Los Angeles Audubon Society - Programs, field trips, bird checklist, projects, and bookstore. Sacramento Audubon Society - Conservation issues, field trips, news and events, bird sightings, Sacramento Bird Records Committee reports, and section on the Bobelaine Audubon Sanctuary. Palomar Audubon Society - Serves inland north San Diego County. Programs, field trips, and news. Santa Clara Valley Audubon Society - Based in Cupertino. Meetings, field trips, conservation and educational projects, newsletter articles, and photography section. Yolo Audubon Society - Based in Davis. Programs, field trips, newsletter articles, and birding locations. Sea and Sage Audubon Society - Serves Orange County. Meetings, events, field trips, conservation issues, birding in Orange County, nature slides, bird counts, educational projects, San Joaquin Wildlife Sanctuary, Audubon House, and Nature Shop. Morro Coast Audubon Society - Serves western San Luis Obispo County. Redwood Region Audubon Society - Based in Eureka. News, newsletter articles, bird sightings, and birding hotspots. Conejo Valley Audubon Society - Serves southeastern Ventura County and northwestern Los Angeles County. Events and birding in Ventura County. Starr Ranch Sanctuary - A 4000 acre preserve in Orange County. Programs, jobs and volunteer opportunities, checklists, history, photo album, and videos. Eastern Sierra Audubon Society - Based in Bishop. Programs, field trips, newsletter, and birding information. El Dorado Audubon Society - Based in Long Beach. Events, field trips, programs, and projects. Pasadena Audubon Society - News, meetings, conservation issues and projects, field trips, and birding in Pasadena. Madrone Audubon Society - Serves Sonoma County. Events, birding in the North Bay, newsletters, kids' section, bird quiz, and action alerts. Marin Audubon Society - News and events, conservation issues, gift shop, and bird sightings. Golden Gate Audubon Society - Serves San Francisco, Alameda, and Contra Costa counties. Conservation issues, bird sightings, field trips, programs and projects, and other chapter news. Sequoia Audubon Society - Serves San Mateo County. Meetings, field trips, and events. Altacal Audubon Society - Serves Butte, Glenn, and Tehama counties in northern California. Newsletters, trip reports, and links. Whittier Audubon Society - Field trips and programs. Monterey Peninsula Audubon Society - Events, programs, and newsletter. Buena Vista Audubon Society - Based in Oceanside, San Diego County. Information about the BVAS Nature Center, bird census data, and events. San Diego Audubon Society - Field trips and section on the Silverwood Wildlife Sanctuary. San Joaquin Audubon Society - Field trips, bird checklist, and bird sightings. Kern River Preserve - Events, projects, and birding information for Audubon California's preserve in Weldon. Kerncrest Audubon Society - Based in Ridgecrest. Events, newsletters, Indian Wells Valley bird sightings, and bird checklist. Peregrine Audubon Society - Based in Ukiah. Programs, field trips, bird sightings, and Mendocino County Bird Checklist. Pomona Valley Audubon Society - News, events, newsletter articles, backyard birding, and local birding spots. Audubon California - Work in California to conserve and restore natural ecosystems, focusing on birds, other wildlife, and their habitats for the benefit of humanity and the earth's biological diversity. San Fernando Valley Audubon Society - Meetings, field trips, news, and birding locations. Santa Barbara Audubon Society - Education and conservation projects, field trips, programs and events, and volunteer opportunities. Ohlone Audubon Society - Serves southern Alameda County. Events, newsletters, butterfly and hummingbird gardening, and conservation issues. Mendocino Coast Audubon Society - Field trips, meetings, educational and conservation projects, FAQ, bird sightings, Mendocino birding listserv, and bird and butterfly checklists. Wintu Audubon Society - Membership and activities. Checklist, trip reports, sightings, and identification guides. Yosemite Area Audubon Society - Serving the communities of Mariposa and eastern Madera Counties. Meeting schedule, newsletter, and checklist of local birds. Fresno Audubon Society - Field trips, meetings, bird checklist, birding sites, and San Joaquin Valley rare bird report. Palos Verdes/South Bay Audubon Society - Serves Palos Verdes Peninsula area near Los Angeles. Newsletters, events, and programs. Santa Monica Bay Audubon Society - Newsletters, events calendar, Salton Sea conservation, humor, and the Central Coast Birding Trail. San Bernardino Valley Audubon Society - Events calendar, trip reports, and birding sites. Stanislaus Audubon Society - Covers Stanislaus and Merced Counties. Includes bird sightings, where to bird, field trips, and rare bird records.