BirdAnalyst
BBS Route · California · BCR 32

S Catalina Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 59 species recorded across 17 survey years, still active.

59Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1988–2022Span
5Observers

Bird Species Found on California S Catalina

Top 40 of 59 species by most recent count. Each links to its species trend.

Species recorded on the S Catalina 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
Brandt's CormorantPhalacrocoracidae134201923×2014
California QuailOdontophoridae1262022+188%1990
Spotted TowheePasserellidae1242022+521%1990
Northern MockingbirdMimidae922022-21%1990
Brown PelicanPelecanidae852022+305%1992
House FinchFringillidae732022-3%1990
Orange-crowned WarblerParulidae442022+4%1990
Bewick's WrenTroglodytidae432022+16%1990
Western GullLaridae362022-7%1990
Chipping SparrowPasserellidae262022-68%1990
Acorn WoodpeckerPicidae242022+558%1991
Common RavenCorvidae182022-74%1990
Lesser GoldfinchFringillidae122022+122%1990
Barn SwallowHirundinidae102022-39%1990
Rock PigeonColumbidae82019+30%1990
Ash-throated FlycatcherTyrannidae72022+58%1997
Hooded OrioleIcteridae72022+167%2013
Loggerhead ShrikeLaniidae62019+50%1992
Mourning DoveColumbidae52022-58%1990
Lazuli BuntingCardinalidae52019-81%1991
Ruddy DuckAnatidae51998+100%1994
White-throated SwiftApodidae42022-71%1990
Black PhoebeTyrannidae42022+83%1991
House SparrowPasseridae41997-20%1990
Allen's HummingbirdTrochilidae32022+18%1990
European StarlingSturnidae32022+95%1990
Heermann's GullLaridae32012+33%1992
MallardAnatidae32013-63%1998
Eurasian Collared-DoveColumbidae32019+50%2017
American CrowCorvidae32022-40%2019
American KestrelFalconidae22022-72%1990
Western MeadowlarkIcteridae22022-18%1991
Hutton's VireoVireonidae22019-50%1990
Anna's HummingbirdTrochilidae22022+120%1992
Wild TurkeyPhasianidae21993+0%1991
Black-headed GrosbeakCardinalidae22022+117%1997
Caspian TernLaridae22017-64%2014
Bald EagleAccipitridae22013n/an/a
BushtitAegithalidae22022n/an/a
KilldeerCharadriidae12017-62%1990

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