Species · BCR 9 · BBS 2025 Release · 1966–2024
Sharp-shinned Hawk In Great Basin
Sharp-shinned Hawk in Great Basin has collapsed: down 78% on the route-weighted index since 1980.
-78%Since 1980
57Routes In Region
38Years
Notable Signals
long arc declinecomputed index
Sharp-shinned Hawk has collapsed in Great Basin: down 78% on the route-weighted index since 1980.
Forecast
If the recent trend holds, Sharp-shinned Hawk in Great Basin is projected to stay roughly flat through 2029, near 0.01 (95% range 0.00–0.04). A 5-year backtest shows a typical error of ±54.1%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.01Projected 2029 index
0.00–0.0495% range
±54.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.01 | 0.00 | 0.04 |
| 2026 | 0.01 | 0.00 | 0.04 |
| 2027 | 0.01 | 0.00 | 0.04 |
| 2028 | 0.01 | 0.00 | 0.04 |
| 2029 | 0.01 | 0.00 | 0.04 |
Routes In Great Basin
| Walker Can | NEVADA | 2 | 1996 |
| Camp Sherman | OREGON | 2 | 1984 |
| Nubieber | CALIFORNIA | 1 | 2006 |
| Macdoel | CALIFORNIA | 1 | 2003 |
| Bartle | CALIFORNIA | 1 | 2005 |
| Hackamore | CALIFORNIA | 1 | 2007 |
| Iron Gate | CALIFORNIA | 1 | 2004 |
| Baker | IDAHO | 1 | 2010 |
| Squirrel | IDAHO | 1 | 1991 |
| Ririe | IDAHO | 1 | 2021 |
| Triangle | IDAHO | 1 | 1991 |
| Magic Mtn | IDAHO | 1 | 2024 |
| Pocatello | IDAHO | 1 | 1980 |
| Pasadena Val | IDAHO | 1 | 2012 |
| Silver City | IDAHO | 1 | 2011 |
| Mud Lake | IDAHO | 1 | 2013 |
| Cedar Hill | IDAHO | 1 | 2012 |
| Almo | IDAHO | 1 | 1995 |
| Daniels Res | IDAHO | 1 | 2000 |
| Preston | IDAHO | 1 | 2018 |
| Ranchogrande | NEVADA | 1 | 2001 |
| Dobbin Creek | NEVADA | 1 | 2000 |
| Minerva | NEVADA | 1 | 1991 |
| Jarbidge | NEVADA | 1 | 2006 |
| Carson River | NEVADA | 1 | 2001 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.