BBS Route · Texas · BCR 36
Heidelberg Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 81 species recorded across 7 survey years, still active.
81Species Recorded
7Years Surveyed
2013–2024Span
3Observers
Bird Species Found on Texas Heidelberg
Top 40 of 81 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-winged Blackbird | Icteridae | 163 | 2024 | -64% | 2019 | |
| Great-tailed Grackle | Icteridae | 95 | 2024 | -39% | 2019 | |
| Black-bellied Whistling-Duck | Anatidae | 61 | 2024 | +3% | 2019 | |
| Mourning Dove | Columbidae | 54 | 2024 | -61% | 2019 | |
| Ruddy Duck | Anatidae | 30 | 2014 | n/a | n/a | |
| Horned Lark | Alaudidae | 22 | 2024 | -79% | 2019 | |
| Fulvous Whistling-Duck | Anatidae | 21 | 2023 | -49% | 2014 | |
| Cliff Swallow | Hirundinidae | 20 | 2024 | +300% | 2023 | |
| Dickcissel | Cardinalidae | 17 | 2024 | -23% | 2019 | |
| Common Nighthawk | Caprimulgidae | 16 | 2024 | -66% | 2019 | |
| White-faced Ibis | Threskiornithidae | 14 | 2022 | -26% | 2013 | |
| House Sparrow | Passeridae | 12 | 2024 | -64% | 2019 | |
| Lark Sparrow | Passerellidae | 11 | 2024 | -49% | 2019 | |
| Northern Mockingbird | Mimidae | 11 | 2024 | -51% | 2019 | |
| Cave Swallow | Hirundinidae | 10 | 2022 | -81% | 2014 | |
| Eurasian Collared-Dove | Columbidae | 10 | 2024 | -61% | 2019 | |
| Scissor-tailed Flycatcher | Tyrannidae | 8 | 2024 | -52% | 2019 | |
| Bronzed Cowbird | Icteridae | 8 | 2024 | -53% | 2019 | |
| Northern Bobwhite | Odontophoridae | 6 | 2024 | -27% | 2014 | |
| Turkey Vulture | Cathartidae | 5 | 2024 | -64% | 2019 | |
| Crested Caracara | Falconidae | 5 | 2024 | +100% | 2019 | |
| Northern Cardinal | Cardinalidae | 5 | 2024 | +13% | 2021 | |
| Golden-fronted Woodpecker | Picidae | 4 | 2024 | -48% | 2019 | |
| Couch's Kingbird | Tyrannidae | 4 | 2024 | -55% | 2019 | |
| Loggerhead Shrike | Laniidae | 4 | 2024 | +150% | 2019 | |
| Chimney Swift | Apodidae | 4 | 2023 | +100% | 2014 | |
| Brown-crested Flycatcher | Tyrannidae | 4 | 2024 | +50% | 2021 | |
| Plain Chachalaca | Cracidae | 4 | 2024 | -20% | 2021 | |
| Neotropic Cormorant | Phalacrocoracidae | 4 | 2023 | n/a | n/a | |
| Laughing Gull | Laridae | 3 | 2024 | -70% | 2019 | |
| Killdeer | Charadriidae | 3 | 2024 | -65% | 2019 | |
| White-winged Dove | Columbidae | 3 | 2024 | -65% | 2019 | |
| Lesser Nighthawk | Caprimulgidae | 3 | 2019 | +50% | 2013 | |
| Common Yellowthroat | Parulidae | 3 | 2024 | -60% | 2021 | |
| Roseate Spoonbill | Threskiornithidae | 3 | 2021 | +50% | 2014 | |
| American Coot | Rallidae | 3 | 2023 | +200% | 2014 | |
| Tricolored Heron | Ardeidae | 3 | 2021 | +50% | 2019 | |
| Brown-headed Cowbird | Icteridae | 3 | 2022 | +200% | 2019 | |
| White Ibis | Threskiornithidae | 3 | 2023 | -40% | 2021 | |
| Rock Pigeon | Columbidae | 3 | 2024 | -25% | 2021 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.