Guild · Alaska · BBS 2025 Release · 1966–2024
Birds Of Prey In Alaska
19 species in this guild. As a group they are -98% since 1973.
Guild Signals
guild collapsecomputed index
Birds of prey as a group have collapsed in Alaska, down 98% since 1973.
Forecast
If the recent trend holds, Birds of prey in Alaska is projected to fall about 100% by 2029 — from 0.23 in 2024 to a central estimate of 0.00 (95% range 0.00–7.0). A 5-year backtest shows a typical error of ±1316.3%, with 100% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–7.095% range
±1316.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 7.0 |
| 2026 | 0.00 | 0.00 | 7.0 |
| 2027 | 0.00 | 0.00 | 7.0 |
| 2028 | 0.00 | 0.00 | 7.0 |
| 2029 | 0.00 | 0.00 | 7.0 |
Member Species In Alaska
| Golden Eagle | Accipitridae | -77% |
| American Goshawk | Accipitridae | -77% |
| Bald Eagle | Accipitridae | -76% |
| Northern Hawk Owl | Strigidae | -76% |
| Boreal Owl | Strigidae | -72% |
| Northern Harrier | Accipitridae | -66% |
| Sharp-shinned Hawk | Accipitridae | -60% |
| Gyrfalcon | Falconidae | -57% |
| Short-eared Owl | Strigidae | -54% |
| Great Horned Owl | Strigidae | -49% |
| American Kestrel | Falconidae | -49% |
| Northern Saw-whet Owl | Strigidae | -18% |
| Northern Pygmy-Owl | Strigidae | -9% |
| Red-tailed Hawk | Accipitridae | +3% |
| Great Gray Owl | Strigidae | +48% |
| Peregrine Falcon | Falconidae | +48% |
| Merlin | Falconidae | +76% |
| Rough-legged Hawk | Accipitridae | +121% |
| Osprey | Pandionidae | +359% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.