This is a link to the ship that lost power while leaving under the Golden
Gate Bridge a couple days ago. The bow stopped yards from the rocks at
Bonita Cove. Bonita is the cove on the north side just outside the gate.
http://www.boatingsf.com/ais_cleliamar.php

Normal AIS tracking in the bay is
http://www.boatingsf.com/ais_map.php