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BBS Route · California · BCR 9

Ingalls Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 125 species recorded across 28 survey years, still active.

125Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
28Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1973–2001Span
5Observers

Bird Species Found on California Ingalls

Top 40 of 125 species by most recent count. Each links to its species trend.

Species recorded on the Ingalls route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
European StarlingSturnidae892001+269%1976
Brewer's BlackbirdIcteridae572001+26%1976
Cliff SwallowHirundinidae512001+893%1976
Western MeadowlarkIcteridae362001+60%1976
American RobinTurdidae282001+100%1976
House SparrowPasseridae262001+34%1976
Brown-headed CowbirdIcteridae252001+750%1976
House FinchFringillidae252001+90%1976
Turkey VultureCathartidae232001+343%1982
Mountain BluebirdTurdidae232001+320%1976
Lark SparrowPasserellidae221999+120%1976
Tricolored BlackbirdIcteridae211998+120%1985
Black-billed MagpieCorvidae172001-11%1976
Violet-green SwallowHirundinidae171973n/an/a
White-faced IbisThreskiornithidae172001+89%1995
Ring-billed GullLaridae162001+540%1976
Mourning DoveColumbidae162001-14%1976
Canada GooseAnatidae152001-81%1977
Brewer's SparrowPasserellidae122001-43%1976
Common NighthawkCaprimulgidae112000+5%1977
Horned LarkAlaudidae101999+61%1976
Song SparrowPasserellidae102001+433%1976
Chipping SparrowPasserellidae92000+70%1976
Mountain ChickadeeParidae92001+113%1976
WilletScolopacidae81999+117%1977
Red-winged BlackbirdIcteridae82001-68%1976
CanvasbackAnatidae71981n/an/a
Savannah SparrowPasserellidae62000+333%1977
BushtitAegithalidae61990+200%1988
KilldeerCharadriidae52001-56%1976
Barn SwallowHirundinidae52001-75%1976
Caspian TernLaridae51999+14%1977
Double-crested CormorantPhalacrocoracidae51998+100%1978
American White PelicanPelecanidae52001-46%1977
Pied-billed GrebePodicipedidae51994+400%1979
Red-tailed HawkAccipitridae42001+167%1976
Tree SwallowHirundinidae42001-40%1978
Sandhill CraneGruidae42000+106%1977
California QuailOdontophoridae42001+200%1983
Ruddy DuckAnatidae41994+100%1989

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