
Based on 18,335 research-grade iNaturalist observations in California, California Gull is most often recorded in January; in California it behaves like a year-round resident. It ranks #59 among birds recorded in the state in our data.
Larus californicus
California Gull in California by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in California in January

Red-tailed Hawk

White-crowned Sparrow

Yellow-rumped Warbler
Anna's Hummingbird
American Coot
Black Phoebe

Great Egret

Great Blue Heron
Places to look in California
Botanical GardenThe Huntington Library, Art Museum, and Botanical Gardens
State ParkHearst Castle
Botanical GardenSan Francisco Botanical Garden
Anza-Borrego Desert State Park
Angeles National Forest
National ForestSequoia National Forest
FAQ
When does California Gull appear in California?
Mainly December–November, with the most records in January.
How common is California Gull in California?
It ranks #59 by number of iNaturalist observations among birds in California (18,335 records in our sample).