Species · Idaho · BBS 2025 Release · 1966–2024
Merlin Population Trend in Idaho
Merlin in Idaho has fallen sharply: down 68% on the route-weighted index since 1976.
-68%Since 1976
8Routes In State
17Years
Notable Merlin Trends in Idaho
long arc declinecomputed index
Merlin has fallen sharply in Idaho: down 68% on the route-weighted index since 1976.
Merlin Survey Routes in Idaho
| Blacks Creek | 5 | 1982 | 1974 |
| Naples | 1 | 2022 | 1979 |
| Avery | 1 | 2009 | 2009 |
| Kyle Canyon | 1 | 2024 | 1989 |
| Cascade | 1 | 1972 | 1972 |
| Burgdorf | 1 | 2015 | 2015 |
| Springfield | 1 | 1980 | 1976 |
| Ririe | 1 | 2010 | 2010 |
Merlin Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.