BBS Route · Illinois · BCR 24
Cave In Rock Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 98 species recorded across 21 survey years, still active.
98Species Recorded
21Years Surveyed
1993–2024Span
5Observers
Bird Species Found on Illinois Cave In Rock
Top 40 of 98 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Indigo Bunting | Cardinalidae | 65 | 2024 | +9% | 1995 | |
| American Crow | Corvidae | 51 | 2024 | +38% | 1995 | |
| Northern Cardinal | Cardinalidae | 42 | 2024 | -10% | 1995 | |
| Brown-headed Cowbird | Icteridae | 41 | 2024 | +1% | 1995 | |
| Carolina Wren | Troglodytidae | 37 | 2024 | +67% | 1995 | |
| White-eyed Vireo | Vireonidae | 33 | 2024 | +86% | 1995 | |
| European Starling | Sturnidae | 31 | 2024 | -70% | 1995 | |
| House Sparrow | Passeridae | 30 | 2024 | +42% | 1995 | |
| Eastern Wood-Pewee | Tyrannidae | 28 | 2024 | +46% | 1995 | |
| Barn Swallow | Hirundinidae | 25 | 2024 | +27% | 1995 | |
| Tufted Titmouse | Paridae | 24 | 2024 | +5% | 1995 | |
| Chipping Sparrow | Passerellidae | 20 | 2024 | +123% | 1995 | |
| Mourning Dove | Columbidae | 19 | 2024 | -12% | 1995 | |
| Acadian Flycatcher | Tyrannidae | 18 | 2024 | 13× | 1998 | |
| Common Yellowthroat | Parulidae | 18 | 2024 | +92% | 1995 | |
| American Goldfinch | Fringillidae | 16 | 2024 | -10% | 1995 | |
| Blue-gray Gnatcatcher | Polioptilidae | 16 | 2024 | +135% | 1995 | |
| Turkey Vulture | Cathartidae | 15 | 2024 | -30% | 1995 | |
| Red-winged Blackbird | Icteridae | 15 | 2024 | +7% | 1995 | |
| Cliff Swallow | Hirundinidae | 15 | 2024 | +21% | 2019 | |
| Red-bellied Woodpecker | Picidae | 13 | 2024 | +53% | 1995 | |
| Field Sparrow | Passerellidae | 13 | 2024 | -59% | 1995 | |
| Summer Tanager | Cardinalidae | 13 | 2024 | +13% | 1995 | |
| Yellow-breasted Chat | Icteriidae | 13 | 2024 | -22% | 1995 | |
| White-breasted Nuthatch | Sittidae | 12 | 2024 | +264% | 1995 | |
| Common Grackle | Icteridae | 11 | 2024 | -86% | 1995 | |
| American Robin | Turdidae | 11 | 2024 | -70% | 1995 | |
| Eastern Bluebird | Turdidae | 11 | 2024 | -61% | 1995 | |
| Eurasian Collared-Dove | Columbidae | 11 | 2018 | n/a | n/a | |
| Eastern Kingbird | Tyrannidae | 10 | 2024 | +0% | 1995 | |
| Blue Grosbeak | Cardinalidae | 10 | 2024 | +136% | 1997 | |
| Yellow-billed Cuckoo | Cuculidae | 8 | 2024 | -16% | 1995 | |
| Kentucky Warbler | Parulidae | 8 | 2024 | +117% | 1995 | |
| Carolina Chickadee | Paridae | 8 | 2024 | -20% | 1995 | |
| Eastern Towhee | Passerellidae | 7 | 2024 | -57% | 1995 | |
| Cedar Waxwing | Bombycillidae | 7 | 2024 | +100% | 1997 | |
| Red-eyed Vireo | Vireonidae | 7 | 2024 | +128% | 1995 | |
| Northern Mockingbird | Mimidae | 7 | 2024 | -50% | 1995 | |
| Pileated Woodpecker | Picidae | 6 | 2024 | +70% | 1995 | |
| Downy Woodpecker | Picidae | 5 | 2024 | +182% | 1995 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.