BBS Route · Texas · BCR 35
Comstock Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 87 species recorded across 46 survey years, still active.
87Species Recorded
46Years Surveyed
1967–2023Span
6Observers
Bird Species Found on Texas Comstock
Top 40 of 87 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Mourning Dove | Columbidae | 79 | 2023 | +18% | 1969 | |
| Northern Mockingbird | Mimidae | 59 | 2023 | -46% | 1969 | |
| Cassin's Sparrow | Passerellidae | 55 | 2023 | -42% | 1969 | |
| Northern Bobwhite | Odontophoridae | 46 | 2023 | +320% | 1976 | |
| Painted Bunting | Cardinalidae | 44 | 2023 | +242% | 1969 | |
| Bell's Vireo | Vireonidae | 35 | 2023 | +557% | 1969 | |
| Turkey Vulture | Cathartidae | 31 | 2023 | +81% | 1969 | |
| Pyrrhuloxia | Cardinalidae | 30 | 2023 | +119% | 1969 | |
| Bewick's Wren | Troglodytidae | 29 | 2023 | +70% | 1969 | |
| Northern Cardinal | Cardinalidae | 25 | 2023 | +350% | 1969 | |
| Scaled Quail | Odontophoridae | 22 | 2023 | -70% | 1969 | |
| Ash-throated Flycatcher | Tyrannidae | 21 | 2023 | +34% | 1969 | |
| Eurasian Collared-Dove | Columbidae | 21 | 2023 | +660% | 2003 | |
| Black-throated Sparrow | Passerellidae | 19 | 2023 | -65% | 1969 | |
| Verdin | Remizidae | 14 | 2019 | +560% | 1973 | |
| Greater Roadrunner | Cuculidae | 11 | 2017 | +733% | 1972 | |
| House Sparrow | Passeridae | 11 | 2023 | -19% | 1969 | |
| House Finch | Fringillidae | 11 | 2023 | -5% | 1975 | |
| Blue-gray Gnatcatcher | Polioptilidae | 10 | 2017 | +200% | 1979 | |
| Black Vulture | Cathartidae | 10 | 2023 | +283% | 1995 | |
| Golden-fronted Woodpecker | Picidae | 9 | 2023 | +200% | 1969 | |
| Curve-billed Thrasher | Mimidae | 8 | 2017 | +400% | 1983 | |
| Great-tailed Grackle | Icteridae | 7 | 2023 | +38% | 1972 | |
| Blue Grosbeak | Cardinalidae | 7 | 2023 | +75% | 1976 | |
| Purple Martin | Hirundinidae | 7 | 2023 | +42% | 1979 | |
| Brown-headed Cowbird | Icteridae | 6 | 2023 | -68% | 1969 | |
| Cactus Wren | Troglodytidae | 6 | 2023 | +117% | 1972 | |
| Canyon Towhee | Passerellidae | 6 | 2023 | -25% | 1973 | |
| Bronzed Cowbird | Icteridae | 6 | 2017 | +67% | 2006 | |
| Lesser Nighthawk | Caprimulgidae | 5 | 2023 | +22% | 1969 | |
| Barn Swallow | Hirundinidae | 5 | 2023 | -44% | 1969 | |
| White-winged Dove | Columbidae | 5 | 2023 | +367% | 1980 | |
| Rock Pigeon | Columbidae | 5 | 2011 | n/a | n/a | |
| Rufous-crowned Sparrow | Passerellidae | 4 | 2023 | +11% | 1973 | |
| Western Kingbird | Tyrannidae | 4 | 2023 | +120% | 1975 | |
| Lark Sparrow | Passerellidae | 3 | 2022 | -84% | 1969 | |
| Cliff Swallow | Hirundinidae | 3 | 2023 | -59% | 1969 | |
| Yellow-breasted Chat | Icteriidae | 3 | 2023 | +138% | 1975 | |
| Phainopepla | Ptiliogonatidae | 3 | 2008 | +200% | 1996 | |
| Crested Caracara | Falconidae | 3 | 2023 | +100% | 2009 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.