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Bird Conservation
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Important Bird Areas
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California
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CALIFORNIA IMPORTANT BIRD AREAS
The following list may not include all potential, nominated, pending, identified, or
recognized IBAs within the state as some IBA information may be unavailable for
public viewing.
| # |
Name |
Status |
Priority |
Counties |
|
1.
|
Adobe Valley |
Recognized |
State |
Mono
|
|
2.
|
Aguanga Area |
Recognized |
State |
Riverside, San Diego
|
|
3.
|
Alameda Wildlife Refuge |
Recognized |
State |
Alameda, San Francisco
|
|
4.
|
Ano Nuevo Area |
Recognized |
State |
Santa Cruz, San Mateo
|
|
5.
|
Antelope Valley (Lancaster) |
Recognized |
Global |
Kern, Los Angeles
|
|
6.
|
Anza-Borrego Riparian |
Recognized |
Global |
San Diego
|
|
7.
|
Argus Range - Southern |
Recognized |
State |
Inyo
|
|
8.
|
Baldwin Lake |
Recognized |
Global |
San Bernardino
|
|
9.
|
Ballona Wetlands (Ballona Valley) |
Recognized |
|
Los Angeles
|
|
10.
|
Bautista Creek |
Recognized |
State |
Riverside
|
|
11.
|
Benicia State Recreation Area |
Recognized |
State |
Solano
|
|
12.
|
Big Morongo Canyon |
Recognized |
State |
Riverside, San Bernardino
|
|
13.
|
Big Sur |
Recognized |
Global |
Monterey
|
|
14.
|
Big Valley - Ash Creek |
Recognized |
State |
Lassen, Modoc
|
|
15.
|
Bodega Harbor |
Recognized |
State |
Marin, Sonoma
|
|
16.
|
Bolinas Lagoon |
Recognized |
State |
Marin
|
|
17.
|
Bridgeport Valley |
Recognized |
State |
Mono
|
|
18.
|
Brooks Island |
Recognized |
State |
Contra Costa
|
|
19.
|
Buena Vista Lake Bed |
Recognized |
State |
Kern
|
|
20.
|
Butte Valley |
Recognized |
State |
Siskiyou
|
|
21.
|
Byron Area |
Recognized |
Global |
Alameda, Contra Costa, San Joaquin
|
|
22.
|
Camp Pendleton |
Recognized |
Global |
Orange, Riverside, San Diego
|
|
23.
|
Cape Mendocino Grasslands |
Recognized |
State |
Humboldt, Mendocino
|
|
24.
|
Carrizo Plain |
Recognized |
State |
Kern, San Luis Obispo
|
|
25.
|
Central Orange County Preserves (Orange County Wilderness Parks) |
Recognized |
State |
Riverside, Orange
|
|
26.
|
Channel Islands - Northern |
Recognized |
Global |
Los Angeles, Santa Barbara, Ventura
|
|
27.
|
Cima Dome |
Recognized |
State |
San Bernardino
|
|
28.
|
Clear Lake (Lake Co.) |
Recognized |
State |
Lake
|
|
29.
|
Colorado Desert Microphyll Woodlands |
Recognized |
State |
Imperial, Riverside, San Bernardino
|
|
30.
|
Concord Marshes |
Recognized |
State |
Contra Costa
|
|
31.
|
Corte Madera Marshes |
Recognized |
State |
Marin
|
|
32.
|
Cosumnes River Watershed - Lower |
Recognized |
State |
Sacramento, San Joaquin
|
|
33.
|
Crowley Lake Area |
Recognized |
State |
Mono
|
|
34.
|
Cuyama Valley |
Recognized |
State |
San Luis Obispo, Santa Barbara
|
|
35.
|
Deep Springs Valley |
Recognized |
State |
Inyo
|
|
36.
|
Del Norte Coast |
Recognized |
State |
Del Norte
|
|
37.
|
Eagle Lake |
Recognized |
State |
Lassen
|
|
38.
|
East Mojave Peaks |
Recognized |
Global |
Inyo, San Bernardino
|
|
39.
|
East Mojave Springs |
Recognized |
State |
San Bernardino
|
|
40.
|
East Park Reservoir |
Recognized |
State |
Colusa
|
|
41.
|
Eastshore Wetlands |
Recognized |
State |
Alameda, Contra Costa
|
|
42.
|
Edwards Air Force Base |
Recognized |
Global |
Kern, Los Angeles, San Bernardino
|
|
43.
|
Elephant Tree Forest |
Recognized |
State |
Imperial, San Diego
|
|
44.
|
Elkhorn Slough |
Recognized |
State |
Monterey
|
|
45.
|
Fall River Valley Area |
Recognized |
State |
Lassen, Shasta
|
|
46.
|
Farallon Islands |
Recognized |
State |
San Francisco
|
|
47.
|
Feather River - Lower |
Recognized |
State |
Sutter, Yuba
|
|
48.
|
Goleta Coast |
Recognized |
State |
Santa Barbara
|
|
49.
