Other ID: Cruise II, Leg II; RP-4-SU-79B
Organization(s): USGS, Woods Hole Coastal and Marine Science Center
Principal Investigator(s): Bruce Ambuter
Data Type(s): Seismics: Sub Bottom Profiler, Seismics: Air Gun / Water Gun, Seismics: Sonobouy, Seismics: Ocean Bottom Seismometer, Location-Elevation: Navigation
Scientific Purpose/Goals: Detect and locate earthquake activity in the northeast Gulf of Alaska (NEGOA). Obtain measurements of sea floor accelerations accompanying both strong and weak earthquakes. Demonstrate and evaluate the effectiveness of the USGS OBIPs when used in the seismic refraction mode.
Start Date: 1979-07-19
End Date: 1979-07-27
Equipment Used: 3.5 kHz, Ocean Bottom Seismometer, Air gun, Seismic refraction, Loran-C
Information to be Derived:
Summary of Activity and Data Gathered: OBIP deployments - 13; OBIP recoveries - 8; Seismic refraction - 3 lines, 165 km; Bathymetry/sub-bottom profiling - 580 km; XBT launches - 12; Shipek bottom samples - 8.
Staff: Raymond E. Davis, Bruce Ambuter
Yakutat Bay, northeastern Gulf of Alaska, Alaska, United States, North America, North Pacific;