BBS Route · Idaho · BCR 10
Avery Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 81 species recorded across 40 survey years, still active.
81Species Recorded
40Years Surveyed
1979–2023Span
4Observers
Bird Species Found on Idaho Avery
Top 40 of 81 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Swainson's Thrush | Turdidae | 63 | 2023 | +88% | 1981 | |
| Townsend's Warbler | Parulidae | 36 | 2023 | +400% | 1981 | |
| American Robin | Turdidae | 20 | 2023 | +10% | 1981 | |
| Western Tanager | Cardinalidae | 19 | 2023 | -6% | 1981 | |
| Golden-crowned Kinglet | Regulidae | 18 | 2023 | +47% | 1992 | |
| Cliff Swallow | Hirundinidae | 17 | 1994 | +21% | 1991 | |
| Chipping Sparrow | Passerellidae | 16 | 2023 | +140% | 1981 | |
| Wilson's Warbler | Parulidae | 15 | 2023 | -5% | 1981 | |
| Varied Thrush | Turdidae | 15 | 2023 | -21% | 1981 | |
| Pine Siskin | Fringillidae | 14 | 2023 | +260% | 1981 | |
| Canada Goose | Anatidae | 14 | 1990 | n/a | n/a | |
| Fox Sparrow | Passerellidae | 11 | 2023 | +39% | 1981 | |
| Mountain Chickadee | Paridae | 10 | 2022 | +300% | 1981 | |
| Hammond's Flycatcher | Tyrannidae | 9 | 2023 | +25% | 1981 | |
| Red Crossbill | Fringillidae | 9 | 2023 | -50% | 1981 | |
| MacGillivray's Warbler | Parulidae | 9 | 2023 | -25% | 1981 | |
| Pacific Wren | Troglodytidae | 8 | 2023 | +129% | 1981 | |
| Red-breasted Nuthatch | Sittidae | 8 | 2023 | +158% | 1981 | |
| White-crowned Sparrow | Passerellidae | 7 | 2003 | +22% | 1982 | |
| Song Sparrow | Passerellidae | 7 | 2023 | +88% | 1981 | |
| Warbling Vireo | Vireonidae | 7 | 2023 | -50% | 1981 | |
| Dusky Flycatcher | Tyrannidae | 6 | 2016 | +233% | 1982 | |
| Ruby-crowned Kinglet | Regulidae | 6 | 2023 | +23% | 1981 | |
| Mallard | Anatidae | 5 | 2018 | n/a | n/a | |
| Canada Jay | Corvidae | 4 | 2023 | +14% | 1983 | |
| Cassin's Finch | Fringillidae | 4 | 2023 | -33% | 1982 | |
| Barn Swallow | Hirundinidae | 4 | 1989 | n/a | n/a | |
| Common Raven | Corvidae | 3 | 2023 | -10% | 1981 | |
| Violet-green Swallow | Hirundinidae | 3 | 2022 | -44% | 1983 | |
| Yellow Warbler | Parulidae | 3 | 2023 | -8% | 1981 | |
| Black-capped Chickadee | Paridae | 3 | 2023 | -11% | 1992 | |
| Hairy Woodpecker | Picidae | 2 | 2023 | -20% | 1981 | |
| Red-naped Sapsucker | Picidae | 2 | 2018 | -29% | 1982 | |
| Black-headed Grosbeak | Cardinalidae | 2 | 2023 | -43% | 1981 | |
| Spotted Towhee | Passerellidae | 2 | 2023 | +200% | 1988 | |
| Cassin's Vireo | Vireonidae | 2 | 2023 | +100% | 1995 | |
| Clark's Nutcracker | Corvidae | 2 | 1993 | +100% | 1984 | |
| Williamson's Sapsucker | Picidae | 2 | 1991 | n/a | n/a | |
| Cedar Waxwing | Bombycillidae | 2 | 2018 | +0% | 1991 | |
| Tree Swallow | Hirundinidae | 2 | 2016 | -50% | 2006 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.