BBS Route · California · BCR 32
Fallsvale Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 94 species recorded across 8 survey years, no longer active.
94Species Recorded
8Years Surveyed
1970–1981Span
2Observers
Bird Species Found on California Fallsvale
Top 40 of 94 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Band-tailed Pigeon | Columbidae | 44 | 1981 | +79% | 1972 | |
| Steller's Jay | Corvidae | 44 | 1981 | -38% | 1972 | |
| Spotted Towhee | Passerellidae | 42 | 1981 | +1% | 1972 | |
| Lesser Goldfinch | Fringillidae | 40 | 1981 | +77% | 1972 | |
| Acorn Woodpecker | Picidae | 36 | 1981 | -18% | 1972 | |
| Violet-green Swallow | Hirundinidae | 33 | 1981 | -54% | 1972 | |
| Western Wood-Pewee | Tyrannidae | 29 | 1981 | -37% | 1972 | |
| Mountain Chickadee | Paridae | 28 | 1981 | -23% | 1972 | |
| Western Tanager | Cardinalidae | 24 | 1981 | -42% | 1972 | |
| Cassin's Finch | Fringillidae | 19 | 1975 | +54% | 1972 | |
| House Sparrow | Passeridae | 19 | 1975 | -52% | 1972 | |
| Northern House Wren | Troglodytidae | 18 | 1981 | -65% | 1972 | |
| Purple Finch | Fringillidae | 13 | 1981 | -56% | 1972 | |
| House Finch | Fringillidae | 13 | 1981 | -63% | 1972 | |
| California Towhee | Passerellidae | 13 | 1981 | +4% | 1972 | |
| Wrentit | Sylviidae | 13 | 1981 | +32% | 1972 | |
| Black-headed Grosbeak | Cardinalidae | 12 | 1981 | -54% | 1972 | |
| California Scrub-Jay | Corvidae | 11 | 1981 | -54% | 1972 | |
| Bullock's Oriole | Icteridae | 11 | 1981 | -26% | 1972 | |
| Song Sparrow | Passerellidae | 11 | 1981 | -34% | 1972 | |
| Bewick's Wren | Troglodytidae | 11 | 1981 | -23% | 1972 | |
| Ash-throated Flycatcher | Tyrannidae | 10 | 1981 | +3% | 1972 | |
| Lawrence's Goldfinch | Fringillidae | 10 | 1975 | +3% | 1972 | |
| White-throated Swift | Apodidae | 9 | 1981 | -35% | 1972 | |
| American Robin | Turdidae | 8 | 1981 | -55% | 1972 | |
| Western Bluebird | Turdidae | 8 | 1981 | -35% | 1972 | |
| California Thrasher | Mimidae | 8 | 1981 | +700% | 1974 | |
| Brewer's Blackbird | Icteridae | 7 | 1981 | -48% | 1973 | |
| Ruby-crowned Kinglet | Regulidae | 6 | 1970 | n/a | n/a | |
| Lark Sparrow | Passerellidae | 6 | 1980 | n/a | n/a | |
| Red-tailed Hawk | Accipitridae | 5 | 1981 | +0% | 1973 | |
| Lazuli Bunting | Cardinalidae | 5 | 1981 | -56% | 1972 | |
| Clark's Nutcracker | Corvidae | 5 | 1972 | n/a | n/a | |
| Olive-sided Flycatcher | Tyrannidae | 4 | 1981 | -76% | 1972 | |
| Brown-headed Cowbird | Icteridae | 4 | 1981 | -61% | 1972 | |
| Black-chinned Sparrow | Passerellidae | 4 | 1981 | -87% | 1972 | |
| Orange-crowned Warbler | Parulidae | 4 | 1980 | +300% | 1973 | |
| Black Swift | Apodidae | 4 | 1975 | n/a | n/a | |
| Blue-gray Gnatcatcher | Polioptilidae | 4 | 1975 | n/a | n/a | |
| Common Raven | Corvidae | 4 | 1981 | +100% | 1980 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.