BirdAnalyst
BBS Route · California · BCR 15

Strawberry Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 74 species recorded across 20 survey years, still active.

74Species 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 →
20Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1999–2019Span
1Observers

Bird Species Found on California Strawberry

Top 40 of 74 species by most recent count. Each links to its species trend.

Species recorded on the Strawberry 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
Western TanagerCardinalidae252019+11%2001
Red-breasted NuthatchSittidae242019+12%2001
Steller's JayCorvidae192019-38%2001
Mountain ChickadeeParidae172019+9%2001
Western Wood-PeweeTyrannidae152019+105%2001
Black-headed GrosbeakCardinalidae132019+25%2001
Spotted TowheePasserellidae122019-31%2001
Warbling VireoVireonidae102019+35%2001
Black-throated Gray WarblerParulidae102019-17%2001
Cassin's VireoVireonidae92019-5%2001
MacGillivray's WarblerParulidae92019+69%2001
American RobinTurdidae92019-61%2001
Red CrossbillFringillidae82001n/an/a
Dusky FlycatcherTyrannidae72019-22%2001
Vaux's SwiftApodidae61999n/an/a
Hermit WarblerParulidae62019-43%2001
Hermit ThrushTurdidae52019+50%2001
Lazuli BuntingCardinalidae52019+200%2004
Golden-crowned KingletRegulidae42019-58%2001
Common RavenCorvidae42019+100%2002
Wild TurkeyPhasianidae42014n/an/a
Band-tailed PigeonColumbidae32017+75%2002
Acorn WoodpeckerPicidae32019-8%2001
Nashville WarblerParulidae32019+19%2001
WrentitSylviidae32015+25%2003
Brown-headed CowbirdIcteridae22010-56%2001
Purple FinchFringillidae22019-64%2001
Chipping SparrowPasserellidae22017+75%2002
Fox SparrowPasserellidae22019-11%2001
Mountain QuailOdontophoridae22019-8%2002
Hairy WoodpeckerPicidae22017+50%2002
Bald EagleAccipitridae22012+50%2003
Red-breasted SapsuckerPicidae22019+200%2006
Mourning DoveColumbidae12019-27%2001
Cooper's HawkAccipitridae11999n/an/a
Pileated WoodpeckerPicidae12019+0%2002
Olive-sided FlycatcherTyrannidae12019-61%2001
California Scrub-JayCorvidae12015-25%2006
Cassin's FinchFringillidae12004-50%1999
Pine SiskinFringillidae12002-33%2000

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