BBS Route · Iowa · BCR 11
Scranton Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 103 species recorded across 50 survey years, still active.
103Species Recorded
50Years Surveyed
1967–2024Span
6Observers
Bird Species Found on Iowa Scranton
Top 40 of 103 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-winged Blackbird | Icteridae | 161 | 2024 | -7% | 1971 | |
| Canada Goose | Anatidae | 99 | 2024 | 11× | 1994 | |
| Common Grackle | Icteridae | 96 | 2024 | -6% | 1971 | |
| European Starling | Sturnidae | 95 | 2024 | -54% | 1971 | |
| American Robin | Turdidae | 84 | 2024 | +341% | 1971 | |
| Dickcissel | Cardinalidae | 80 | 2024 | -48% | 1971 | |
| Brown-headed Cowbird | Icteridae | 57 | 2024 | +15% | 1971 | |
| Barn Swallow | Hirundinidae | 51 | 2024 | -5% | 1971 | |
| Mourning Dove | Columbidae | 46 | 2024 | +80% | 1971 | |
| Ring-necked Pheasant | Phasianidae | 43 | 2024 | -60% | 1971 | |
| Cliff Swallow | Hirundinidae | 38 | 2024 | +980% | 1988 | |
| Western Meadowlark | Icteridae | 21 | 2024 | -89% | 1971 | |
| Purple Martin | Hirundinidae | 17 | 1999 | +140% | 1974 | |
| Killdeer | Charadriidae | 15 | 2024 | +129% | 1971 | |
| House Sparrow | Passeridae | 14 | 2024 | -84% | 1971 | |
| Black Tern | Laridae | 13 | 1999 | +460% | 1974 | |
| Common Yellowthroat | Parulidae | 12 | 2024 | -79% | 1971 | |
| Northern Shoveler | Anatidae | 11 | 1995 | +300% | 1978 | |
| Upland Sandpiper | Scolopacidae | 10 | 2024 | +123% | 1974 | |
| Northern House Wren | Troglodytidae | 10 | 2024 | +0% | 1971 | |
| Vesper Sparrow | Passerellidae | 7 | 2024 | -88% | 1971 | |
| Great-tailed Grackle | Icteridae | 7 | 1996 | +600% | 1994 | |
| Bank Swallow | Hirundinidae | 6 | 2010 | +29% | 1973 | |
| Chipping Sparrow | Passerellidae | 6 | 2024 | +167% | 1976 | |
| Turkey Vulture | Cathartidae | 6 | 2024 | +75% | 2012 | |
| Baltimore Oriole | Icteridae | 5 | 2024 | +60% | 1971 | |
| Mallard | Anatidae | 5 | 2024 | -13% | 1976 | |
| Eurasian Collared-Dove | Columbidae | 5 | 2024 | -14% | 2018 | |
| Red-tailed Hawk | Accipitridae | 4 | 2024 | +167% | 1974 | |
| Chimney Swift | Apodidae | 4 | 2010 | -22% | 1971 | |
| Bobolink | Icteridae | 4 | 2024 | -76% | 1971 | |
| Hooded Merganser | Anatidae | 4 | 2013 | n/a | n/a | |
| Rock Pigeon | Columbidae | 3 | 2024 | -89% | 1971 | |
| Red-headed Woodpecker | Picidae | 3 | 2024 | -85% | 1971 | |
| Brown Thrasher | Mimidae | 3 | 2024 | -28% | 1971 | |
| Swamp Sparrow | Passerellidae | 3 | 2003 | +40% | 1980 | |
| Tree Swallow | Hirundinidae | 3 | 2013 | +0% | 1985 | |
| Red-bellied Woodpecker | Picidae | 3 | 2023 | -17% | 2017 | |
| Sora | Rallidae | 2 | 1993 | +100% | 1967 | |
| Eastern Kingbird | Tyrannidae | 2 | 2024 | -36% | 1971 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.