BBS Route · Delaware · BCR 30
Milton Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 115 species recorded across 47 survey years, no longer active.
115Species Recorded
47Years Surveyed
1966–2016Span
4Observers
Bird Species Found on Delaware Milton
Top 40 of 115 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| European Starling | Sturnidae | 154 | 2016 | +26% | 1968 | |
| Common Grackle | Icteridae | 124 | 2016 | +34% | 1968 | |
| American Robin | Turdidae | 89 | 2016 | +347% | 1968 | |
| Turkey Vulture | Cathartidae | 46 | 2016 | +780% | 1968 | |
| Canada Goose | Anatidae | 32 | 2016 | -16% | 2000 | |
| Song Sparrow | Passerellidae | 31 | 2016 | +204% | 1968 | |
| Carolina Wren | Troglodytidae | 31 | 2016 | 11× | 1968 | |
| Mourning Dove | Columbidae | 30 | 2016 | +137% | 1968 | |
| Chipping Sparrow | Passerellidae | 30 | 2016 | +58% | 1968 | |
| Laughing Gull | Laridae | 28 | 2016 | -29% | 1977 | |
| American Goldfinch | Fringillidae | 26 | 2016 | +178% | 1969 | |
| Purple Martin | Hirundinidae | 26 | 2016 | +833% | 1968 | |
| Barn Swallow | Hirundinidae | 26 | 2016 | +25% | 1968 | |
| Northern Cardinal | Cardinalidae | 25 | 2016 | +31% | 1968 | |
| Northern Mockingbird | Mimidae | 25 | 2016 | +25% | 1968 | |
| American Crow | Corvidae | 21 | 2016 | +7% | 1968 | |
| Indigo Bunting | Cardinalidae | 20 | 2016 | +74% | 1968 | |
| Red-winged Blackbird | Icteridae | 18 | 2016 | -30% | 1968 | |
| Willet | Scolopacidae | 18 | 1975 | +260% | 1971 | |
| Blue Grosbeak | Cardinalidae | 17 | 2016 | +100% | 1968 | |
| House Finch | Fringillidae | 17 | 2016 | +300% | 1989 | |
| House Sparrow | Passeridae | 16 | 2016 | -74% | 1968 | |
| Tufted Titmouse | Paridae | 16 | 2016 | -3% | 1968 | |
| Fish Crow | Corvidae | 14 | 2016 | +160% | 1968 | |
| Chimney Swift | Apodidae | 12 | 2016 | -40% | 1968 | |
| Black Vulture | Cathartidae | 12 | 2015 | +280% | 1992 | |
| Red-bellied Woodpecker | Picidae | 11 | 2016 | +380% | 1968 | |
| Blue Jay | Corvidae | 11 | 2016 | +42% | 1968 | |
| Red-eyed Vireo | Vireonidae | 11 | 2016 | -50% | 1968 | |
| Rock Pigeon | Columbidae | 8 | 2015 | -22% | 1968 | |
| Eastern Wood-Pewee | Tyrannidae | 8 | 2016 | +433% | 1969 | |
| Brown-headed Cowbird | Icteridae | 8 | 2016 | +300% | 1969 | |
| Great Crested Flycatcher | Tyrannidae | 6 | 2016 | +120% | 1968 | |
| Common Tern | Laridae | 6 | 1975 | +200% | 1971 | |
| Common Yellowthroat | Parulidae | 5 | 2016 | -52% | 1968 | |
| Carolina Chickadee | Paridae | 5 | 2016 | +0% | 1968 | |
| Herring Gull | Laridae | 5 | 1977 | +400% | 1971 | |
| Tree Swallow | Hirundinidae | 5 | 2016 | +175% | 1995 | |
| Glossy Ibis | Threskiornithidae | 5 | 2004 | n/a | n/a | |
| Killdeer | Charadriidae | 4 | 2016 | -17% | 1968 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.