BBS Route · Idaho · BCR 9
Henry Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 91 species recorded across 9 survey years, no longer active.
91Species Recorded
9Years Surveyed
1973–1983Span
2Observers
Bird Species Found on Idaho Henry
Top 40 of 91 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Cliff Swallow | Hirundinidae | 204 | 1983 | -7% | 1975 | |
| California Gull | Laridae | 123 | 1983 | +8% | 1975 | |
| Franklin's Gull | Laridae | 116 | 1981 | +242% | 1976 | |
| Tree Swallow | Hirundinidae | 93 | 1983 | -10% | 1975 | |
| American Robin | Turdidae | 79 | 1983 | +6% | 1975 | |
| Vesper Sparrow | Passerellidae | 59 | 1983 | +570% | 1977 | |
| Sandhill Crane | Gruidae | 54 | 1983 | +9% | 1975 | |
| Brewer's Sparrow | Passerellidae | 50 | 1983 | +1% | 1975 | |
| American White Pelican | Pelecanidae | 40 | 1983 | +282% | 1979 | |
| Western Meadowlark | Icteridae | 39 | 1983 | +10% | 1975 | |
| Brewer's Blackbird | Icteridae | 38 | 1983 | -5% | 1975 | |
| Ring-billed Gull | Laridae | 37 | 1981 | +146% | 1975 | |
| European Starling | Sturnidae | 32 | 1983 | +13% | 1975 | |
| Sage Thrasher | Mimidae | 31 | 1983 | +114% | 1975 | |
| Horned Lark | Alaudidae | 25 | 1983 | -54% | 1975 | |
| House Sparrow | Passeridae | 22 | 1983 | +62% | 1975 | |
| Spotted Sandpiper | Scolopacidae | 21 | 1981 | n/a | n/a | |
| Yellow-headed Blackbird | Icteridae | 20 | 1983 | +10% | 1975 | |
| American Crow | Corvidae | 18 | 1983 | +180% | 1975 | |
| Barn Swallow | Hirundinidae | 17 | 1983 | +213% | 1975 | |
| Black-billed Magpie | Corvidae | 16 | 1983 | +38% | 1975 | |
| Yellow Warbler | Parulidae | 12 | 1983 | -23% | 1975 | |
| Mourning Dove | Columbidae | 11 | 1983 | -5% | 1975 | |
| Willet | Scolopacidae | 10 | 1981 | +83% | 1976 | |
| American Avocet | Recurvirostridae | 10 | 1981 | n/a | n/a | |
| Northern House Wren | Troglodytidae | 8 | 1983 | +300% | 1978 | |
| Savannah Sparrow | Passerellidae | 8 | 1983 | n/a | n/a | |
| Northern Rough-winged Swallow | Hirundinidae | 6 | 1979 | +325% | 1975 | |
| Mountain Bluebird | Turdidae | 6 | 1983 | -27% | 1975 | |
| Black Tern | Laridae | 6 | 1978 | n/a | n/a | |
| Turkey Vulture | Cathartidae | 5 | 1975 | +67% | 1973 | |
| American Goldfinch | Fringillidae | 5 | 1983 | -56% | 1979 | |
| Red-tailed Hawk | Accipitridae | 4 | 1983 | +150% | 1976 | |
| Brown-headed Cowbird | Icteridae | 4 | 1983 | +22% | 1975 | |
| Green-tailed Towhee | Passerellidae | 4 | 1983 | +29% | 1976 | |
| Cinnamon Teal | Anatidae | 4 | 1981 | +100% | 1975 | |
| Rock Pigeon | Columbidae | 4 | 1979 | +78% | 1975 | |
| Western Wood-Pewee | Tyrannidae | 4 | 1983 | n/a | n/a | |
| American Kestrel | Falconidae | 3 | 1983 | -36% | 1975 | |
| House Finch | Fringillidae | 3 | 1983 | +83% | 1977 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.