BBS Route · Pennsylvania · BCR 28
Waller Bird Survey Route
A standard 50-stop Breeding Bird Survey route. 126 species recorded across 51 survey years, still active.
126Species Recorded
51Years Surveyed
1971–2024Span
2Observers
Bird Species Found on Pennsylvania Waller
Top 40 of 126 species by most recent count. Each links to its species trend.
| History | ||||||
|---|---|---|---|---|---|---|
| American Robin | Turdidae | 68 | 2024 | +21% | 1975 | |
| Red-winged Blackbird | Icteridae | 59 | 2024 | -30% | 1975 | |
| Gray Catbird | Mimidae | 58 | 2024 | +273% | 1975 | |
| Red-eyed Vireo | Vireonidae | 54 | 2024 | +521% | 1975 | |
| Mourning Dove | Columbidae | 48 | 2024 | +128% | 1975 | |
| American Crow | Corvidae | 46 | 2024 | -11% | 1975 | |
| European Starling | Sturnidae | 42 | 2024 | -55% | 1975 | |
| Song Sparrow | Passerellidae | 36 | 2024 | +62% | 1975 | |
| Barn Swallow | Hirundinidae | 30 | 2024 | -50% | 1975 | |
| Eastern Towhee | Passerellidae | 23 | 2024 | +87% | 1975 | |
| Northern Cardinal | Cardinalidae | 23 | 2024 | +56% | 1975 | |
| Tufted Titmouse | Paridae | 21 | 2024 | +363% | 1975 | |
| Ovenbird | Parulidae | 20 | 2024 | +232% | 1975 | |
| Common Yellowthroat | Parulidae | 18 | 2024 | +35% | 1975 | |
| Northern House Wren | Troglodytidae | 18 | 2024 | -20% | 1975 | |
| Blue Jay | Corvidae | 17 | 2024 | +15% | 1975 | |
| House Sparrow | Passeridae | 17 | 2024 | -54% | 1975 | |
| Chipping Sparrow | Passerellidae | 16 | 2024 | -43% | 1975 | |
| Rock Pigeon | Columbidae | 15 | 2024 | -55% | 1975 | |
| Yellow Warbler | Parulidae | 15 | 2024 | +160% | 1975 | |
| Canada Goose | Anatidae | 15 | 2024 | +0% | 1995 | |
| Scarlet Tanager | Cardinalidae | 14 | 2024 | +188% | 1975 | |
| Baltimore Oriole | Icteridae | 12 | 2024 | +79% | 1975 | |
| Carolina Wren | Troglodytidae | 12 | 2024 | +450% | 1978 | |
| White-breasted Nuthatch | Sittidae | 12 | 2024 | +420% | 1978 | |
| American Goldfinch | Fringillidae | 11 | 2024 | -29% | 1975 | |
| Turkey Vulture | Cathartidae | 10 | 2024 | +167% | 1992 | |
| Common Grackle | Icteridae | 9 | 2024 | -83% | 1975 | |
| Northern Mockingbird | Mimidae | 9 | 2024 | +260% | 1978 | |
| House Finch | Fringillidae | 9 | 2024 | +233% | 1983 | |
| Eastern Meadowlark | Icteridae | 8 | 2024 | -69% | 1975 | |
| Field Sparrow | Passerellidae | 8 | 2024 | -40% | 1975 | |
| Indigo Bunting | Cardinalidae | 7 | 2024 | -41% | 1975 | |
| Black-capped Chickadee | Paridae | 7 | 2024 | +38% | 1975 | |
| Eastern Bluebird | Turdidae | 7 | 2024 | +380% | 1980 | |
| Red-bellied Woodpecker | Picidae | 7 | 2024 | +420% | 1996 | |
| Eastern Phoebe | Tyrannidae | 6 | 2024 | +0% | 1975 | |
| Bobolink | Icteridae | 6 | 2024 | +110% | 1977 | |
| Downy Woodpecker | Picidae | 6 | 2024 | +183% | 1977 | |
| Black-throated Green Warbler | Parulidae | 6 | 2024 | +225% | 1976 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.