|
Goose Lake, Kern Co. |
Recognized |
State |
Kern
|
|
50.
|
Goose Lake, Modoc Co. |
Recognized |
State |
Modoc
|
|
51.
|
Grasslands Ecological Area |
Recognized |
Global |
Merced, Stanislaus
|
|
52.
|
Honey Lake Valley |
Recognized |
State |
Lassen
|
|
53.
|
Humboldt Bay |
Recognized |
State |
Humboldt
|
|
54.
|
Humboldt Lagoons |
Recognized |
State |
Humboldt
|
|
55.
|
Imperial Valley |
Recognized |
Global |
Imperial
|
|
56.
|
Jepson Grasslands |
Recognized |
State |
Solano
|
|
57.
|
Kelso Creek |
Recognized |
State |
Kern
|
|
58.
|
King City Grasslands (formerly Salinas River - Middle) |
Recognized |
State |
Monterey, San Benito
|
|
59.
|
Klamath Basin - Clear Lake |
Recognized |
State |
Modoc, Siskiyou
|
|
60.
|
La Grange - Waterford Grasslands |
Recognized |
Global |
Calaveras, San Joaquin, Stanislaus, Tuolumne
|
|
61.
|
Lake Almanor Area |
Recognized |
State |
Lassen, Plumas
|
|
62.
|
Lake Casitas Area |
Recognized |
State |
Ventura
|
|
63.
|
Lake Elsinore |
Recognized |
State |
Riverside
|
|
64.
|
Lake Mathews - Estelle Mountain |
Recognized |
State |
Riverside
|
|
65.
|
Lake Success Area |
Recognized |
State |
Tulare
|
|
66.
|
Lone Willow Slough |
Recognized |
State |
Madera
|
|
67.
|
Lopez Lake Area |
Recognized |
State |
San Luis Obispo
|
|
68.
|
Los Angeles Flood Control Basins |
Recognized |
State |
Los Angeles
|
|
69.
|
Lower Colorado River Valley |
Recognized |
State |
Imperial, Riverside, San Bernardino
|
|
70.
|
Lower Los Angeles River |
Recognized |
State |
Los Angeles
|
|
71.
|
McCloud River - Upper |
Recognized |
State |
Siskiyou
|
|
72.
|
Mendocino Coast |
Recognized |
State |
Mendocino
|
|
73.
|
Mendota Wildlife Area |
Recognized |
State |
Fresno, Madera
|
|
74.
|
Merced Grasslands |
Recognized |
State |
Madera, Mariposa, Merced
|
|
75.
|
Mission Bay - San Diego River Estuary |
Recognized |
Global |
San Diego
|
|
76.
|
Modoc National Wildlife Refuge |
Recognized |
State |
Modoc
|
|
77.
|
Modoc Plateau |
Recognized |
State |
Modoc
|
|
78.
|
Mojave River |
Recognized |
State |
San Bernardino
|
|
79.
|
Mono Highlands |
Recognized |
State |
Mono
|
|
80.
|
Mono Lake Basin |
Recognized |
State |
Mono
|
|
81.
|
Morro Bay |
Recognized |
State |
San Luis Obispo
|
|
82.
|
Mount Hamilton Range (East Diablo Range) |
Recognized |
State |
Alameda, San Joaquin, Santa Clara, Stanislaus
|
|
83.
|
Napa Lakes |
Recognized |
State |
Napa, Solano, Yolo
|
|
84.
|
North Mojave Dry Lakes |
Recognized |
State |
Kern, San Bernardino
|
|
85.
|
North Richmond Wetlands |
Recognized |
State |
Contra Costa
|
|
86.
|
North San Diego Lagoons |
Recognized |
Global |
San Diego
|
|
87.
|
Orange Coast Wetlands |
Recognized |
Global |
Los Angeles, Orange
|
|
88.
|
Owens Lake |
Recognized |
State |
Inyo
|
|
89.
|
Owens River |
Recognized |
State |
Inyo, Mono
|
|
90.
|
Pamo Valley |
Recognized |
State |
San Diego
|
|
91.
|
Panoche Valley |
Recognized |
Global |
Fresno, Merced, San Benito
|
|
92.
|
Pier 400 Tern Colony (formerly Terminal Island) |
Recognized |
Global |
Los Angeles
|
|
93.
|
Point Mugu |
Recognized |
Global |
Ventura
|
|
94.
|
Point Reyes - Outer |
Recognized |
State |
Marin
|
|
95.
|
Puente-Chino Hills |
Recognized |
State |
Los Angeles, Riverside, San Bernardino, Orange
|
|
96.
|
Richardson Bay |
Recognized |
State |
Marin
|
|
97.
|
Sacramento River - Upper |
Recognized |
State |
Butte, Colusa, Glenn, Tehama
|
|
98.
|
Sacramento Valley Wetlands |
Recognized |
State |
Butte, Colusa, Glenn, Sutter, Yolo
|
|
99.
