BBS Route · Oregon · BCR 9
Eightmile Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 92 species recorded across 26 survey years, still active.
92Species Recorded
26Years Surveyed
1982–2024Span
5Observers
Bird Species Found on Oregon Eightmile
Top 40 of 92 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Western Meadowlark | Icteridae | 61 | 2024 | -28% | 1985 | |
| Horned Lark | Alaudidae | 31 | 2024 | +3% | 1985 | |
| Mourning Dove | Columbidae | 20 | 2024 | -6% | 1985 | |
| Common Raven | Corvidae | 15 | 2024 | +222% | 1985 | |
| Brewer's Blackbird | Icteridae | 12 | 2024 | -55% | 1985 | |
| Red-winged Blackbird | Icteridae | 11 | 2024 | -6% | 1985 | |
| Vesper Sparrow | Passerellidae | 11 | 2024 | -62% | 1985 | |
| House Sparrow | Passeridae | 10 | 2024 | -4% | 1985 | |
| Western Bluebird | Turdidae | 9 | 1991 | n/a | n/a | |
| American Robin | Turdidae | 8 | 2024 | -84% | 1985 | |
| Rock Wren | Troglodytidae | 7 | 2024 | -53% | 1985 | |
| Chukar | Phasianidae | 6 | 2024 | +350% | 1985 | |
| Spotted Towhee | Passerellidae | 6 | 2024 | +367% | 1985 | |
| Black-capped Chickadee | Paridae | 6 | 1992 | +0% | 1991 | |
| Dusky Flycatcher | Tyrannidae | 6 | 2022 | +100% | 1999 | |
| Say's Phoebe | Tyrannidae | 5 | 2024 | -50% | 1985 | |
| European Starling | Sturnidae | 5 | 2024 | -32% | 1985 | |
| Northern House Wren | Troglodytidae | 5 | 2024 | +67% | 1985 | |
| Lazuli Bunting | Cardinalidae | 5 | 2024 | +109% | 1987 | |
| Brown-headed Cowbird | Icteridae | 5 | 2024 | -5% | 1988 | |
| Killdeer | Charadriidae | 4 | 2024 | -56% | 1985 | |
| Common Nighthawk | Caprimulgidae | 4 | 2024 | -10% | 1988 | |
| American Crow | Corvidae | 4 | 2021 | -33% | 1985 | |
| Barn Swallow | Hirundinidae | 4 | 2022 | -40% | 1985 | |
| Song Sparrow | Passerellidae | 4 | 2023 | +0% | 1986 | |
| Savannah Sparrow | Passerellidae | 4 | 2024 | -76% | 1992 | |
| Western Kingbird | Tyrannidae | 3 | 2024 | -33% | 1985 | |
| Bullock's Oriole | Icteridae | 3 | 2024 | -60% | 1985 | |
| American Goldfinch | Fringillidae | 3 | 2024 | -36% | 1986 | |
| Yellow-breasted Chat | Icteriidae | 3 | 2024 | +133% | 1996 | |
| Western Wood-Pewee | Tyrannidae | 3 | 2024 | +125% | 1991 | |
| Mountain Bluebird | Turdidae | 3 | 2022 | +17% | 1991 | |
| Swainson's Hawk | Accipitridae | 3 | 2024 | +100% | 1992 | |
| California Quail | Odontophoridae | 2 | 2024 | -58% | 1985 | |
| Northern Harrier | Accipitridae | 2 | 2024 | -29% | 1985 | |
| Red-tailed Hawk | Accipitridae | 2 | 2023 | -69% | 1985 | |
| Cassin's Finch | Fringillidae | 2 | 2022 | -20% | 1987 | |
| Lark Sparrow | Passerellidae | 2 | 2024 | -25% | 1992 | |
| Brewer's Sparrow | Passerellidae | 2 | 2022 | -55% | 1986 | |
| Cliff Swallow | Hirundinidae | 2 | 2024 | -80% | 1985 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.