Sialia, Birding Listserves for all of CA
http://digest.sialia.com/?region=2

Birdingonthe.net
http://www.birdingonthe.net/

American Birding Association
http://www.americanbirding.org/

Western Field Ornithologists, CA Rare Bird Records Committee
http://www.wfo-cbrc.org/cbrc/

Audubon of California
http://www.audubon.org/states/index.php?state=CA

Joe Morlan
http://fog.ccsf.cc.ca.us/~jmorlan/

Surfbirds
http://www.surfbirds.com/

Weather Reports, use City,State request
http://www.wrh.noaa.gov/index.php

Saltwater Tides
http://www.saltwatertides.com/dynamic.dir/californiasites.html

Optics4Birding
http://www.optics4birding.com/

Nature Ali
http://natureali.org/

Birding Pal
http://www.birdingpal.org/

Fun Bird Game, check your counting skills
http://personal.inet.fi/cool/live/birds/index.html

Bird Banding Codes, USGS
http://www.pwrc.usgs.gov/bbl/manual/sname.htm