Site information

Below are listed all 145 Important Bird Areas in California. Click a site to download a pdf containing information and a map. Site descriptions are based on Important Bird Areas of California, published by Audubon California in 2004. Most site descriptions have been updated and some site names have changed since publication of the book.

BY COUNTY
Alameda
Alameda Wildlife Refuge
Byron Area
Eastshore Wetlands
Mount Hamilton Range
San Francisco Bay - South
Alpine
Sierra Meadows - Northern
Amador
Sierra Meadows - Northern
Butte
Sacramento Valley Wetlands
Sacramento-San Joaquin Delta
Calaveras
La Grange - Waterford Grasslands
Salt Spring Valley
Colusa
East Park Reservoir
Sacramento Valley Wetlands
Sacramento-San Joaquin Delta
Contra Costa
Brooks Island
Byron Area
Concord Marshes
Eastshore Wetlands
North Richmond Wetlands
Sacramento River - Upper
Suisun Marsh
Del Norte
Del Norte Coast
Fresno
Mendota Wildlife Area
Panoche Valley
Sierra Meadows - Southern
Glenn
Sacramento Valley Wetlands
Sacramento-San Joaquin Delta
Humboldt
Cape Mendocino Grasslands
Humboldt Bay
Humboldt Lagoons
Trinidad Rocks
Imperial
Colorado Desert Microphyll Woodlands
Elephant Tree Forest
Imperial Valley
Lower Colorado River Valley
Salton Sea
Inyo
Argus Range - Southern
Deep Springs Valley
East Mojave Peaks
Owens Lake
Owens River
Shoshone-Tecopa Area
Kern
Antelope Valley
Buena Vista Lake Bed
Carrizo Plain
Edwards Air Force Base
Goose Lake, Kern Co."
Kelso Creek
North Mojave Dry Lakes
San Emigdio Mountains
Sand Ridge - Tulare Lake Bed
South Fork Kern River Valley
Taft Hills
Tehachapi Mountains
Kings
Sand Ridge - Tulare Lake Bed
Lake
Clear Lake
Lassen
Big Valley - Ash Creek
Eagle Lake
Fall River Valley Area
Honey Lake Valley
Lake Almanor Area
Surprise Valley
Los Angeles
Antelope Valley
Ballona Wetlands
Channel Islands - Northern
Edwards Air Force Base
Los Angeles Flood Control Basins
Lower Los Angeles River
Orange Coast Wetlands
Pier 400 Tern Colony
Puente-Chino Hills
San Clemente Island
Santa Clara River Valley
Madera
Lone Willow Slough
Mendota Wildlife Area
Merced Grasslands
Sierra Meadows - Southern
Marin
Bodega Harbor
Bolinas Lagoon
Corte Madera Marshes
Point Reyes - Outer
Richardson Bay
San Pablo Bay Wetlands
Tomales Bay
Mariposa
Merced Grasslands
Mendocino
Cape Mendocino Grasslands
Mendocino Coast
Merced
Grasslands Ecological Area
Merced Grasslands
Panoche Valley
Modoc
Big Valley - Ash Creek
Goose Lake, Modoc Co."
