BBS Route · California · BCR 9
Bartle Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 121 species recorded across 44 survey years, still active.
121Species Recorded
44Years Surveyed
1972–2021Span
8Observers
Bird Species Found on California Bartle
Top 40 of 121 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Western Tanager | Cardinalidae | 48 | 2021 | +53% | 1974 | |
| American White Pelican | Pelecanidae | 43 | 1984 | n/a | n/a | |
| Sagebrush Sparrow | Passerellidae | 36 | 1977 | n/a | n/a | |
| Spotted Towhee | Passerellidae | 30 | 2021 | +60% | 1974 | |
| Mountain Chickadee | Paridae | 27 | 2021 | +56% | 1974 | |
| Western Wood-Pewee | Tyrannidae | 18 | 2021 | -9% | 1974 | |
| Hammond's Flycatcher | Tyrannidae | 16 | 2021 | +100% | 1980 | |
| Fox Sparrow | Passerellidae | 14 | 2021 | -32% | 1974 | |
| Cassin's Vireo | Vireonidae | 14 | 2021 | +193% | 1974 | |
| Red-breasted Nuthatch | Sittidae | 14 | 2021 | +112% | 1974 | |
| Warbling Vireo | Vireonidae | 13 | 2021 | +333% | 1977 | |
| Hermit Thrush | Turdidae | 11 | 2021 | +67% | 1977 | |
| White-headed Woodpecker | Picidae | 8 | 2021 | -44% | 1977 | |
| Olive-sided Flycatcher | Tyrannidae | 8 | 2021 | -67% | 1974 | |
| Lazuli Bunting | Cardinalidae | 8 | 2021 | -46% | 1974 | |
| Black-throated Gray Warbler | Parulidae | 8 | 2021 | +183% | 1980 | |
| Pacific Wren | Troglodytidae | 8 | 1974 | n/a | n/a | |
| Dusky Flycatcher | Tyrannidae | 7 | 2021 | +245% | 1980 | |
| Steller's Jay | Corvidae | 7 | 2021 | -31% | 1974 | |
| Bushtit | Aegithalidae | 6 | 2021 | +250% | 1982 | |
| Mountain Quail | Odontophoridae | 5 | 2018 | -82% | 1977 | |
| Hairy Woodpecker | Picidae | 5 | 2021 | +600% | 1974 | |
| Brown Creeper | Certhiidae | 5 | 2021 | +114% | 1974 | |
| Common Raven | Corvidae | 5 | 2021 | +133% | 1984 | |
| Wrentit | Sylviidae | 5 | 2021 | +233% | 1983 | |
| Cinnamon Teal | Anatidae | 5 | 1986 | n/a | n/a | |
| Mourning Dove | Columbidae | 4 | 2021 | -36% | 1974 | |
| Chipping Sparrow | Passerellidae | 4 | 2021 | +5% | 1974 | |
| American Robin | Turdidae | 4 | 2019 | -82% | 1974 | |
| Mountain Bluebird | Turdidae | 4 | 2015 | -11% | 1974 | |
| Rock Wren | Troglodytidae | 4 | 2021 | -29% | 1980 | |
| Bewick's Wren | Troglodytidae | 4 | 2019 | -23% | 1980 | |
| Red Crossbill | Fringillidae | 4 | 2021 | +28% | 1983 | |
| Townsend's Solitaire | Turdidae | 4 | 2021 | +8% | 1982 | |
| Band-tailed Pigeon | Columbidae | 4 | 2021 | -20% | 1996 | |
| Pileated Woodpecker | Picidae | 3 | 2021 | +67% | 1980 | |
| Purple Finch | Fringillidae | 3 | 2021 | +163% | 1980 | |
| Nashville Warbler | Parulidae | 3 | 2021 | +215% | 1980 | |
| MacGillivray's Warbler | Parulidae | 3 | 2021 | +367% | 1980 | |
| Red-tailed Hawk | Accipitridae | 3 | 2013 | +0% | 1980 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.