BBS Route · California · BCR 33
Flynn Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 33 species recorded across 7 survey years, still active.
33Species Recorded
7Years Surveyed
1988–1996Span
3Observers
Bird Species Found on California Flynn
Top 33 of 33 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Black-throated Sparrow | Passerellidae | 40 | 1996 | +50% | 1992 | |
| Ash-throated Flycatcher | Tyrannidae | 12 | 1996 | +131% | 1992 | |
| Red-tailed Hawk | Accipitridae | 6 | 1996 | +67% | 1992 | |
| Cactus Wren | Troglodytidae | 6 | 1996 | -5% | 1992 | |
| Mourning Dove | Columbidae | 4 | 1996 | +18% | 1989 | |
| House Finch | Fringillidae | 4 | 1996 | -64% | 1992 | |
| Verdin | Remizidae | 4 | 1996 | +100% | 1993 | |
| Ladder-backed Woodpecker | Picidae | 3 | 1996 | +0% | 1992 | |
| Common Raven | Corvidae | 3 | 1996 | -46% | 1992 | |
| Phainopepla | Ptiliogonatidae | 3 | 1996 | +200% | 1989 | |
| Black-tailed Gnatcatcher | Polioptilidae | 3 | 1995 | +267% | 1993 | |
| Gambel's Quail | Odontophoridae | 2 | 1996 | +100% | 1992 | |
| White-throated Swift | Apodidae | 2 | 1988 | n/a | n/a | |
| Loggerhead Shrike | Laniidae | 2 | 1996 | +38% | 1992 | |
| Horned Lark | Alaudidae | 2 | 1996 | -64% | 1992 | |
| Blue-gray Gnatcatcher | Polioptilidae | 2 | 1989 | n/a | n/a | |
| Western Kingbird | Tyrannidae | 1 | 1996 | -25% | 1989 | |
| Scott's Oriole | Icteridae | 1 | 1996 | -14% | 1992 | |
| Pine Siskin | Fringillidae | 1 | 1988 | n/a | n/a | |
| Northern Rough-winged Swallow | Hirundinidae | 1 | 1988 | n/a | n/a | |
| Northern Mockingbird | Mimidae | 1 | 1996 | -18% | 1993 | |
| LeConte's Thrasher | Mimidae | 1 | 1996 | -65% | 1992 | |
| Turkey Vulture | Cathartidae | 1 | 1995 | -13% | 1992 | |
| Say's Phoebe | Tyrannidae | 1 | 1996 | +0% | 1989 | |
| Western Meadowlark | Icteridae | 1 | 1995 | +0% | 1989 | |
| Bullock's Oriole | Icteridae | 1 | 1989 | n/a | n/a | |
| Bewick's Wren | Troglodytidae | 1 | 1989 | n/a | n/a | |
| Greater Roadrunner | Cuculidae | 1 | 1995 | +0% | 1992 | |
| Costa's Hummingbird | Trochilidae | 1 | 1995 | -75% | 1992 | |
| Bell's Vireo | Vireonidae | 1 | 1992 | n/a | n/a | |
| Brown-headed Cowbird | Icteridae | 1 | 1995 | +0% | 1993 | |
| Lesser Nighthawk | Caprimulgidae | 1 | 1994 | n/a | n/a | |
| Lark Sparrow | Passerellidae | 1 | 1995 | n/a | n/a |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.