USGS Coastal and Marine Geology Program

Coastal & Marine Geology Program

Field Activity Details for field activity 1971-010-FA

Other ID: CHAIN 100-3

Status: Completed

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

Funding Program(s):

Location: Red Sea, Indian Ocean,

Principal Investigator(s): John C. Hathaway

Affiliate Investigator(s): David Ross - WHOI

Information Specialist(s): Nancy K. Soderberg

Data Type(s): Sonar: Single Beam, Imagery: Photo, Sampling: Biology, Sampling: Geology, Visual Identification: Ground Truthing, Sampling: Chemistry, Seismics: Air Gun / Water Gun, Seismics: Boomer, Seismics: Bubble Gun, Seismics: Sparker, Seismics: Sub Bottom Profiler

Scientific Purpose/Goals: Conduct a geological and geophysical study of the Red Sea, especially the eastern margin; conduct further geological and geophysical studies of the hot brine area, including some geochemical prospecting; and determine if any other hot brine area exists.

Vehicle(s):

Start Date: 1971-03-02

Start Port/Location: Massawa, Ethiopia

End Date: 1971-03-29

End Port/Location: Djibouti

Equipment Used: Echosounder, Camera- deep sea, Grab sampler, Seismic reflection, Mooring tripod, Water sampler, Geomechanique streamer

Information to be Derived: Samples and chemical analysis;

Summary of Activity and Data Gathered: Leg 3 of Cruise CHAIN 100 collected piston and gravity cores, seismic profiles, gravity data, magnetics, bathymetry, temperature measurements, and bottom photos. Hathaway will analyze cores using x-ray diffraction.

Staff: John C. Hathaway, Frank T. Manheim

Affiliate Staff:

Notes:

Location Map:

Platform(s):

photo of Chain
Chain

Publications

Data Acquired

Survey EquipmentSurvey InfoData Type(s)Data Collected
Echosounder --- Single Beam
Camera- deep sea --- Photo
Grab sampler --- Biology
Geology
Seismic reflection ---
Mooring tripod --- Ground Truthing
Water sampler --- Chemistry
Geomechanique streamer --- Temperature