USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 2001-025-FA

Other ID: IB R-1-01-MD

Status: Completed

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

Funding Program(s):

Principal Investigator(s): E. Robert Thieler

Affiliate Investigator(s):

Information Specialist(s): E. Robert Thieler

Data Type(s): Location-Elevation: Navigation, Seismics: Boomer, Seismics: Sub Bottom Profiler

Scientific Purpose/Goals: High-resolution geophysics in preparation for coring.


Start Date: 2001-03-06

Start Port/Location: Cambridge, MD

End Date: 2001-03-09

End Port/Location: Cambridge, MD

Equipment Used: DGPS, Knudsen CHIRP Sub-bottom Profiler, Single channel hydrophone, Boomer

Information to be Derived:

Summary of Activity and Data Gathered:

Staff: Stephen Colman, Barry Irwin, David Nichols

Affiliate Staff:

Notes: Boomer and Knudsen surveys in preparation for coring on FA 01019 (hoverprobe). Original Center People field contained: S. Colman, Ch. Sci.; D. Nichols, Capt. and Marine Tech.; B. Irwin, Navigator.
Project = Submerged paleo-shorelines, Submerged paleo-shorelines


Choptank River, Maryland, United States, North America, North Atlantic;

North: 38.8 South: 38.5 West: -76.1 East: -75.9


photo of Rafael


Swift, B.A., Thieler, E. R., Colman, S. M., and Nichols, D. R., 2003, Archive of Chirp subbottom data collected during USGS Cruise RAFA01025, Choptank River, Maryland, March 6-9, 2001: .

Swift, B.A., Thieler, E.R., Colman, S.M., and Nichols, D.R., 2003, Archive of Boomer subbottom data collected during USGS Cruise RAFA01025, Choptank River, Maryland, March 6-9, 2001: .


FAN 2001-025-FA has data viewable in the GeoMappApp/Virtual Ocean applications. To view this data in these applications go to and See the instructions for locating USGS data in these applications. You can also view the imagery created from the SEGY data at

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
DGPS --- Navigation
Knudsen CHIRP Sub-bottom Profiler --- Sub Bottom Profiler
Chirp seismic data ( )
Single channel hydrophone --- Air Gun / Water Gun
Bubble Gun
Sub Bottom Profiler
2001-025-FA-SE-002 ( Raw CHIRP seismic data)
2001-025-FA-SE-001 ( Raw Boomer seismic data)
Boomer seismic data ( )
Boomer --- Boomer