Collecting Bathymetric Data in San Francisco Bay

USGS scientists navigate personal water craft around San Francisco Bay, collecting bathymetric data.

Detailed Description

USGS scientists Patrick Barnard (left) and Jeff Hansen navigate personal watercraft equipped with GPS and echo sounders through the waters of San Francisco Bay. They are collecting bathymetric, or depth, information in order to create maps of the bottom of the Bay. The maps will be used to determine how the morphology or shape of the Bay floor changes through time.


Image Dimensions: 3504 x 2336

Date Taken:

Location Taken: San Francisco, CA, US