BBS Route · California · BCR 32

Jofegan 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 77 species recorded across 2 survey years, still active.

Bird Species Found on California Jofegan 2

Top 40 of 77 species by most recent count. Each links to its species trend.

Species recorded on the Jofegan 2 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
Cliff SwallowHirundinidae982025-26%2024
House FinchFringillidae842025-1%2024
Lesser GoldfinchFringillidae522025-18%2024
California TowheePasserellidae482025+23%2024
Spotted TowheePasserellidae362025-22%2024
WrentitSylviidae342025-15%2024
Song SparrowPasserellidae282025+100%2024
BushtitAegithalidae252025-47%2024
European StarlingSturnidae222025-24%2024
Yellow WarblerParulidae222025+29%2024
Mourning DoveColumbidae202025-17%2024
Common YellowthroatParulidae202025-26%2024
Least TernLaridae182024n/an/a
Turkey VultureCathartidae17202517×2024
Northern MockingbirdMimidae152025-6%2024
Northern House WrenTroglodytidae142025+133%2024
American CrowCorvidae132025-38%2024
Great Blue HeronArdeidae112025n/an/a
Bell's VireoVireonidae102025-38%2024
Orange-crowned WarblerParulidae102025-17%2024
Anna's HummingbirdTrochilidae82025+60%2024
Common RavenCorvidae82025+33%2024
Blue GrosbeakCardinalidae82025-11%2024
Cassin's KingbirdTyrannidae72025-59%2024
Lark SparrowPasserellidae72025+75%2024
Yellow-breasted ChatIcteriidae72025-46%2024
Bewick's WrenTroglodytidae72025-36%2024
Ruddy DuckAnatidae62024n/an/a
Nuttall's WoodpeckerPicidae62025-25%2024
Hooded OrioleIcteridae62025+100%2024
Great-tailed GrackleIcteridae62025+200%2024
Black-headed GrosbeakCardinalidae62025+100%2024
Northern Rough-winged SwallowHirundinidae62025-46%2024
White-faced IbisThreskiornithidae52024n/an/a
Red-shouldered HawkAccipitridae52025+67%2024
Tree SwallowHirundinidae52024n/an/a
Brown PelicanPelecanidae52025n/an/a
American CootRallidae52025n/an/a
House SparrowPasseridae52025n/an/a
MallardAnatidae42025-20%2024

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