BBS Route · Texas · BCR 21
Dike Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 104 species recorded across 41 survey years, still active.
104Species Recorded
41Years Surveyed
1969–2024Span
9Observers
Bird Species Found on Texas Dike
Top 40 of 104 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Northern Cardinal | Cardinalidae | 69 | 2024 | +111% | 1972 | |
| Northern Mockingbird | Mimidae | 42 | 2024 | -17% | 1972 | |
| Eastern Meadowlark | Icteridae | 31 | 2024 | -65% | 1972 | |
| Mourning Dove | Columbidae | 25 | 2024 | -71% | 1972 | |
| House Sparrow | Passeridae | 25 | 2024 | -90% | 1972 | |
| Purple Martin | Hirundinidae | 22 | 2024 | +0% | 1972 | |
| Dickcissel | Cardinalidae | 20 | 2024 | -20% | 1972 | |
| Carolina Wren | Troglodytidae | 16 | 2024 | +429% | 1972 | |
| American Crow | Corvidae | 15 | 2024 | -53% | 1972 | |
| Cliff Swallow | Hirundinidae | 15 | 2024 | -26% | 2006 | |
| Blue Jay | Corvidae | 13 | 2024 | -7% | 1972 | |
| Barn Swallow | Hirundinidae | 12 | 2024 | -89% | 1972 | |
| European Starling | Sturnidae | 10 | 2024 | -75% | 1972 | |
| Red-winged Blackbird | Icteridae | 10 | 2024 | -64% | 1972 | |
| Scissor-tailed Flycatcher | Tyrannidae | 9 | 2024 | -80% | 1972 | |
| Tufted Titmouse | Paridae | 9 | 2024 | +480% | 1972 | |
| Indigo Bunting | Cardinalidae | 8 | 2024 | -19% | 1972 | |
| Eurasian Collared-Dove | Columbidae | 8 | 2024 | -32% | 2007 | |
| Turkey Vulture | Cathartidae | 6 | 2024 | -76% | 1972 | |
| Brown-headed Cowbird | Icteridae | 6 | 2024 | -69% | 1972 | |
| Painted Bunting | Cardinalidae | 6 | 2024 | +150% | 1972 | |
| Eastern Phoebe | Tyrannidae | 6 | 2024 | +200% | 1984 | |
| White-eyed Vireo | Vireonidae | 5 | 2024 | +167% | 2005 | |
| Carolina Chickadee | Paridae | 5 | 2024 | +150% | 1972 | |
| Killdeer | Charadriidae | 4 | 2018 | -58% | 1972 | |
| Yellow-billed Cuckoo | Cuculidae | 4 | 2024 | -56% | 1972 | |
| Downy Woodpecker | Picidae | 3 | 2024 | -31% | 1972 | |
| Great Crested Flycatcher | Tyrannidae | 3 | 2024 | -7% | 1972 | |
| Common Grackle | Icteridae | 3 | 2023 | -81% | 1972 | |
| Lark Sparrow | Passerellidae | 3 | 2024 | -72% | 1972 | |
| Summer Tanager | Cardinalidae | 3 | 2023 | +225% | 1973 | |
| Prothonotary Warbler | Parulidae | 3 | 2024 | +20% | 2006 | |
| White-winged Dove | Columbidae | 3 | 2024 | -37% | 2009 | |
| House Finch | Fringillidae | 3 | 2024 | +200% | 2007 | |
| Great Blue Heron | Ardeidae | 2 | 2024 | +67% | 1972 | |
| Great Egret | Ardeidae | 2 | 2022 | +180% | 1972 | |
| Great Horned Owl | Strigidae | 2 | 2016 | -55% | 1972 | |
| Red-bellied Woodpecker | Picidae | 2 | 2024 | -79% | 1972 | |
| Chimney Swift | Apodidae | 2 | 2023 | -84% | 1972 | |
| Eastern Wood-Pewee | Tyrannidae | 2 | 2023 | -29% | 1974 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.