USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 2003-044-FA

Other ID: none

Status: Completed

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

Funding Program(s):

Location: The Race, eastern Long Island Sound, western Block Island Sound, New York, Connecticut, United States, North America, North Atlantic;

Principal Investigator(s): Lawrence Poppe

Affiliate Investigator(s): NOAA

Information Specialist(s): Lawrence Poppe

Data Type(s): Sonar: Multibeam, Sonar: Sound Velocity, Location-Elevation: Navigation

Scientific Purpose/Goals: Multibeam bathymetry and backscatter; Knudsen CHIRP sub-bottom profiling.


Start Date: 2003-09-29

Start Port/Location: Boston, MA

End Date: 2003-10-10

End Port/Location: New London, CT

Equipment Used: Reson 8125, Reson 8101 24 kHz, Simrad EM1002, DGPS

Information to be Derived: Sea floor map; Bathymetric maps;

Summary of Activity and Data Gathered: A bathymetric and sub-bottom survey of The Race (NOAA sheet G) was completed in eastern Long Island Sound and western Block Island Sound.

Staff: William Danforth, Lawrence Poppe

Affiliate Staff:
Shep Smith
Chief Scientist

Notes: Original Center People field contained: Larry Poppe, Geologist; Bill Danforth, Marine Seismic Specialist (mobilization).
Project = Sea and Lake Floor Mapping, Sea and Lake Floor Mapping

Location Map:


photo of Thomas Jefferson
Thomas Jefferson


(Bathymetry) Poppe, L.J., DiGiacomo-Cohen, M.L., Doran, E.F., Smith, S.M., Stewart, H.F., Forfinski, N.A., 2007, Geologic Interpretation and Multibeam Bathymetry of the Sea Floor in the Vicinity of the Race, Eastern Long Island Sound: U.S. Geological Survey Open-File Report 2007-1012.

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Reson 8125 --- Multibeam
Reson 8101 24 kHz --- Sound Velocity
Simrad EM1002 --- Multibeam
2003-044-FA-BA-001 ( Bathymetric Map of The Race (gif file) Bathymetric map of The Race, eastern Long Island Sound, from field multibeam backscatter data.)
DGPS --- Navigation