California gnatcatcher
- kingdom: Animalia
- phylum: Chordata
- class: Aves
- order: Passeriformes
- family: Polioptilidae
- genus: Polioptila
- species: Polioptila californica
Colonia Vicente Guerrero- Ensenada
- Mulegé
- Rodolfo Sánchez Taboada
- San Felipe
- San Quintín
Baja California- Bahía Asunción
- Cabo San Lucas
- El Pescadero
- La Paz
- Loreto
- San José del Cabo
- Todos Santos
- Villa Morelos
Baja California Sur
Mexico
Aguanga- Aliso Viejo
- Alpine
- Altadena
- Arcadia
- Avocado Heights
- Azusa
- Bonita
- Bradbury
- Brea
- Camp Pendleton North
- Camp Pendleton South
- Canyon Lake
- Carlsbad
- Carson
- Casa Conejo
- Casa de Oro-Mount Helix
- Chula Vista
- Citrus
- Claremont
- Coachella
- Costa Mesa
- Coto De Caza
- Crest
- Culver City
- Dana Point
- Del Mar
- Diamond Bar
- Duarte
- East Hemet
- East La Mirada
- El Cajon
- El Monte
- El Segundo
- Encinitas
- Escondido
- Eucalyptus Hills
- Fallbrook
- Foothill Ranch
- Fountain Valley
- Garden Grove
- Glendora
- Grand Terrace
- Granite Hills
- Hermosa Beach
- Highland
- Homeland
- Huntington Beach
- Irvine
- Irwindale
- Jamul
- La Cañada Flintridge
- La Habra
- La Habra Heights
- La Jolla
- La Mesa
- La Mirada
- La Presa
- Ladera Heights
- Ladera Ranch
- Laguna Beach
- Laguna Hills
- Laguna Niguel
- Laguna Woods
- Lake Elsinore
- Lake Forest
- Lake San Marcos
- Lakeland Village
- Lakeside
- Las Flores
- Lemon Grove
- Loma Linda
- Lomita
- Long Beach
- Los Alamitos
- Los Angeles
- Marina del Rey
- Menifee
- Mentone
- Mission Viejo
- Montebello
- Monterey Park
- Moorpark
- Murrieta Hot Springs
- National City
- Newport Beach
- Norco
- North Hollywood
- North Tustin
- Oceanside
- Ontario
- Palm Springs
- Palos Verdes Estates
- Pasadena
- Pedley
- Pico Rivera
- Placentia
- Pomona
- Portola Hills
- Poway
- Quail Valley
- Rancho Cucamonga
- Rancho Palos Verdes
- Rancho San Diego
- Rancho Santa Fe
- Rancho Santa Margarita
- Redondo Beach
- Riverside
- Rolling Hills
- Rolling Hills Estates
- Rossmoor
- Rowland Heights
- Rubidoux
- San Bernardino
- San Clemente
- San Diego
- San Dimas
- San Fernando
- San Joaquin Hills
- San Juan Capistrano
- San Marcos
- San Pasqual
- San Pedro
- Santee
- Seal Beach
- Sedco Hills
- Sierra Madre
- Signal Hill
- Simi Valley
- Solana Beach
- South El Monte
- South Pasadena
- Spring Valley
- Sun City
- Sunnyslope
- Temecula
- Torrance
- Trabuco Canyon
- Tustin
- Upland
- Valle Vista
- Ventura
- Villa Park
- Walnut
- West Carson
- West Whittier-Los Nietos
- Whittier
- Winter Gardens
- Yorba Linda
California
United States