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BBS Route · California · BCR 32

Cuyamaca Pk Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 104 species recorded across 25 survey years, still active.

104Species 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1970–2025Span
7Observers

Bird Species Found on California Cuyamaca Pk

Top 40 of 104 species by most recent count. Each links to its species trend.

Species recorded on the Cuyamaca Pk 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
Spotted TowheePasserellidae802025-6%1972
WrentitSylviidae602025+19%1972
California Scrub-JayCorvidae532025-18%1972
California TowheePasserellidae522025+33%1972
Black-headed GrosbeakCardinalidae422025+24%1972
California ThrasherMimidae332025-4%1972
Acorn WoodpeckerPicidae322025+170%1972
Bewick's WrenTroglodytidae312025+180%1972
Mourning DoveColumbidae282025+646%1972
California QuailOdontophoridae272025+163%1972
Ash-throated FlycatcherTyrannidae252025-15%1972
Black-chinned SparrowPasserellidae252025-35%1972
House FinchFringillidae242025-24%1972
BushtitAegithalidae242025+17%1972
Lesser GoldfinchFringillidae232025+28%1972
Mountain QuailOdontophoridae182025+306%1974
Eurasian Collared-DoveColumbidae172025+104%2017
Oak TitmouseParidae142025-11%1972
American CrowCorvidae132025-31%1972
Common RavenCorvidae112025+32%1972
Song SparrowPasserellidae102025+67%1972
House SparrowPasseridae102025-52%1972
Red-winged BlackbirdIcteridae102025+350%1975
Nuttall's WoodpeckerPicidae82025+110%1972
American GoldfinchFringillidae81975+700%1973
Anna's HummingbirdTrochilidae72025+0%1972
Hooded OrioleIcteridae72025+86%2016
Bullock's OrioleIcteridae62025-57%1972
Lawrence's GoldfinchFringillidae62025-32%1972
Western TanagerCardinalidae62025+100%1973
Western KingbirdTyrannidae62025-23%1974
Steller's JayCorvidae52025+567%1977
Cliff SwallowHirundinidae52025-11%1975
Northern MockingbirdMimidae52025+160%1995
PhainopeplaPtiliogonatidae42025-77%1972
Yellow WarblerParulidae42025-10%1973
Northern House WrenTroglodytidae42025-11%1972
Western BluebirdTurdidae42025+15%1972
Swainson's ThrushTurdidae41972n/an/a
Bell's SparrowPasserellidae42025+36%1981

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.