Other ID: CH-15-91
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Principal Investigator(s): William Dillon
Affiliate Investigator(s): Charles Paull - UNC; Richard von Herzen - WHOI
Data Type(s): Environmental Data: Conductivity, Environmental Data: Temperature, Location-Elevation: Navigation, Seismics: Air Gun / Water Gun
Scientific Purpose/Goals: Study of geological/geochemical/physical controls on gas hydrate distribution in sediments of the continental rise off North Carolina using seismics, heat flow measurements and chemistry of core samples.
Start Port/Location: Beaufort, NC
End Port/Location: Beaufort, NC
Start Date: 1991-08-19
End Date: 1991-08-30
Equipment Used: GPS (wh), Corer - slow, Air gun, Single channel hydrophone, Heat flow, YSI multiparameter sonde
Information to be Derived: Morphology;
Summary of Activity and Data Gathered: Seismic profiles: 12 (626 km); Piston cores: 12 (nearly 40 ft. long); Heat flow measurements: 3 transects (32 sites).
Staff: William Dillon, Kristen Fehlhaber, Thomas O'Brien
Blake Ridge, Cape Fear, North Carolina, United States, North America, North Atlantic;
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.