BBS Route · Colorado · BCR 16
Mount Evans Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 70 species recorded across 23 survey years, still active.
70Species Recorded
23Years Surveyed
1996–2024Span
4Observers
Bird Species Found on Colorado Mount Evans
Top 40 of 70 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Ruby-crowned Kinglet | Regulidae | 44 | 2024 | +73% | 1998 | |
| Hermit Thrush | Turdidae | 34 | 2024 | +0% | 1998 | |
| American Robin | Turdidae | 25 | 2024 | +73% | 1998 | |
| Common Raven | Corvidae | 23 | 2024 | -19% | 1998 | |
| Red Crossbill | Fringillidae | 23 | 2024 | +4% | 1998 | |
| White-crowned Sparrow | Passerellidae | 22 | 2024 | -5% | 1998 | |
| Clark's Nutcracker | Corvidae | 19 | 2024 | +525% | 1998 | |
| American Pipit | Motacillidae | 18 | 2024 | -61% | 1998 | |
| Mountain Chickadee | Paridae | 17 | 2024 | -14% | 1998 | |
| Steller's Jay | Corvidae | 15 | 2024 | +300% | 2000 | |
| Warbling Vireo | Vireonidae | 7 | 2024 | -9% | 1998 | |
| Red-breasted Nuthatch | Sittidae | 7 | 2024 | +109% | 1998 | |
| Broad-tailed Hummingbird | Trochilidae | 6 | 2024 | -36% | 1998 | |
| Townsend's Solitaire | Turdidae | 6 | 2024 | -27% | 1998 | |
| American Three-toed Woodpecker | Picidae | 6 | 2024 | +171% | 2005 | |
| Canada Jay | Corvidae | 5 | 2024 | +90% | 2000 | |
| Wilson's Warbler | Parulidae | 5 | 2014 | +17% | 2005 | |
| American Crow | Corvidae | 4 | 2024 | +171% | 2000 | |
| Pine Grosbeak | Fringillidae | 4 | 2024 | -13% | 2000 | |
| Rock Wren | Troglodytidae | 4 | 2024 | +17% | 1998 | |
| Bushtit | Aegithalidae | 4 | 2008 | +100% | 2001 | |
| Black-billed Magpie | Corvidae | 4 | 2019 | +100% | 2017 | |
| Pine Siskin | Fringillidae | 3 | 2024 | -79% | 1998 | |
| Northern House Wren | Troglodytidae | 3 | 2022 | -17% | 2004 | |
| Green-tailed Towhee | Passerellidae | 3 | 2024 | +200% | 2000 | |
| Golden-crowned Kinglet | Regulidae | 3 | 2019 | -27% | 2004 | |
| Mallard | Anatidae | 3 | 2012 | +50% | 2010 | |
| Barrow's Goldeneye | Anatidae | 3 | 2014 | +200% | 2013 | |
| Evening Grosbeak | Fringillidae | 3 | 2024 | n/a | n/a | |
| Brown-capped Rosy-Finch | Fringillidae | 2 | 2024 | -69% | 1998 | |
| Fox Sparrow | Passerellidae | 2 | 2009 | +33% | 1998 | |
| Mourning Dove | Columbidae | 2 | 2024 | -69% | 2005 | |
| Spotted Towhee | Passerellidae | 2 | 2000 | n/a | n/a | |
| Band-tailed Pigeon | Columbidae | 2 | 2024 | +67% | 2013 | |
| Black-capped Chickadee | Paridae | 2 | 2009 | n/a | n/a | |
| Lesser Goldfinch | Fringillidae | 2 | 2019 | n/a | n/a | |
| Lincoln's Sparrow | Passerellidae | 1 | 2012 | -20% | 1998 | |
| American Goshawk | Accipitridae | 1 | 2012 | +0% | 1997 | |
| Hammond's Flycatcher | Tyrannidae | 1 | 2018 | -50% | 2001 | |
| Horned Lark | Alaudidae | 1 | 2024 | -17% | 2000 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.