BBS Route · California · BCR 32
Red Bluff Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 131 species recorded across 47 survey years, still active.
131Species Recorded
47Years Surveyed
1968–2024Span
10Observers
Bird Species Found on California Red Bluff
Top 40 of 131 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Cliff Swallow | Hirundinidae | 121 | 2024 | +108% | 1970 | |
| European Starling | Sturnidae | 95 | 2024 | +141% | 1970 | |
| Acorn Woodpecker | Picidae | 87 | 2024 | +45% | 1970 | |
| Mourning Dove | Columbidae | 60 | 2024 | -15% | 1970 | |
| Ash-throated Flycatcher | Tyrannidae | 44 | 2024 | +27% | 1970 | |
| California Quail | Odontophoridae | 38 | 2024 | +129% | 1970 | |
| Lesser Goldfinch | Fringillidae | 33 | 2024 | +192% | 1970 | |
| Cedar Waxwing | Bombycillidae | 33 | 2024 | -64% | 1989 | |
| House Sparrow | Passeridae | 29 | 2024 | -16% | 1970 | |
| White-faced Ibis | Threskiornithidae | 29 | 2014 | +26% | 2013 | |
| Eurasian Collared-Dove | Columbidae | 28 | 2024 | +359% | 2012 | |
| Western Meadowlark | Icteridae | 26 | 2024 | -45% | 1970 | |
| House Finch | Fringillidae | 25 | 2024 | -3% | 1970 | |
| Brown-headed Cowbird | Icteridae | 23 | 2024 | +300% | 1970 | |
| Oak Titmouse | Paridae | 20 | 2024 | +38% | 1970 | |
| Brewer's Blackbird | Icteridae | 19 | 2024 | -46% | 1970 | |
| Lark Sparrow | Passerellidae | 19 | 2024 | +9% | 1970 | |
| Northern Mockingbird | Mimidae | 18 | 2024 | 12× | 1977 | |
| Western Kingbird | Tyrannidae | 15 | 2024 | -58% | 1970 | |
| California Scrub-Jay | Corvidae | 12 | 2024 | +330% | 1970 | |
| Red-winged Blackbird | Icteridae | 11 | 2024 | -67% | 1970 | |
| California Towhee | Passerellidae | 11 | 2024 | +218% | 1972 | |
| American Robin | Turdidae | 10 | 2024 | +115% | 1970 | |
| Western Bluebird | Turdidae | 10 | 2024 | -51% | 1970 | |
| Tricolored Blackbird | Icteridae | 9 | 2024 | -9% | 1972 | |
| Turkey Vulture | Cathartidae | 8 | 2024 | +33% | 1970 | |
| Bewick's Wren | Troglodytidae | 8 | 2024 | -14% | 1971 | |
| Bullock's Oriole | Icteridae | 7 | 2024 | -78% | 1970 | |
| American Goldfinch | Fringillidae | 6 | 2022 | +71% | 1971 | |
| Spotted Towhee | Passerellidae | 5 | 2024 | +333% | 1973 | |
| Western Tanager | Cardinalidae | 5 | 2024 | +275% | 1994 | |
| Lazuli Bunting | Cardinalidae | 5 | 2024 | +29% | 1979 | |
| Rufous-crowned Sparrow | Passerellidae | 5 | 1995 | n/a | n/a | |
| Red-tailed Hawk | Accipitridae | 4 | 2023 | +50% | 1970 | |
| Nuttall's Woodpecker | Picidae | 4 | 2024 | -70% | 1970 | |
| Black Phoebe | Tyrannidae | 4 | 2024 | +143% | 1970 | |
| Tree Swallow | Hirundinidae | 4 | 2024 | -73% | 1970 | |
| White-breasted Nuthatch | Sittidae | 4 | 2024 | -40% | 1970 | |
| Bushtit | Aegithalidae | 4 | 2023 | +127% | 1972 | |
| Nashville Warbler | Parulidae | 4 | 1983 | n/a | n/a |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.