BBS Route · California · BCR 15
Chilcoot Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 97 species recorded across 5 survey years, still active.
97Species Recorded
5Years Surveyed
1998–2024Span
3Observers
Bird Species Found on California Chilcoot
Top 40 of 97 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Western Wood-Pewee | Tyrannidae | 58 | 2024 | +113% | 2008 | |
| Cliff Swallow | Hirundinidae | 51 | 2024 | -3% | 2008 | |
| Mountain Chickadee | Paridae | 45 | 2024 | +48% | 2008 | |
| House Sparrow | Passeridae | 40 | 2024 | +313% | 2008 | |
| Brown-headed Cowbird | Icteridae | 22 | 2024 | +43% | 2008 | |
| American Robin | Turdidae | 22 | 2024 | -16% | 2008 | |
| Orange-crowned Warbler | Parulidae | 22 | 2009 | n/a | n/a | |
| Western Tanager | Cardinalidae | 21 | 2024 | +111% | 2008 | |
| American Crow | Corvidae | 19 | 2024 | +73% | 1998 | |
| Spotted Towhee | Passerellidae | 19 | 2024 | -6% | 2008 | |
| Green-tailed Towhee | Passerellidae | 18 | 2024 | +27% | 2008 | |
| Song Sparrow | Passerellidae | 14 | 2024 | +100% | 2008 | |
| Hairy Woodpecker | Picidae | 13 | 2024 | +600% | 2008 | |
| Chipping Sparrow | Passerellidae | 13 | 2024 | -76% | 1998 | |
| White-breasted Nuthatch | Sittidae | 13 | 2024 | +200% | 2008 | |
| Steller's Jay | Corvidae | 12 | 2024 | -29% | 2008 | |
| Canada Goose | Anatidae | 12 | 2024 | n/a | n/a | |
| White-headed Woodpecker | Picidae | 11 | 2024 | +120% | 1998 | |
| Cassin's Finch | Fringillidae | 11 | 2024 | +38% | 2008 | |
| Red Crossbill | Fringillidae | 11 | 2024 | +120% | 1998 | |
| Mountain Bluebird | Turdidae | 11 | 2024 | +71% | 2008 | |
| Ring-billed Gull | Laridae | 10 | 2008 | +900% | 1998 | |
| Mourning Dove | Columbidae | 10 | 2024 | +122% | 2008 | |
| Gray Flycatcher | Tyrannidae | 10 | 2024 | +100% | 1998 | |
| Western Kingbird | Tyrannidae | 9 | 2024 | +233% | 2008 | |
| Bullock's Oriole | Icteridae | 9 | 2024 | +100% | 2008 | |
| Yellow Warbler | Parulidae | 9 | 2024 | -36% | 2008 | |
| Rock Wren | Troglodytidae | 8 | 2024 | +57% | 2009 | |
| Brown Creeper | Certhiidae | 7 | 2024 | +40% | 1998 | |
| Red-breasted Sapsucker | Picidae | 7 | 2024 | +600% | 2008 | |
| Mountain Quail | Odontophoridae | 6 | 2023 | -60% | 1998 | |
| Common Nighthawk | Caprimulgidae | 6 | 2024 | +500% | 1998 | |
| California Quail | Odontophoridae | 6 | 2024 | +0% | 2009 | |
| Lesser Goldfinch | Fringillidae | 6 | 2024 | +100% | 2009 | |
| Pygmy Nuthatch | Sittidae | 6 | 2024 | +0% | 2023 | |
| Bufflehead | Anatidae | 5 | 1998 | n/a | n/a | |
| Killdeer | Charadriidae | 5 | 2024 | +67% | 1998 | |
| Pine Siskin | Fringillidae | 5 | 2024 | +25% | 1998 | |
| Black-headed Grosbeak | Cardinalidae | 5 | 2023 | -29% | 1998 | |
| Violet-green Swallow | Hirundinidae | 5 | 2024 | +7% | 2008 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.