BBS Route · Oregon · BCR 9
Crowley Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 54 species recorded across 18 survey years, still active.
54Species Recorded
18Years Surveyed
1983–2024Span
7Observers
Bird Species Found on Oregon Crowley
Top 40 of 54 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Horned Lark | Alaudidae | 124 | 2024 | -55% | 1985 | |
| Western Meadowlark | Icteridae | 92 | 2024 | -68% | 1985 | |
| Sage Thrasher | Mimidae | 60 | 2024 | -52% | 1985 | |
| Brewer's Sparrow | Passerellidae | 50 | 2024 | -65% | 1985 | |
| House Sparrow | Passeridae | 27 | 2003 | n/a | n/a | |
| Mourning Dove | Columbidae | 15 | 2024 | -11% | 1985 | |
| Sagebrush Sparrow | Passerellidae | 15 | 2024 | -60% | 1985 | |
| Vesper Sparrow | Passerellidae | 12 | 2024 | -43% | 1985 | |
| Brewer's Blackbird | Icteridae | 10 | 2024 | -46% | 1985 | |
| Cliff Swallow | Hirundinidae | 9 | 2010 | -71% | 1989 | |
| Killdeer | Charadriidae | 8 | 2024 | +33% | 1985 | |
| Common Nighthawk | Caprimulgidae | 7 | 2024 | -11% | 1985 | |
| Gray Flycatcher | Tyrannidae | 6 | 2024 | +0% | 1985 | |
| Lark Sparrow | Passerellidae | 6 | 2024 | +29% | 1987 | |
| Chukar | Phasianidae | 5 | 2022 | +400% | 1983 | |
| Brown-headed Cowbird | Icteridae | 4 | 2024 | -76% | 1985 | |
| Red-winged Blackbird | Icteridae | 3 | 2024 | +238% | 1985 | |
| Bullock's Oriole | Icteridae | 3 | 1985 | +200% | 1983 | |
| Greater Sage-Grouse | Phasianidae | 3 | 2007 | -73% | 1988 | |
| American Kestrel | Falconidae | 2 | 2024 | +25% | 1985 | |
| Black-billed Magpie | Corvidae | 2 | 2004 | -14% | 1985 | |
| Common Raven | Corvidae | 2 | 2024 | -26% | 1985 | |
| Grasshopper Sparrow | Passerellidae | 2 | 2006 | +100% | 1983 | |
| Loggerhead Shrike | Laniidae | 2 | 2024 | -22% | 1987 | |
| Rock Wren | Troglodytidae | 2 | 2024 | -73% | 1985 | |
| American Robin | Turdidae | 2 | 2006 | +80% | 1988 | |
| Red-tailed Hawk | Accipitridae | 2 | 2024 | +40% | 1987 | |
| Common Poorwill | Caprimulgidae | 2 | 2022 | +0% | 1984 | |
| Say's Phoebe | Tyrannidae | 2 | 2024 | +0% | 1989 | |
| Black-throated Sparrow | Passerellidae | 2 | 1994 | n/a | n/a | |
| Bank Swallow | Hirundinidae | 2 | 2007 | n/a | n/a | |
| Song Sparrow | Passerellidae | 2 | 2010 | n/a | n/a | |
| Golden Eagle | Accipitridae | 1 | 1993 | -67% | 1988 | |
| Western Kingbird | Tyrannidae | 1 | 2024 | -40% | 2005 | |
| European Starling | Sturnidae | 1 | 2006 | +429% | 1985 | |
| Barn Swallow | Hirundinidae | 1 | 1994 | -50% | 1983 | |
| Northern Rough-winged Swallow | Hirundinidae | 1 | 2004 | +0% | 1984 | |
| Bushtit | Aegithalidae | 1 | 1984 | -83% | 1983 | |
| Northern Harrier | Accipitridae | 1 | 2022 | +40% | 1987 | |
| Swainson's Hawk | Accipitridae | 1 | 2022 | -33% | 1993 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.