Birding the Bay Trail is a pdf brochure is has information on ten Birding hotspots around San Francisco Bay
San Francisco Bay Area Birding – Bird Watching Sites
Trails.com’s list of San Francisco Bay Area Birding locations
Wingbeats list of birding hotspots with Directions
San Francisco Birding Hotspots birding hotspots for the San Francicsco Bay Area
Winter Birding San Francisco Bay – San Francisco Birding and Bird …
Information on eleven winter birding areas around San Francisco Bay, in wetland areas and nature at About.com
Wildlife Watching Areas recommended list of places to see wildlife at sfbaywildlife.info
Winter Bird Migration in the Sacramento Valley and Bay Area Wetlands A list of Bay Area wetlands to bird is found at end of article in SF Gate by Tom Stienstra
If you are looking for a book on birding locations to take in the field or look through to plan your next trip, I like the Falcon Press Birding Northern California by John Kemper. It covers all of Northern California and is user-friendly.
Suggestions, comments and additions welcome.