BBS Route · California · BCR 32
Oroville Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 97 species recorded across 42 survey years, still active.
97Species Recorded
42Years Surveyed
1972–2024Span
5Observers
Bird Species Found on California Oroville
Top 40 of 97 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| European Starling | Sturnidae | 750 | 2024 | 13× | 1974 | |
| House Sparrow | Passeridae | 166 | 2024 | +191% | 1974 | |
| House Finch | Fringillidae | 160 | 2024 | +123% | 1974 | |
| Tree Swallow | Hirundinidae | 89 | 2024 | 13× | 1977 | |
| Tricolored Blackbird | Icteridae | 80 | 2012 | +209% | 1982 | |
| Cliff Swallow | Hirundinidae | 51 | 2024 | +20% | 1974 | |
| Red-winged Blackbird | Icteridae | 40 | 2024 | +49% | 1974 | |
| American Goldfinch | Fringillidae | 35 | 2024 | +503% | 1974 | |
| White-faced Ibis | Threskiornithidae | 35 | 2013 | n/a | n/a | |
| Forster's Tern | Laridae | 30 | 2013 | +258% | 1981 | |
| Northern Mockingbird | Mimidae | 23 | 2024 | +145% | 1974 | |
| American Robin | Turdidae | 23 | 2024 | +244% | 1974 | |
| Lesser Goldfinch | Fringillidae | 23 | 2024 | +238% | 1978 | |
| Eurasian Collared-Dove | Columbidae | 20 | 2024 | +157% | 2011 | |
| Brewer's Blackbird | Icteridae | 19 | 2024 | -30% | 1974 | |
| Mourning Dove | Columbidae | 17 | 2024 | -41% | 1974 | |
| California Scrub-Jay | Corvidae | 15 | 2024 | +8% | 1974 | |
| Rock Pigeon | Columbidae | 15 | 2024 | +27% | 1977 | |
| Canada Goose | Anatidae | 12 | 2024 | +156% | 1993 | |
| Western Kingbird | Tyrannidae | 11 | 2024 | +171% | 1974 | |
| Turkey Vulture | Cathartidae | 11 | 2024 | +400% | 1985 | |
| Nuttall's Woodpecker | Picidae | 10 | 2024 | +100% | 1975 | |
| Brown-headed Cowbird | Icteridae | 10 | 2024 | +58% | 1974 | |
| Yellow-billed Magpie | Corvidae | 8 | 2024 | -82% | 1974 | |
| Western Bluebird | Turdidae | 7 | 2024 | +609% | 1986 | |
| Ash-throated Flycatcher | Tyrannidae | 6 | 2024 | +0% | 1974 | |
| California Towhee | Passerellidae | 6 | 2024 | -44% | 1974 | |
| White-breasted Nuthatch | Sittidae | 6 | 2024 | +67% | 2008 | |
| Red-tailed Hawk | Accipitridae | 5 | 2024 | +400% | 1977 | |
| Barn Swallow | Hirundinidae | 5 | 2024 | +94% | 1975 | |
| Black-necked Stilt | Recurvirostridae | 5 | 1998 | n/a | n/a | |
| Black Phoebe | Tyrannidae | 4 | 2024 | +167% | 1976 | |
| Western Meadowlark | Icteridae | 4 | 2024 | -43% | 1974 | |
| Oak Titmouse | Paridae | 4 | 2024 | +43% | 1976 | |
| Black-chinned Hummingbird | Trochilidae | 4 | 2024 | 14× | 1989 | |
| Osprey | Pandionidae | 4 | 2024 | +300% | 2013 | |
| American Crow | Corvidae | 3 | 2024 | +261% | 1974 | |
| Western Wood-Pewee | Tyrannidae | 3 | 2024 | +67% | 1990 | |
| Northern House Wren | Troglodytidae | 3 | 2024 | +133% | 1998 | |
| Western Grebe | Podicipedidae | 3 | 2024 | +75% | 1995 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.