBT, SeaBeam 2112

Information to be Derived:

Summary of Activity and Data Gathered: 53,300 sq. km of multibeam bathymetry were collected south of Puerto Rico, the Virgin Islands, and the Dominican republic, in the Mona rift area, in the 1946 tsunami area and south of the Puerto Rico trench. 11 XBT dropped.

Staff: Brian Andrews, Wayne Baldwin, William Danforth, Christopher F. Polloni, Uri Ten Brink

Affiliate Staff:
Jose-Luis Granja (student
U. of Madrid); Maria Gomez (data processing technician
Spanish Institute of Oceanography); Misty Watson (Observer

Notes: Original Center People field contained: Uri ten Brink (chief Scientist), Bill Danforth (data processing expert), Brian Andrews (GIS expert), Wayne Baldwin (data processing expert), Chris Polloni (archiving).


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

North: 20 South: 16.9 West: -70 East: -62


photo of Ronald H. Brown
Ronald H. Brown


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. U. S. Geological Survey Open-File Report 2013-1125, doi: 10.3133/ofr20131125.

Granja Bruña, J.L., ten Brink, U. S., A., Muñoz-Martín A., Carbó-Gorosabel, A., Llanes Estrada, P., 2015, Shallower structure and geomorphology of the southern Puerto Rico offshore margin: Marine and Petroleum Geology, v. 67, 30 56 p., doi: 10.1016/j.marpetgeo.2015.04.014.

ten Brink, U.S., Marshak, Stephen, and Granja Bruna, Jose-Luis, 2009, Bivergent thrust wedges surrounding oceanic island arcs; insight from observations and sandbox models of the northeastern Caribbean plate: Geological Society of America Bulletin, v. 121 no. 11-12, doi: 10.1130/B26512.1.


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
XBT --- Temperature
SeaBeam 2112 --- Multibeam

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