Field Activity J399SF

Identifier J399SF
Alternate names J-3-99-SF
Purpose Survey Grizzly Bay and adjacent areas for seasonal changes in bottom morphology and sediment texture
Description Chief Scientist: John Chin. Geophysical data (Kleinsidescan, VanVeengrab, boxcore, 3dot5khz) of field activity J-3-99-SF in Grizzly Bay, San Francisco Bay from 11/08/1999 to 11/18/1999
Location San Francisco Bay
Summary Re-occupied acoustic and sampling grids established on first cruise (Nov. 1998; J-5-98-SF)
Info derived Bottom types, unconsolidated sediment thickness, grain size, x-radiographs of box core slabs
Comments Physical data holdings San Francisco Bay Seafloor and Sediment. Associated activities: J-2-99-SF J-3-99-SF J-5-98-SF Staff information imported from InfoBank John Chin (USGS Western Region) - Chief Scientist Andy Stevenson (USGS Western Region) - Geologist Mike Boyle (USGS Western Region) - Electronic Technician Robin Dornfest (USGS Western Region) - Watchstander Page Stites (USGS Western Region) - Watchstander Eilleen Brennan (San Jose State Univ.) - Watchstander Wilson Lee (USGS Western Region) - Watchstander Tom Lorenson (USGS Western Region) - Geochemist Gordon Smith (UC Santa Cruz) - Captain
David Johnston
Length 43 feet; beam 14 feet.
Start (port not specified) 1999-11-08
End (port not specified) 1999-11-18
West -122.158
East -121.91688
North 38.15802
South 38.03305
Activity Geophysical


Principal investigators Chin, John
Crew members
Michael E Boyle
Scientist, Staff
Thomas D Lorenson
Scientist, Staff
Brennan, Eilleen
Scientist, Staff
Dornfest, Robin
Scientist, Staff
Lee, Wilson
Scientist, Staff
Stevenson, Andy
Scientist, Staff
Stites, Page
Scientist, Staff
Smith, Gordon
Scientist, Staff
Information specialist(s)
Chin, John
Specialist, Information

Data types and categories

Data category: Location-Elevation, Sampling, Seismics, Sonar
Data type: Navigation, Biology, Geology, Sub Bottom Profiler, Sidescan

Equipment used

Equipment Usage description Data types Datasets
VanVeengrab Geology 1
boxcore Biology, Geology 1
3.5khz Sub Bottom Profiler 5
GPS Navigation 4
Kleinsidescan Sidescan 2



Samples collected during this field activity