Guild · South Carolina · BBS 2025 Release · 1966–2024
Generalists In South Carolina
52 species in this guild. As a group they are -59% since 1968.
Guild Signals
guild collapsecomputed index
Generalists as a group have fallen sharply in South Carolina, down 59% since 1968.
Forecast
If the recent trend holds, Generalists in South Carolina is projected to fall about 24% by 2029 — from 5.4 in 2024 to a central estimate of 4.1 (95% range 2.5–5.7). A 5-year backtest shows a typical error of ±12.3%, with 100% of held-out values landing inside the 95% band.
-24%Change by 2029
4.1Projected 2029 index
2.5–5.795% range
±12.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.6 | 3.0 | 6.3 |
| 2026 | 4.5 | 2.9 | 6.1 |
| 2027 | 4.4 | 2.7 | 6.0 |
| 2028 | 4.2 | 2.6 | 5.8 |
| 2029 | 4.1 | 2.5 | 5.7 |
Member Species In South Carolina
| House Sparrow | Passeridae | -96% |
| European Starling | Sturnidae | -94% |
| Red-winged Blackbird | Icteridae | -94% |
| Field Sparrow | Passerellidae | -90% |
| Common Grackle | Icteridae | -86% |
| Loggerhead Shrike | Laniidae | -85% |
| Gray Catbird | Mimidae | -74% |
| Rock Pigeon | Columbidae | -70% |
| Common Ground Dove | Columbidae | -66% |
| Ruby-throated Hummingbird | Trochilidae | -65% |
| Bachman's Sparrow | Passerellidae | -65% |
| Wood Stork | Ciconiidae | -64% |
| Orchard Oriole | Icteridae | -64% |
| Broad-winged Hawk | Accipitridae | -63% |
| Boat-tailed Grackle | Icteridae | -62% |
| Eastern Towhee | Passerellidae | -60% |
| Belted Kingfisher | Alcedinidae | -54% |
| Eastern Screech-Owl | Strigidae | -53% |
| Northern Mockingbird | Mimidae | -48% |
| Yellow-breasted Chat | Icteriidae | -47% |
| Brown Thrasher | Mimidae | -46% |
| Indigo Bunting | Cardinalidae | -42% |
| Blue Jay | Corvidae | -41% |
| Cooper's Hawk | Accipitridae | -37% |
| Barred Owl | Strigidae | -29% |
| Painted Bunting | Cardinalidae | -24% |
| Yellow-billed Cuckoo | Cuculidae | -23% |
| Northern Cardinal | Cardinalidae | -21% |
| American Kestrel | Falconidae | -17% |
| Summer Tanager | Cardinalidae | -4% |
| Blue Grosbeak | Cardinalidae | -4% |
| Red-tailed Hawk | Accipitridae | +6% |
| Great Horned Owl | Strigidae | +6% |
| Mourning Dove | Columbidae | +8% |
| Song Sparrow | Passerellidae | +12% |
| American Crow | Corvidae | +33% |
| Cedar Waxwing | Bombycillidae | +39% |
| Chipping Sparrow | Passerellidae | +48% |
| Swallow-tailed Kite | Accipitridae | +72% |
| Scarlet Tanager | Cardinalidae | +102% |
| Anhinga | Anhingidae | +128% |
| Red-shouldered Hawk | Accipitridae | +147% |
| Fish Crow | Corvidae | +200% |
| Black Vulture | Cathartidae | +340% |
| Osprey | Pandionidae | +456% |
| Turkey Vulture | Cathartidae | +528% |
| Brown-headed Cowbird | Icteridae | +565% |
| Eurasian Collared-Dove | Columbidae | +643% |
| Wild Turkey | Phasianidae | +756% |
| House Finch | Fringillidae | +988% |
| Mississippi Kite | Accipitridae | 15× |
| American Goldfinch | Fringillidae | 22× |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.