BBS Route · Illinois · BCR 22
Bluff Spgs Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 103 species recorded across 51 survey years, still active.
103Species Recorded
51Years Surveyed
1967–2024Span
7Observers
Bird Species Found on Illinois Bluff Spgs
Top 40 of 103 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-winged Blackbird | Icteridae | 60 | 2024 | +107% | 1970 | |
| Dickcissel | Cardinalidae | 49 | 2024 | +31% | 1970 | |
| Barn Swallow | Hirundinidae | 38 | 2024 | +23% | 1970 | |
| Mourning Dove | Columbidae | 29 | 2024 | +86% | 1970 | |
| American Robin | Turdidae | 26 | 2024 | +116% | 1970 | |
| House Sparrow | Passeridae | 22 | 2024 | -91% | 1970 | |
| Indigo Bunting | Cardinalidae | 20 | 2024 | +5% | 1970 | |
| Chipping Sparrow | Passerellidae | 13 | 2024 | +267% | 1972 | |
| Northern Bobwhite | Odontophoridae | 11 | 2024 | -62% | 1970 | |
| Eastern Kingbird | Tyrannidae | 11 | 2024 | +57% | 1970 | |
| European Starling | Sturnidae | 11 | 2023 | -83% | 1970 | |
| Eastern Meadowlark | Icteridae | 11 | 2024 | -68% | 1970 | |
| Brown-headed Cowbird | Icteridae | 10 | 2024 | +177% | 1970 | |
| Common Grackle | Icteridae | 10 | 2024 | -73% | 1970 | |
| Northern Cardinal | Cardinalidae | 8 | 2024 | -39% | 1970 | |
| Song Sparrow | Passerellidae | 7 | 2024 | -41% | 1970 | |
| Killdeer | Charadriidae | 7 | 2024 | +463% | 1971 | |
| Canada Goose | Anatidae | 7 | 2024 | +25% | 1996 | |
| Northern House Wren | Troglodytidae | 6 | 2024 | +180% | 1970 | |
| Yellow-billed Cuckoo | Cuculidae | 5 | 2024 | +67% | 1970 | |
| Common Yellowthroat | Parulidae | 5 | 2024 | -44% | 1970 | |
| Field Sparrow | Passerellidae | 4 | 2024 | -74% | 1970 | |
| Warbling Vireo | Vireonidae | 4 | 2024 | +180% | 1970 | |
| Black-crowned Night Heron | Ardeidae | 4 | 1974 | n/a | n/a | |
| Ring-necked Pheasant | Phasianidae | 3 | 2022 | -33% | 1970 | |
| Chimney Swift | Apodidae | 3 | 2024 | -77% | 1970 | |
| Eastern Wood-Pewee | Tyrannidae | 3 | 2024 | +8% | 1970 | |
| Purple Martin | Hirundinidae | 3 | 2024 | +8% | 1971 | |
| Brown Thrasher | Mimidae | 3 | 2024 | -60% | 1970 | |
| Orchard Oriole | Icteridae | 3 | 2024 | +25% | 1982 | |
| Blue Grosbeak | Cardinalidae | 3 | 2024 | +75% | 1982 | |
| House Finch | Fringillidae | 3 | 2023 | +63% | 1995 | |
| Red-tailed Hawk | Accipitridae | 2 | 2021 | +25% | 1982 | |
| American Kestrel | Falconidae | 2 | 2022 | -14% | 1971 | |
| Red-headed Woodpecker | Picidae | 2 | 2024 | -73% | 1970 | |
| Great Crested Flycatcher | Tyrannidae | 2 | 2023 | -30% | 1971 | |
| Willow Flycatcher | Tyrannidae | 2 | 2023 | +40% | 1974 | |
| Baltimore Oriole | Icteridae | 2 | 2024 | -40% | 1970 | |
| American Goldfinch | Fringillidae | 2 | 2024 | -77% | 1970 | |
| Eastern Towhee | Passerellidae | 2 | 2024 | -67% | 1970 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.