|
Sacramento-San Joaquin Delta |
Recognized |
State |
Contra Costa, Sacramento, San Joaquin, Solano, Yolo
|
|
100.
|
Salinas River - Lower |
Recognized |
State |
Monterey
|
|
101.
|
Salt Spring Valley |
Recognized |
State |
Calaveras
|
|
102.
|
Salton Sea |
Recognized |
Global |
Imperial, Riverside
|
|
103.
|
San Antonio Valley |
Recognized |
Global |
Monterey, San Luis Obispo
|
|
104.
|
San Clemente Island |
Recognized |
Continental |
Los Angeles
|
|
105.
|
San Diego Bay - South |
Recognized |
Global |
San Diego
|
|
106.
|
San Diego Montane Forests (San Diego Peaks) |
Recognized |
State |
San Diego
|
|
107.
|
San Diego NWR Otay-Sweetwater Unit |
Recognized |
Global |
San Diego
|
|
108.
|
San Emigdio Mountains |
Recognized |
Global |
Kern, Santa Barbara, Ventura
|
|
109.
|
San Francisco Bay - South |
Recognized |
State |
Alameda, San Mateo, Santa Clara
|
|
110.
|
San Jacinto Valley |
Recognized |
Global |
Riverside
|
|
111.
|
San Joaquin Hills |
Recognized |
Global |
Orange
|
|
112.
|
San Joaquin River - Lower (NWR) |
Recognized |
State |
San Joaquin, Stanislaus
|
|
113.
|
San Luis Rey River |
Recognized |
Global |
San Diego
|
|
114.
|
San Pablo Bay Wetlands |
Recognized |
State |
Marin, Napa, Solano, Sonoma
|
|
115.
|
San Pasqual Valley - Lake Hodges |
Recognized |
Global |
San Diego
|
|
116.
|
Sand Ridge - Tulare Lake Bed (incl. Pixley and Kern NWRs, Creighton Ranch) |
Recognized |
Global |
Kern, Tulare, Kings
|
|
117.
|
Santa Ana River - Upper |
Recognized |
State |
San Bernardino
|
|
118.
|
Santa Ana River Valley |
Recognized |
Global |
Riverside, San Bernardino
|
|
119.
|
Santa Clara River Valley |
Recognized |
Global |
Los Angeles, Ventura
|
|
120.
|
Santa Lucia Peaks |
Recognized |
State |
Monterey
|
|
121.
|
Santa Margarita Valley |
Recognized |
State |
San Luis Obispo
|
|
122.
|
Santa Maria River Valley |
Recognized |
State |
San Luis Obispo, Santa Barbara
|
|
123.
|
Santa Ynez River - Upper |
Recognized |
State |
Santa Barbara, Ventura
|
|
124.
|
Santa Ynez River Valley |
Recognized |
State |
Santa Barbara
|
|
125.
|
Seiad Valley |
Recognized |
State |
Siskiyou
|
|
126.
|
Shasta Valley |
Recognized |
State |
Siskiyou
|
|
127.
|
Shoshone-Tecopa Area |
Recognized |
State |
Inyo
|
|
128.
|
Sierra Meadows - Northern |
Recognized |
State |
Alpine, Amador, Mono, Nevada, Placer, Sierra
|
|
129.
|
Sierra Meadows - Southern |
Recognized |
State |
Fresno, Madera, Tulare, Tuolumne
|
|
130.
|
Sierra Valley |
Recognized |
State |
Plumas, Sierra
|
|
131.
|
Skinner Reservoir Area |
Recognized |
State |
Riverside
|
|
132.
|
South Fork Kern River Valley |
Recognized |
Global |
Kern
|
|
133.
|
Southern Orange County Preserves |
Recognized |
State |
Riverside, San Diego, Orange
|
|
134.
|
Stone Lakes Area (NWR) |
Recognized |
State |
Sacramento, San Joaquin
|
|
135.
|
Suisun Marsh |
Recognized |
State |
Contra Costa, Solano
|
|
136.
|
Surprise Valley |
Recognized |
State |
Lassen, Modoc
|
|
137.
|
Taft Hills |
Recognized |
State |
Kern, San Luis Obispo
|
|
138.
|
Tehachapi Mountains |
Recognized |
Global |
Kern
|
|
139.
|
Tijuana River Reserve |
Recognized |
State |
San Diego
|
|
140.
|
Tomales Bay |
Recognized |
State |
Marin
|
|
141.
|
Topaz Lake Area |
Recognized |
State |
Mono
|
|
142.
|
Trinidad Rocks |
Recognized |
State |
Humboldt
|
|
143.
|
Upper Pajaro River (Bolsa de San Felipe) |
Recognized |
State |
San Benito, Santa Clara
|
|
144.
|
Vandenberg Air Force Base and Santa Ynez Estuary |
Recognized |
State |
Santa Barbara
|
|
145.
|
Yolo Bypass Area |
Recognized |
Global |
Sutter, Yolo
|
| |
|
