BBS Route · Washington · BCR 9
Index Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 55 species recorded across 4 survey years, no longer active.
55Species Recorded
4Years Surveyed
1968–1971Span
2Observers
Bird Species Found on Washington Index
Top 40 of 55 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| American Robin | Turdidae | 50 | 1971 | -10% | 1969 | |
| Swainson's Thrush | Turdidae | 49 | 1971 | -10% | 1969 | |
| American Crow | Corvidae | 24 | 1971 | -45% | 1969 | |
| Black Swift | Apodidae | 20 | 1971 | 22× | 1969 | |
| Black-throated Gray Warbler | Parulidae | 20 | 1971 | -29% | 1969 | |
| Willow Flycatcher | Tyrannidae | 18 | 1971 | -23% | 1969 | |
| Song Sparrow | Passerellidae | 16 | 1971 | +60% | 1969 | |
| Yellow Warbler | Parulidae | 16 | 1971 | +53% | 1969 | |
| Brown-headed Cowbird | Icteridae | 12 | 1971 | +22% | 1969 | |
| Red-eyed Vireo | Vireonidae | 10 | 1971 | -7% | 1969 | |
| Black-capped Chickadee | Paridae | 10 | 1970 | +150% | 1968 | |
| Band-tailed Pigeon | Columbidae | 9 | 1971 | -58% | 1969 | |
| White-crowned Sparrow | Passerellidae | 8 | 1971 | -40% | 1969 | |
| Varied Thrush | Turdidae | 8 | 1971 | -30% | 1969 | |
| Orange-crowned Warbler | Parulidae | 7 | 1971 | +360% | 1969 | |
| Pacific Wren | Troglodytidae | 7 | 1971 | +36% | 1969 | |
| Barn Swallow | Hirundinidae | 6 | 1971 | -33% | 1969 | |
| Violet-green Swallow | Hirundinidae | 6 | 1971 | -20% | 1969 | |
| Chestnut-backed Chickadee | Paridae | 6 | 1971 | +20% | 1969 | |
| Vaux's Swift | Apodidae | 5 | 1971 | +67% | 1968 | |
| MacGillivray's Warbler | Parulidae | 5 | 1971 | -82% | 1969 | |
| Bushtit | Aegithalidae | 5 | 1970 | +150% | 1968 | |
| Rufous Hummingbird | Trochilidae | 4 | 1971 | +33% | 1968 | |
| Cliff Swallow | Hirundinidae | 4 | 1971 | +100% | 1968 | |
| Western Tanager | Cardinalidae | 4 | 1971 | +300% | 1969 | |
| Brewer's Blackbird | Icteridae | 4 | 1971 | n/a | n/a | |
| American Goldfinch | Fringillidae | 3 | 1969 | +50% | 1968 | |
| Spotted Towhee | Passerellidae | 3 | 1971 | +50% | 1968 | |
| Cedar Waxwing | Bombycillidae | 3 | 1971 | -89% | 1969 | |
| Hammond's Flycatcher | Tyrannidae | 3 | 1971 | -67% | 1969 | |
| Tree Swallow | Hirundinidae | 3 | 1971 | -25% | 1969 | |
| Spotted Sandpiper | Scolopacidae | 2 | 1968 | n/a | n/a | |
| Rock Pigeon | Columbidae | 2 | 1969 | +100% | 1968 | |
| Olive-sided Flycatcher | Tyrannidae | 2 | 1970 | +100% | 1968 | |
| European Starling | Sturnidae | 2 | 1971 | -63% | 1969 | |
| Northern Rough-winged Swallow | Hirundinidae | 2 | 1971 | -50% | 1968 | |
| Cassin's Vireo | Vireonidae | 2 | 1971 | -86% | 1968 | |
| Wilson's Warbler | Parulidae | 2 | 1971 | -75% | 1968 | |
| Black-headed Grosbeak | Cardinalidae | 2 | 1971 | -50% | 1969 | |
| Townsend's Warbler | Parulidae | 2 | 1971 | -60% | 1969 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.