Guild · North Carolina · BBS 2025 Release · 1966–2024
Generalists In North Carolina
56 species in this guild. As a group they are -47% since 1968.
Guild Signals
guild collapsecomputed index
Generalists as a group have declined in North Carolina, down 47% since 1968.
Forecast
If the recent trend holds, Generalists in North Carolina is projected to fall about 21% by 2029 — from 6.5 in 2024 to a central estimate of 5.1 (95% range 3.0–7.2). A 5-year backtest shows a typical error of ±14.7%, with 100% of held-out values landing inside the 95% band.
-21%Change by 2029
5.1Projected 2029 index
3.0–7.295% range
±14.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 5.6 | 3.5 | 7.6 |
| 2026 | 5.5 | 3.4 | 7.5 |
| 2027 | 5.3 | 3.3 | 7.4 |
| 2028 | 5.2 | 3.2 | 7.3 |
| 2029 | 5.1 | 3.0 | 7.2 |
Member Species In North Carolina
| Loggerhead Shrike | Laniidae | -93% |
| House Sparrow | Passeridae | -91% |
| Rose-breasted Grosbeak | Cardinalidae | -83% |
| Black-billed Cuckoo | Cuculidae | -82% |
| American Kestrel | Falconidae | -82% |
| Sharp-shinned Hawk | Accipitridae | -79% |
| Painted Bunting | Cardinalidae | -78% |
| Eastern Screech-Owl | Strigidae | -77% |
| Field Sparrow | Passerellidae | -75% |
| Common Grackle | Icteridae | -69% |
| Blue Jay | Corvidae | -58% |
| Eastern Towhee | Passerellidae | -55% |
| European Starling | Sturnidae | -52% |
| Belted Kingfisher | Alcedinidae | -49% |
| Ruffed Grouse | Phasianidae | -41% |
| Northern Mockingbird | Mimidae | -40% |
| Gray Catbird | Mimidae | -36% |
| Red-winged Blackbird | Icteridae | -31% |
| Orchard Oriole | Icteridae | -31% |
| Brown Thrasher | Mimidae | -25% |
| Mourning Dove | Columbidae | -23% |
| Anhinga | Anhingidae | -23% |
| Indigo Bunting | Cardinalidae | -23% |
| Yellow-billed Cuckoo | Cuculidae | -20% |
| Yellow-breasted Chat | Icteriidae | -20% |
| Northern Cardinal | Cardinalidae | -16% |
| Broad-winged Hawk | Accipitridae | -13% |
| Bachman's Sparrow | Passerellidae | -7% |
| Osprey | Pandionidae | -4% |
| Baltimore Oriole | Icteridae | -2% |
| Rock Pigeon | Columbidae | +5% |
| Summer Tanager | Cardinalidae | +21% |
| Boat-tailed Grackle | Icteridae | +21% |
| Great Horned Owl | Strigidae | +36% |
| Chipping Sparrow | Passerellidae | +48% |
| Blue Grosbeak | Cardinalidae | +50% |
| Ruby-throated Hummingbird | Trochilidae | +52% |
| Song Sparrow | Passerellidae | +54% |
| American Crow | Corvidae | +55% |
| Scarlet Tanager | Cardinalidae | +96% |
| Cooper's Hawk | Accipitridae | +102% |
| Common Raven | Corvidae | +148% |
| Red-tailed Hawk | Accipitridae | +164% |
| Brown-headed Cowbird | Icteridae | +188% |
| Barred Owl | Strigidae | +225% |
| Fish Crow | Corvidae | +244% |
| American Goldfinch | Fringillidae | +276% |
| Eurasian Collared-Dove | Columbidae | +284% |
| Cedar Waxwing | Bombycillidae | +310% |
| Black Vulture | Cathartidae | +610% |
| Bald Eagle | Accipitridae | +730% |
| Turkey Vulture | Cathartidae | +905% |
| Mississippi Kite | Accipitridae | 11× |
| Red-shouldered Hawk | Accipitridae | 17× |
| Wild Turkey | Phasianidae | 21× |
| House Finch | Fringillidae | 49× |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.