BBS Route · Illinois · BCR 22
Seneca Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 100 species recorded across 28 survey years, still active.
100Species Recorded
28Years Surveyed
1993–2024Span
2Observers
Bird Species Found on Illinois Seneca
Top 40 of 100 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-winged Blackbird | Icteridae | 115 | 2024 | -49% | 1995 | |
| American Robin | Turdidae | 114 | 2024 | -2% | 1995 | |
| House Sparrow | Passeridae | 79 | 2024 | -58% | 1995 | |
| Common Grackle | Icteridae | 52 | 2024 | -80% | 1995 | |
| Killdeer | Charadriidae | 45 | 2024 | +141% | 1995 | |
| European Starling | Sturnidae | 42 | 2024 | -78% | 1995 | |
| Brown-headed Cowbird | Icteridae | 30 | 2024 | +980% | 1995 | |
| Barn Swallow | Hirundinidae | 26 | 2024 | -4% | 1995 | |
| Purple Martin | Hirundinidae | 26 | 2024 | 14× | 2011 | |
| Mourning Dove | Columbidae | 24 | 2024 | +6% | 1995 | |
| American Crow | Corvidae | 22 | 2024 | -60% | 1995 | |
| Northern House Wren | Troglodytidae | 20 | 2024 | +36% | 1995 | |
| Northern Cardinal | Cardinalidae | 18 | 2024 | +112% | 1995 | |
| Chipping Sparrow | Passerellidae | 14 | 2024 | -9% | 1995 | |
| Indigo Bunting | Cardinalidae | 14 | 2024 | -34% | 1995 | |
| Mallard | Anatidae | 13 | 2024 | +33% | 1996 | |
| Tree Swallow | Hirundinidae | 13 | 2024 | +143% | 2004 | |
| Horned Lark | Alaudidae | 12 | 2024 | -91% | 1995 | |
| Eastern Meadowlark | Icteridae | 12 | 2024 | -52% | 1995 | |
| House Finch | Fringillidae | 12 | 2024 | +27% | 1995 | |
| Gray Catbird | Mimidae | 12 | 2024 | +89% | 1995 | |
| Song Sparrow | Passerellidae | 11 | 2024 | -45% | 1995 | |
| Northern Rough-winged Swallow | Hirundinidae | 7 | 2023 | +67% | 1996 | |
| Brown Thrasher | Mimidae | 7 | 2024 | +18% | 1995 | |
| Blue Jay | Corvidae | 6 | 2024 | +63% | 1995 | |
| Black-capped Chickadee | Paridae | 6 | 2024 | +0% | 1996 | |
| Eurasian Collared-Dove | Columbidae | 6 | 2024 | +130% | 2010 | |
| Dickcissel | Cardinalidae | 5 | 2024 | +129% | 2003 | |
| Wood Duck | Anatidae | 4 | 2021 | +133% | 1999 | |
| Red-tailed Hawk | Accipitridae | 4 | 2024 | +63% | 1995 | |
| American Kestrel | Falconidae | 4 | 2024 | -56% | 1995 | |
| Vesper Sparrow | Passerellidae | 4 | 2024 | -29% | 1995 | |
| Common Yellowthroat | Parulidae | 4 | 2024 | -35% | 1995 | |
| Great Blue Heron | Ardeidae | 4 | 2024 | -14% | 1996 | |
| Double-crested Cormorant | Phalacrocoracidae | 4 | 2019 | +300% | 2009 | |
| Great Egret | Ardeidae | 3 | 2013 | -42% | 1995 | |
| Ring-necked Pheasant | Phasianidae | 3 | 2022 | -90% | 1995 | |
| Chimney Swift | Apodidae | 3 | 2024 | -63% | 1995 | |
| American Goldfinch | Fringillidae | 3 | 2024 | +53% | 1995 | |
| Red-bellied Woodpecker | Picidae | 3 | 2024 | +33% | 1996 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.