Family · Icteridae · Passeriformes
Blackbirds & Orioles Population Trends
23 species tracked, ordered by long-term trend. Steepest declines first.
| History | ||||
|---|---|---|---|---|
| Spot-breasted Oriole | Forest birds | -83% | 1969 | |
| Eastern Meadowlark | Grassland birds | -81% | 1968 | |
| Common Grackle | Generalists | -81% | 1968 | |
| Bobolink | Grassland birds | -70% | 1968 | |
| Baltimore Oriole | Forest birds | -58% | 1968 | |
| Orchard Oriole | Forest birds | -57% | 1968 | |
| Tricolored Blackbird | Wetland birds | -53% | 1970 | |
| Boat-tailed Grackle | Wetland birds | -53% | 1968 | |
| Red-winged Blackbird | Wetland birds | -52% | 1968 | |
| Great-tailed Grackle | Wetland birds | -14% | 1969 | |
| Brown-headed Cowbird | Generalists | -11% | 1968 | |
| Bronzed Cowbird | Generalists | +5% | 1969 | |
| Scott's Oriole | Forest birds | +5% | 1969 | |
| Western Meadowlark | Grassland birds | +10% | 1968 | |
| Rusty Blackbird | Wetland birds | +48% | 1968 | |
| Brewer's Blackbird | Generalists | +93% | 1968 | |
| Chihuahuan Meadowlark | Grassland birds | +160% | 1969 | |
| Bullock's Oriole | Forest birds | +164% | 1969 | |
| Yellow-headed Blackbird | Wetland birds | +166% | 1968 | |
| Hooded Oriole | Forest birds | +241% | 1970 | |
| Altamira Oriole | Forest birds | n/a | n/a | |
| Audubon's Oriole | Forest birds | n/a | n/a | |
| Shiny Cowbird | Generalists | n/a | n/a |