BBS Route · Maine · BCR 14
Cooper Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 128 species recorded across 26 survey years, still active.
128Species Recorded
26Years Surveyed
1975–2021Span
3Observers
Bird Species Found on Maine Cooper
Top 40 of 128 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| Red-eyed Vireo | Vireonidae | 67 | 2021 | -28% | 1977 | |
| Ovenbird | Parulidae | 45 | 2021 | -21% | 1977 | |
| Northern Parula | Parulidae | 33 | 2021 | -1% | 1977 | |
| White-throated Sparrow | Passerellidae | 30 | 2021 | -69% | 1977 | |
| Black-throated Green Warbler | Parulidae | 30 | 2021 | -32% | 1977 | |
| American Crow | Corvidae | 25 | 2021 | +237% | 1977 | |
| American Robin | Turdidae | 25 | 2021 | -24% | 1977 | |
| Hermit Thrush | Turdidae | 24 | 2021 | -46% | 1977 | |
| Cedar Waxwing | Bombycillidae | 20 | 2021 | +39% | 1977 | |
| American Redstart | Parulidae | 20 | 2021 | -26% | 1977 | |
| Black-and-white Warbler | Parulidae | 17 | 2021 | -13% | 1977 | |
| Common Yellowthroat | Parulidae | 17 | 2021 | -53% | 1977 | |
| Chipping Sparrow | Passerellidae | 12 | 2021 | -54% | 1977 | |
| Common Raven | Corvidae | 11 | 2021 | +46% | 1977 | |
| Alder Flycatcher | Tyrannidae | 10 | 2021 | +38% | 1977 | |
| Song Sparrow | Passerellidae | 10 | 2021 | -3% | 1977 | |
| Blue-headed Vireo | Vireonidae | 10 | 2021 | -32% | 1977 | |
| Chestnut-sided Warbler | Parulidae | 8 | 2021 | -28% | 1977 | |
| Black-capped Chickadee | Paridae | 8 | 2021 | -67% | 1977 | |
| House Sparrow | Passeridae | 8 | 1981 | +150% | 1977 | |
| Mourning Dove | Columbidae | 7 | 2021 | +233% | 1977 | |
| Eastern Phoebe | Tyrannidae | 7 | 2021 | +175% | 1978 | |
| Blue Jay | Corvidae | 7 | 2021 | -22% | 1977 | |
| Pine Warbler | Parulidae | 7 | 2021 | +300% | 2010 | |
| American Goldfinch | Fringillidae | 6 | 2021 | -40% | 1977 | |
| Savannah Sparrow | Passerellidae | 6 | 2021 | +0% | 1977 | |
| Nashville Warbler | Parulidae | 6 | 2021 | -86% | 1977 | |
| Winter Wren | Troglodytidae | 6 | 2021 | -71% | 1977 | |
| Red-breasted Nuthatch | Sittidae | 6 | 2021 | +6% | 1978 | |
| Black-backed Woodpecker | Picidae | 6 | 1981 | +500% | 1978 | |
| Magnolia Warbler | Parulidae | 5 | 2021 | -75% | 1977 | |
| Pileated Woodpecker | Picidae | 4 | 2021 | +120% | 1977 | |
| Blackburnian Warbler | Parulidae | 4 | 2021 | -88% | 1977 | |
| Evening Grosbeak | Fringillidae | 4 | 2003 | -9% | 1978 | |
| Barn Swallow | Hirundinidae | 3 | 2010 | -91% | 1977 | |
| Golden-crowned Kinglet | Regulidae | 3 | 2021 | -29% | 1977 | |
| Bay-breasted Warbler | Parulidae | 3 | 2021 | -72% | 1978 | |
| Rusty Blackbird | Icteridae | 3 | 1979 | n/a | n/a | |
| Common Loon | Gaviidae | 2 | 2019 | -46% | 1977 | |
| Herring Gull | Laridae | 2 | 2005 | -52% | 1977 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.