Species · Nevada · BBS 2025 Release · 1966–2024
Ferruginous Hawk Population Trend in Nevada
Ferruginous Hawk in Nevada has increased: up 35% on the route-weighted index since 1970.
+35%Since 1970
22Routes In State
42Years
Notable Ferruginous Hawk Trends in Nevada
No notable trend signals for Ferruginous Hawk in Nevada. See the full index history below.
Ferruginous Hawk Population Forecast in Nevada
If the recent trend holds, Ferruginous Hawk in Nevada is projected to rise about 67% by 2029 — from 0.14 in 2024 to a central estimate of 0.24 (95% range 0.04–0.44). A 5-year backtest shows a typical error of ±24.7%, with 100% of held-out values landing inside the 95% band.
+67%Change by 2029
0.24Projected 2029 index
0.04–0.4495% range
±24.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.23 | 0.03 | 0.43 |
| 2026 | 0.23 | 0.03 | 0.43 |
| 2027 | 0.24 | 0.04 | 0.44 |
| 2028 | 0.24 | 0.04 | 0.44 |
| 2029 | 0.24 | 0.04 | 0.44 |
Ferruginous Hawk Survey Routes in Nevada
| Cortez | 2 | 2024 | 1971 |
| Willis | 2 | 2015 | 1998 |
| Ruby Valley | 2 | 2000 | 2000 |
| Chimney Res. | 2 | 2023 | 2023 |
| Piute Mdws | 1 | 2017 | 2017 |
| Midas | 1 | 2013 | 1990 |
| Ranchogrande | 1 | 2000 | 1995 |
| Sheldon Nwr | 1 | 2018 | 2007 |
| Walker Can | 1 | 2024 | 1969 |
| Mizpah | 1 | 2023 | 1990 |
| Virgin Creek | 1 | 1997 | 1997 |
| Frenchman | 1 | 1976 | 1973 |
| Toiyabe Nf | 1 | 2018 | 2013 |
| Eureka | 1 | 2008 | 1994 |
| Illipah | 1 | 2017 | 1990 |
| Majors Place | 1 | 2017 | 1999 |
| Thorne | 1 | 1978 | 1978 |
| Dobbin Creek | 1 | 2018 | 1968 |
| Minerva | 1 | 2018 | 1989 |
| Mill City | 1 | 2016 | 2016 |
| Bald Mtn. | 1 | 2024 | 1992 |
| Darroughs Hot Spgs | 1 | 2018 | 2018 |
Ferruginous Hawk Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.