BBS Route · Alaska · BCR 4
Coldfoot Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 72 species recorded across 30 survey years, still active.
72Species Recorded
30Years Surveyed
1994–2024Span
5Observers
Bird Species Found on Alaska Coldfoot
Top 40 of 72 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| White-crowned Sparrow | Passerellidae | 39 | 2024 | -52% | 1996 | |
| Swainson's Thrush | Turdidae | 22 | 2024 | +0% | 1996 | |
| Fox Sparrow | Passerellidae | 11 | 2024 | -65% | 1996 | |
| Olive-sided Flycatcher | Tyrannidae | 8 | 2021 | +100% | 1997 | |
| Common Raven | Corvidae | 8 | 2024 | +220% | 1998 | |
| Gray-cheeked Thrush | Turdidae | 6 | 2024 | -33% | 1996 | |
| American Robin | Turdidae | 6 | 2024 | -69% | 1996 | |
| Bohemian Waxwing | Bombycillidae | 4 | 2022 | +75% | 2009 | |
| Arctic Warbler | Phylloscopidae | 4 | 2022 | -22% | 2003 | |
| Tree Swallow | Hirundinidae | 3 | 2023 | -17% | 2006 | |
| Bufflehead | Anatidae | 3 | 2023 | -40% | 1995 | |
| Violet-green Swallow | Hirundinidae | 3 | 2022 | -22% | 1997 | |
| Yellow Warbler | Parulidae | 3 | 2023 | +83% | 1998 | |
| Northern Waterthrush | Parulidae | 3 | 2024 | -55% | 1997 | |
| Black Scoter | Anatidae | 3 | 2002 | +0% | 1996 | |
| Black-capped Chickadee | Paridae | 3 | 2022 | +200% | 2004 | |
| American Goshawk | Accipitridae | 3 | 2012 | n/a | n/a | |
| Bank Swallow | Hirundinidae | 3 | 2022 | +50% | 2015 | |
| Sandhill Crane | Gruidae | 3 | 2018 | n/a | n/a | |
| Greater Scaup | Anatidae | 2 | 2024 | -67% | 1997 | |
| Wilson's Snipe | Scolopacidae | 2 | 2024 | -40% | 1996 | |
| Lesser Yellowlegs | Scolopacidae | 2 | 2019 | -29% | 1997 | |
| Alder Flycatcher | Tyrannidae | 2 | 2024 | -5% | 1996 | |
| Savannah Sparrow | Passerellidae | 2 | 2024 | -82% | 1996 | |
| Wilson's Warbler | Parulidae | 2 | 2024 | -89% | 1997 | |
| Ruby-crowned Kinglet | Regulidae | 2 | 2024 | -58% | 1996 | |
| Lincoln's Sparrow | Passerellidae | 2 | 2024 | +63% | 1997 | |
| Lesser Scaup | Anatidae | 2 | 2003 | -33% | 1996 | |
| Townsend's Solitaire | Turdidae | 2 | 2022 | -33% | 2006 | |
| Glaucous Gull | Laridae | 2 | 2013 | n/a | n/a | |
| Least Sandpiper | Scolopacidae | 2 | 2018 | +100% | 2015 | |
| Mallard | Anatidae | 2 | 2023 | n/a | n/a | |
| Say's Phoebe | Tyrannidae | 1 | 2021 | +0% | 2001 | |
| Canada Jay | Corvidae | 1 | 2024 | -11% | 1996 | |
| American Tree Sparrow | Passerellidae | 1 | 2024 | -57% | 1996 | |
| Boreal Chickadee | Paridae | 1 | 2019 | -11% | 1997 | |
| Varied Thrush | Turdidae | 1 | 2024 | -52% | 1996 | |
| Horned Grebe | Podicipedidae | 1 | 1995 | n/a | n/a | |
| Short-billed Gull | Laridae | 1 | 2005 | +0% | 1995 | |
| Tundra Swan | Anatidae | 1 | 2024 | -50% | 1995 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.