USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1995-024-FA

Other ID: CH 17-95 Leg 2

Status: Completed

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

Funding Program(s):

Principal Investigator(s): Edwin Roworth

Affiliate Investigator(s): Joe Gettrust - NRL-Stennis Space Center

Information Specialist(s):

Data Type(s): Seismics: Multichannel, Location-Elevation: Navigation

Scientific Purpose/Goals: Deep-towed multichannel profiling of Blake Ridge collapse structure, tie to ODP drillsites, structure near drillsites.


Start Port/Location: Beaufort, NC

End Port/Location: Beaufort, NC

Start Date: 1995-10-27

End Date: 1995-11-06

Equipment Used: Multichannel seismics, DGPS

Information to be Derived:

Summary of Activity and Data Gathered:

Staff: Edwin Roworth

Affiliate Staff:
Joe Gettrust - Ch. Sci. - NRL; Mary Rowe - NRL; others

Notes: CH 17-95 Leg 1: Oct. 11-19, 1995, FA 95023; CH 17-95 Leg 2: Oct. 27 - Nov. 6, 1995, NRL cruise, no report. Original Center People field contained: Ed Roworth - tech.
Project = Gas Hydrates, Gas Hydrates


Blake Ridge, South Carolina, United States, North America, North Atlantic;

North: 33.02709 South: 29.15216 West: -78.3325 East: -73.87207


photo of Cape Hatteras
Cape Hatteras


Anton, C., Dillon, W.P., and Lee, M., 1999, Anomalous, nearly horizontal, seismic reflection at the Blake Ridge--Evidence for a gas trap crosses the base of gas hydrate stability [abs.]: Eos, Transactions, American Geophysical Union, Spring Meeting, v. 80 no. 17-supplement, URL:|537|3089|T51A-08%20%20Anomalous%2c%20Nearly%20Horizontal%2c%20Seismic%20Reflection%20at%20the%20Blake%20Ridge:%20Evidence%20for%20a%20Gas%20%20Trap%20that%20C%20*%20Anton%2c%20C%20H%20Dillon%2c%20W%20P%20Lee%2c|TEXT|localhost:0|%2fdata%2fepubs%2fwais%2findexes%2fsm99%2fsm99|5522885%205525974%20%2fdata2%2fepubs%2fwais%2fdata%2fsm99%2fsm99.txt.


Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Multichannel seismics --- Multichannel
DGPS --- Navigation