BBS Route · Indiana · BCR 24
Corydon Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 114 species recorded across 55 survey years, still active.
114Species Recorded
55Years Surveyed
1966–2024Span
6Observers
Bird Species Found on Indiana Corydon
Top 40 of 114 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| American Crow | Corvidae | 37 | 2024 | -6% | 1968 | |
| Mourning Dove | Columbidae | 28 | 2024 | -48% | 1968 | |
| Northern Cardinal | Cardinalidae | 26 | 2024 | -37% | 1968 | |
| Cliff Swallow | Hirundinidae | 25 | 2010 | 25× | 2006 | |
| European Starling | Sturnidae | 19 | 2024 | -29% | 1968 | |
| Red-bellied Woodpecker | Picidae | 15 | 2024 | +44% | 1968 | |
| Song Sparrow | Passerellidae | 15 | 2024 | +54% | 1968 | |
| Indigo Bunting | Cardinalidae | 15 | 2024 | -70% | 1968 | |
| Carolina Wren | Troglodytidae | 15 | 2024 | +50% | 1968 | |
| Red-eyed Vireo | Vireonidae | 14 | 2024 | +22% | 1968 | |
| Common Yellowthroat | Parulidae | 14 | 2024 | -3% | 1968 | |
| Wood Thrush | Turdidae | 13 | 2024 | -60% | 1968 | |
| Acadian Flycatcher | Tyrannidae | 12 | 2024 | +86% | 1968 | |
| Eastern Wood-Pewee | Tyrannidae | 11 | 2024 | -40% | 1968 | |
| Killdeer | Charadriidae | 11 | 2024 | +73% | 1971 | |
| Eastern Meadowlark | Icteridae | 10 | 2024 | -53% | 1968 | |
| Tufted Titmouse | Paridae | 10 | 2024 | -41% | 1968 | |
| American Robin | Turdidae | 10 | 2024 | -25% | 1968 | |
| Black Vulture | Cathartidae | 10 | 2021 | +333% | 2002 | |
| Common Grackle | Icteridae | 9 | 2024 | -80% | 1968 | |
| White-eyed Vireo | Vireonidae | 9 | 2024 | +47% | 1968 | |
| Kentucky Warbler | Parulidae | 9 | 2024 | +13% | 1968 | |
| Eastern Bluebird | Turdidae | 9 | 2024 | -40% | 1968 | |
| Turkey Vulture | Cathartidae | 9 | 2024 | +633% | 1974 | |
| Purple Martin | Hirundinidae | 8 | 2024 | +227% | 1968 | |
| Northern Mockingbird | Mimidae | 8 | 2024 | -23% | 1968 | |
| Northern Parula | Parulidae | 8 | 2024 | +340% | 1977 | |
| Red-winged Blackbird | Icteridae | 7 | 2024 | -70% | 1968 | |
| Bobolink | Icteridae | 7 | 2006 | +250% | 1983 | |
| American Goldfinch | Fringillidae | 6 | 2024 | -57% | 1968 | |
| Field Sparrow | Passerellidae | 6 | 2024 | -79% | 1968 | |
| Barn Swallow | Hirundinidae | 6 | 2024 | -58% | 1968 | |
| Prairie Warbler | Parulidae | 6 | 2024 | -6% | 1968 | |
| Great Crested Flycatcher | Tyrannidae | 5 | 2024 | -35% | 1968 | |
| Chipping Sparrow | Passerellidae | 5 | 2024 | -21% | 1968 | |
| Eastern Towhee | Passerellidae | 5 | 2024 | -53% | 1968 | |
| Yellow-breasted Chat | Icteriidae | 5 | 2024 | -75% | 1968 | |
| Carolina Chickadee | Paridae | 5 | 2024 | -33% | 1968 | |
| Blue-gray Gnatcatcher | Polioptilidae | 5 | 2024 | +46% | 1968 | |
| Rock Pigeon | Columbidae | 5 | 2024 | -47% | 1970 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.