Klamath Basin - Clear Lake
Modoc National Wildlife Refuge
Modoc Plateau
Surprise Valley
Mono
Adobe Valley
Bridgeport Valley
Crowley Lake Area
Mono Highlands
Mono Lake Basin
Owens River
Mono
Sierra Meadows - Northern
Topaz Lake Area
Monterey
Big Sur
Elkhorn Slough
King City Grasslands
Salinas River - Lower
San Antonio Valley
Santa Lucia Peaks
Napa
Napa Lakes
San Pablo Bay Wetlands
Nevada
Sierra Meadows - Northern
Orange
Camp Pendleton
Central Orange County Preserves
Orange Coast Wetlands
Puente-Chino Hills
San Joaquin Hills
Southern Orange County Preserves
Placer
Sierra Meadows - Northern
Plumas
Lake Almanor Area
Sierra Valley
Riverside
Aguanga Area
Bautista Creek
Big Morongo Canyon
Camp Pendleton
Central Orange County Preserves
Colorado Desert Microphyll Woodlands
Lake Elsinore
Lake Mathews - Estelle Mountain
Lower Colorado River Valley
Puente-Chino Hills
Salton Sea
San Jacinto Valley
Santa Ana River Valley
Skinner Reservoir Area
Southern Orange County Preserves
Sacramento
Cosumnes River Watershed - Lower
Sacramento River - Upper
Stone Lakes Area
San Benito
King City Grasslands
Panoche Valley
Upper Pajaro River
San Bernardino
Baldwin Lake
Big Morongo Canyon
Cima Dome
Colorado Desert Microphyll Woodlands
East Mojave Peaks
East Mojave Springs
Edwards Air Force Base
Lower Colorado River Valley
Mojave River
North Mojave Dry Lakes
Puente-Chino Hills
San Bernardino
Santa Ana River - Upper
Santa Ana River Valley
San Diego
Aguanga Area
Anza-Borrego Riparian
Camp Pendleton
Elephant Tree Forest
Mission Bay - San Diego River Estuary
North San Diego Lagoons
Pamo Valley
San Diego Bay - South
San Diego Montane Forests
San Diego NWR Otay-Sweetwater Unit
San Luis Rey River
San Pasqual Valley - Lake Hodges
Southern Orange County Preserves
Tijuana River Reserve
San Francisco
Alameda Wildlife Refuge
Farallon Islands
San Joaquin
Byron Area
Cosumnes River Watershed - Lower
La Grange - Waterford Grasslands
Mount Hamilton Range
Sacramento River - Upper
San Joaquin River - Lower
Stone Lakes Area
San Luis Obispo
Carrizo Plain
Cuyama Valley
Lopez Lake Area
Morro Bay
San Antonio Valley
Santa Margarita Valley
Santa Maria River Valley
Taft Hills
San Mateo
AÒo Nuevo Area
San Francisco Bay - South
Santa Barbara
Channel Islands - Northern
Cuyama Valley
Goleta Coast
San Emigdio Mountains
Santa Maria River Valley
Santa Ynez River - Upper
Santa Ynez River Valley
Vandenberg Air Force Base
and Santa Ynez Estuary
Santa Clara
Mount Hamilton Range
San Francisco Bay - South
Upper Pajaro River
Santa Cruz
AÒo Nuevo Area
Shasta
Fall River Valley Area
Sierra
Sierra Meadows - Northern
Sierra Valley
Siskiyou
Butte Valley
Klamath Basin - Clear Lake
Siskiyou
McCloud River - Upper
Seiad Valley
Shasta Valley
Solano
Benicia State Recreation Area
Jepson Grasslands
Napa Lakes
Sacramento River - Upper
San Pablo Bay Wetlands
Suisun Marsh
Sonoma
Bodega Harbor
San Pablo Bay Wetlands
Stanislaus
Grasslands Ecological Area
La Grange - Waterford Grasslands
Mount Hamilton Range
San Joaquin River - Lower
Sutter
Feather River - Lower
Sacramento-San Joaquin Delta
Yolo Bypass Area
Tehama
Sacramento Valley Wetlands
Tulare
Lake Success Area
Sand Ridge - Tulare Lake Bed
Sierra Meadows - Southern
Tuolumne
La Grange - Waterford Grasslands
Sierra Meadows - Southern
Ventura
Channel Islands - Northern
Lake Casitas Area
Point Mugu
San Emigdio Mountains
Santa Clara River Valley
Santa Ynez River - Upper
Yolo
Napa Lakes
Sacramento River - Upper
Sacramento-San Joaquin Delta
Yolo Bypass Area
Yuba
Feather River - Lower
 

BY NAME
A B C D E F G H  I   J  K L M 
N O P Q R S T U V W X Y Z

A [top]
Adobe Valley
Aguanga Area
Alameda Wildlife Refuge
Año Nuevo Area
Antelope Valley
Anza-Borrego Riparian
Argus Range - Southern
B [top]
Baldwin Lake
Ballona Wetlands
Bautista Creek
Benicia State Recreation Area
Big Morongo Canyon
Big Sur
Big Valley - Ash Creek
Bodega Harbor
Bolinas Lagoon
Bridgeport Valley
Brooks Island
Buena Vista Lake Bed
Butte Valley
Byron Area
C [top]
Camp Pendleton
Cape Mendocino Grasslands
Carrizo Plain
Central Orange County Preserves
Channel Islands - Northern
Cima Dome
Clear Lake
Colorado Desert Microphyll Woodlands
Concord Marshes
Corte Madera Marshes
Cosumnes River Watershed - Lower
Crowley Lake Area
Cuyama Valley
D [top]
Deep Springs Valley
Del Norte Coast
E [top]
Eagle Lake
East Mojave Peaks
East Mojave Springs
East Park Reservoir
Eastshore Wetlands
Edwards Air Force Base
Elephant Tree Forest
Elkhorn Slough
F [top]
Fall River Valley Area
Farallon Islands
Feather River - Lower
G [top]
Goleta Coast
Goose Lake, Kern Co.
