BBS Route · California · BCR 15

Higgins Corn Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 98 species recorded across 45 survey years, still active.

98Species Recorded
45Years Surveyed
19732024Span
6Observers

Bird Species Found on California Higgins Corn

Top 40 of 98 species by most recent count. Each links to its species trend.

Species recorded on the Higgins Corn route.
History
House FinchFringillidae442024+487%1975
Lesser GoldfinchFringillidae382024+950%1976
Oak TitmouseParidae252024+291%1978
Spotted TowheePasserellidae222024+19%1975
American RobinTurdidae212024-40%1975
Acorn WoodpeckerPicidae192024+15%1975
California TowheePasserellidae152024+310%1975
BushtitAegithalidae152024+265%1978
Orange-crowned WarblerParulidae122024+600%1975
Canada GooseAnatidae122024+125%2019
Chipping SparrowPasserellidae112024+64%1978
American CrowCorvidae112024+900%1977
Common RavenCorvidae112024+560%2004
California Scrub-JayCorvidae102024+10%1975
House SparrowPasseridae102024+50%1975
Warbling VireoVireonidae92021+300%1976
Red-winged BlackbirdIcteridae82024+267%1975
Black-headed GrosbeakCardinalidae72024-57%1975
Western TanagerCardinalidae72024-33%1975
Downy WoodpeckerPicidae72024+10%1985
Mourning DoveColumbidae62024-5%1975
Ash-throated FlycatcherTyrannidae52024+83%1975
Western Wood-PeweeTyrannidae52024-81%1975
Brown-headed CowbirdIcteridae52024+83%1975
Black PhoebeTyrannidae52024+333%1977
White-breasted NuthatchSittidae52024+43%1981
WrentitSylviidae42024+0%1975
Black-throated Gray WarblerParulidae42024-17%1982
Northern MockingbirdMimidae42023+133%1983
Western Screech-OwlStrigidae41997+300%1995
Chestnut-backed ChickadeeParidae42024+100%2014
Olive-sided FlycatcherTyrannidae32023-77%1975
Brewer's BlackbirdIcteridae32024-15%1975
Lark SparrowPasserellidae32002-14%1977
Brown CreeperCerthiidae32024+0%1975
Rock PigeonColumbidae32024-40%1978
Red-breasted NuthatchSittidae32024+0%1976
Steller's JayCorvidae32024+129%1977
Belted KingfisherAlcedinidae32015+0%1997
Anna's HummingbirdTrochilidae32024+175%1984

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.