BBS Route · Texas · BCR 18
Twichell Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 61 species recorded across 18 survey years, still active.
61Species Recorded
18Years Surveyed
1996–2023Span
6Observers
Bird Species Found on Texas Twichell
Top 40 of 61 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Rock Pigeon | Columbidae | 271 | 2023 | 12× | 2001 | |
| Horned Lark | Alaudidae | 190 | 2023 | +168% | 1998 | |
| Dickcissel | Cardinalidae | 140 | 2023 | +197% | 1998 | |
| Western Meadowlark | Icteridae | 97 | 2023 | -19% | 1998 | |
| Red-winged Blackbird | Icteridae | 88 | 2023 | -71% | 1998 | |
| Mourning Dove | Columbidae | 79 | 2023 | -43% | 1998 | |
| Great-tailed Grackle | Icteridae | 74 | 2023 | +78% | 1998 | |
| House Sparrow | Passeridae | 49 | 2023 | -86% | 1998 | |
| Common Grackle | Icteridae | 27 | 2023 | +125% | 2010 | |
| Grasshopper Sparrow | Passerellidae | 27 | 2023 | +30% | 1998 | |
| Western Kingbird | Tyrannidae | 26 | 2023 | -19% | 1998 | |
| Killdeer | Charadriidae | 12 | 2023 | -37% | 1998 | |
| White-winged Dove | Columbidae | 12 | 2023 | 12× | 2015 | |
| Eurasian Collared-Dove | Columbidae | 10 | 2023 | +165% | 2016 | |
| Scissor-tailed Flycatcher | Tyrannidae | 9 | 2023 | +333% | 2001 | |
| Ring-necked Pheasant | Phasianidae | 8 | 2023 | -64% | 1998 | |
| Lark Sparrow | Passerellidae | 7 | 2023 | +517% | 1999 | |
| Chimney Swift | Apodidae | 7 | 2018 | +133% | 2004 | |
| Mallard | Anatidae | 6 | 2023 | -35% | 1999 | |
| Black-crowned Night Heron | Ardeidae | 6 | 2002 | +200% | 1999 | |
| European Starling | Sturnidae | 6 | 2023 | +111% | 2001 | |
| Swainson's Hawk | Accipitridae | 5 | 2023 | -47% | 1998 | |
| Barn Swallow | Hirundinidae | 5 | 2023 | -40% | 1999 | |
| Common Nighthawk | Caprimulgidae | 4 | 2023 | +150% | 1998 | |
| Eastern Meadowlark | Icteridae | 4 | 2023 | +400% | 2002 | |
| Turkey Vulture | Cathartidae | 4 | 2017 | -14% | 2003 | |
| Cliff Swallow | Hirundinidae | 3 | 2010 | +200% | 1997 | |
| House Finch | Fringillidae | 3 | 2022 | -73% | 2000 | |
| American Robin | Turdidae | 3 | 2023 | +167% | 2000 | |
| Blue Jay | Corvidae | 3 | 2017 | +200% | 2000 | |
| Northern Bobwhite | Odontophoridae | 2 | 2023 | +117% | 1999 | |
| Cassin's Sparrow | Passerellidae | 2 | 2023 | +620% | 2001 | |
| Brown-headed Cowbird | Icteridae | 2 | 2023 | -56% | 2008 | |
| Northern Mockingbird | Mimidae | 2 | 2022 | +167% | 2000 | |
| American Barn Owl | Tytonidae | 2 | 2004 | +0% | 2003 | |
| Inca Dove | Columbidae | 2 | 2018 | +100% | 2017 | |
| Black-bellied Whistling-Duck | Anatidae | 2 | 2023 | n/a | n/a | |
| American Kestrel | Falconidae | 1 | 2008 | -67% | 1997 | |
| Ladder-backed Woodpecker | Picidae | 1 | 1998 | +0% | 1996 | |
| American Avocet | Recurvirostridae | 1 | 2023 | -94% | 1999 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.