BBS Route · California · BCR 32
Carrizo Pln Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 62 species recorded across 35 survey years, still active.
62Species Recorded
35Years Surveyed
1970–2023Span
7Observers
Bird Species Found on California Carrizo Pln
Top 40 of 62 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Horned Lark | Alaudidae | 100 | 2023 | -92% | 1977 | |
| Western Meadowlark | Icteridae | 99 | 2023 | -51% | 1977 | |
| American Coot | Rallidae | 88 | 1978 | n/a | n/a | |
| Common Raven | Corvidae | 82 | 2023 | +184% | 1977 | |
| Forster's Tern | Laridae | 15 | 1991 | n/a | n/a | |
| Cliff Swallow | Hirundinidae | 10 | 2014 | -14% | 1981 | |
| Green-winged Teal | Anatidae | 10 | 1978 | n/a | n/a | |
| Northern Pintail | Anatidae | 10 | 1978 | n/a | n/a | |
| Short-eared Owl | Strigidae | 10 | 2011 | -55% | 1993 | |
| Mourning Dove | Columbidae | 9 | 2023 | -68% | 1977 | |
| Northern Rough-winged Swallow | Hirundinidae | 9 | 2021 | -68% | 1970 | |
| American Avocet | Recurvirostridae | 9 | 2023 | -74% | 1992 | |
| Tricolored Blackbird | Icteridae | 9 | 2011 | +34% | 1995 | |
| Red-tailed Hawk | Accipitridae | 8 | 2023 | +183% | 1977 | |
| Black-necked Stilt | Recurvirostridae | 7 | 1998 | -13% | 1970 | |
| Loggerhead Shrike | Laniidae | 5 | 2023 | -69% | 1977 | |
| Killdeer | Charadriidae | 4 | 2014 | -50% | 1978 | |
| European Starling | Sturnidae | 4 | 2023 | +7% | 1977 | |
| California Gull | Laridae | 4 | 1978 | n/a | n/a | |
| Ruddy Duck | Anatidae | 4 | 1978 | n/a | n/a | |
| Bell's Sparrow | Passerellidae | 3 | 2023 | -18% | 1977 | |
| House Sparrow | Passeridae | 3 | 2023 | -59% | 1980 | |
| House Finch | Fringillidae | 3 | 2023 | -62% | 1978 | |
| Say's Phoebe | Tyrannidae | 3 | 2021 | +133% | 1991 | |
| Savannah Sparrow | Passerellidae | 3 | 2023 | -73% | 1999 | |
| Grasshopper Sparrow | Passerellidae | 3 | 2003 | -89% | 1998 | |
| Rock Wren | Troglodytidae | 3 | 2023 | +200% | 2006 | |
| Northern Harrier | Accipitridae | 2 | 2006 | -62% | 1980 | |
| Western Kingbird | Tyrannidae | 2 | 2023 | -55% | 1977 | |
| Phainopepla | Ptiliogonatidae | 2 | 1972 | n/a | n/a | |
| LeConte's Thrasher | Mimidae | 2 | 1972 | n/a | n/a | |
| Pied-billed Grebe | Podicipedidae | 2 | 1978 | n/a | n/a | |
| Cinnamon Teal | Anatidae | 2 | 1998 | -92% | 1978 | |
| Turkey Vulture | Cathartidae | 2 | 2023 | +0% | 1991 | |
| Lark Sparrow | Passerellidae | 2 | 2023 | -50% | 1992 | |
| Prairie Falcon | Falconidae | 2 | 2023 | +0% | 1993 | |
| Eurasian Collared-Dove | Columbidae | 2 | 2023 | -44% | 2014 | |
| Golden Eagle | Accipitridae | 1 | 2003 | -20% | 1977 | |
| Burrowing Owl | Strigidae | 1 | 2014 | -88% | 1977 | |
| Black-chinned Hummingbird | Trochilidae | 1 | 1970 | n/a | n/a |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.