BBS Route · Colorado · BCR 16
Harmony Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 122 species recorded across 51 survey years, still active.
122Species Recorded
51Years Surveyed
1973–2024Span
3Observers
Bird Species Found on Colorado Harmony
Top 40 of 122 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Cliff Swallow | Hirundinidae | 120 | 2024 | -64% | 1975 | |
| European Starling | Sturnidae | 24 | 2024 | -79% | 1975 | |
| Common Grackle | Icteridae | 23 | 2024 | +62% | 1975 | |
| House Finch | Fringillidae | 17 | 2024 | +408% | 1982 | |
| American Robin | Turdidae | 16 | 2024 | +61% | 1975 | |
| Ring-billed Gull | Laridae | 14 | 2023 | +650% | 1991 | |
| Canada Goose | Anatidae | 13 | 2024 | -44% | 1976 | |
| Mallard | Anatidae | 11 | 2024 | -15% | 1975 | |
| Rock Pigeon | Columbidae | 11 | 2024 | -31% | 1975 | |
| Bullock's Oriole | Icteridae | 9 | 2024 | -22% | 1975 | |
| Black-billed Magpie | Corvidae | 8 | 2024 | -45% | 1975 | |
| Barn Swallow | Hirundinidae | 8 | 2024 | -55% | 1975 | |
| Spotted Towhee | Passerellidae | 7 | 2024 | -62% | 1975 | |
| Eurasian Collared-Dove | Columbidae | 7 | 2024 | +171% | 2009 | |
| Mourning Dove | Columbidae | 6 | 2024 | -85% | 1975 | |
| Red-tailed Hawk | Accipitridae | 5 | 2024 | +200% | 1979 | |
| Swainson's Thrush | Turdidae | 4 | 1975 | n/a | n/a | |
| Lesser Goldfinch | Fringillidae | 4 | 2024 | -58% | 1980 | |
| White-throated Swift | Apodidae | 3 | 2023 | -57% | 1979 | |
| Brown-headed Cowbird | Icteridae | 3 | 2023 | -58% | 1975 | |
| Chipping Sparrow | Passerellidae | 3 | 1975 | +200% | 1973 | |
| Song Sparrow | Passerellidae | 3 | 2024 | +100% | 1976 | |
| Yellow Warbler | Parulidae | 3 | 2023 | -13% | 1975 | |
| Yellow-breasted Chat | Icteriidae | 3 | 2024 | +92% | 1975 | |
| Bewick's Wren | Troglodytidae | 3 | 1976 | +0% | 1973 | |
| Black-capped Chickadee | Paridae | 3 | 2024 | +0% | 1980 | |
| Bank Swallow | Hirundinidae | 3 | 1980 | n/a | n/a | |
| Blue Jay | Corvidae | 3 | 2024 | +220% | 1986 | |
| Red Crossbill | Fringillidae | 3 | 1982 | n/a | n/a | |
| Western Bluebird | Turdidae | 3 | 1990 | -63% | 1987 | |
| California Gull | Laridae | 3 | 2018 | +125% | 2000 | |
| Black Phoebe | Tyrannidae | 3 | 2018 | n/a | n/a | |
| Turkey Vulture | Cathartidae | 2 | 2024 | +71% | 1990 | |
| Broad-tailed Hummingbird | Trochilidae | 2 | 2024 | -11% | 1977 | |
| Western Kingbird | Tyrannidae | 2 | 2024 | -10% | 1977 | |
| Ash-throated Flycatcher | Tyrannidae | 2 | 1973 | n/a | n/a | |
| Red-winged Blackbird | Icteridae | 2 | 2024 | -68% | 1975 | |
| Western Meadowlark | Icteridae | 2 | 2024 | -96% | 1975 | |
| Brewer's Blackbird | Icteridae | 2 | 2022 | -87% | 1975 | |
| House Sparrow | Passeridae | 2 | 2024 | -94% | 1975 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.