3-D image from NOAA Exclusive Economic Zone Mapping Project.
Ridge to south of Pioneer Seamount.
Turbidity currents debouch from Pioneer Canyon, strike ridge, and are deflected
. Huge dune structures are formed which extend many miles to the south
Image ID: theb3855, Voyage To Inner Space - Exploring the Seas With NOAA Collect Location: South of San Francisco Photo Date: 1989 Credit: Captain Albert E. Theberge, NOAA Corps (ret.)