Goose Lake, Modoc Co.
Grasslands Ecological Area
H [top]
Honey Lake Valley
Humboldt Bay
Humboldt Lagoons
I [top]
Imperial Valley
J [top]
Jepson Grasslands
K [top]
Kelso Creek
King City Grasslands
Klamath Basin - Clear Lake
L [top]
La Grange - Waterford Grasslands
Lake Almanor Area
Lake Casitas Area
Lake Elsinore
Lake Mathews - Estelle Mountain
Lake Success Area
Lone Willow Slough
Lopez Lake Area
Los Angeles Flood Control Basins
Lower Colorado River Valley
Lower Los Angeles River
M [top]
McCloud River - Upper
Mendocino Coast
Mendota Wildlife Area
Merced Grasslands
Mission Bay - San Diego River Estuary
Modoc National Wildlife Refuge
Modoc Plateau
Mojave River
Mono Highlands
Mono Lake Basin
Morro Bay
Mount Hamilton Range
N [top]
Napa Lakes
North Mojave Dry Lakes
North Richmond Wetlands
North San Diego Lagoons
O [top]
Orange Coast Wetlands
Owens Lake
Owens River
P [top]
Pamo Valley
Panoche Valley
Pier 400 Tern Colony
Point Mugu
Point Reyes - Outer
Puente-Chino Hills
R [top]
Richardson Bay
S [top]
Sacramento River - Upper
Sacramento Valley Wetlands
Sacramento-San Joaquin Delta
Salinas River - Lower
Salt Spring Valley
Salton Sea
San Antonio Valley
San Clemente Island
San Diego Bay - South
San Diego Montane Forests
San Diego NWR Otay-Sweetwater Unit
San Emigdio Mountains
San Francisco Bay - South
San Jacinto Valley
San Joaquin Hills
San Joaquin River - Lower
San Luis Rey River
San Pablo Bay Wetlands
San Pasqual Valley - Lake Hodges
Sand Ridge - Tulare Lake Bed
Santa Ana River - Upper
Santa Ana River Valley
Santa Clara River Valley
Santa Lucia Peaks
Santa Margarita Valley
Santa Maria River Valley
Santa Ynez River - Upper
Santa Ynez River Valley
Seiad Valley
Shasta Valley
Shoshone-Tecopa Area
Sierra Meadows - Northern
Sierra Meadows - Southern
Sierra Valley
Skinner Reservoir Area
South Fork Kern River Valley
Southern Orange County Preserves
Stone Lakes Area
Suisun Marsh
Surprise Valley
T [top]
Taft Hills
Tehachapi Mountains
Tijuana River Reserve
Tomales Bay
Topaz Lake Area
Trinidad Rocks
U [top]
Upper Pajaro River
V [top]
Vandenberg Air Force Base and Santa Ynez Estuary
Y [top]
Yolo Bypass Area