Species · Oregon · BBS 2025 Release · 1966–2024
Calliope Hummingbird Population Trend in Oregon
Calliope Hummingbird in Oregon has fallen sharply: down 52% on the route-weighted index since 1971.
-52%Since 1971
37Routes In State
47Years
Notable Calliope Hummingbird Trends in Oregon
long arc declinecomputed index
Calliope Hummingbird has fallen sharply in Oregon: down 52% on the route-weighted index since 1971.
Calliope Hummingbird Population Forecast in Oregon
If the recent trend holds, Calliope Hummingbird in Oregon is projected to stay roughly flat through 2029, near 0.06 (95% range 0.00–0.16). A 5-year backtest shows a typical error of ±149%, with 100% of held-out values landing inside the 95% band.
+2%Change by 2029
0.06Projected 2029 index
0.00–0.1695% range
±149%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.06 | 0.00 | 0.17 |
| 2026 | 0.06 | 0.00 | 0.17 |
| 2027 | 0.06 | 0.00 | 0.17 |
| 2028 | 0.06 | 0.00 | 0.16 |
| 2029 | 0.06 | 0.00 | 0.16 |
Calliope Hummingbird Survey Routes in Oregon
| Newbridge | 4 | 2024 | 1992 |
| Hells Canyon | 3 | 2021 | 2005 |
| Logdell | 2 | 2022 | 1971 |
| Modoc Point | 2 | 1970 | 1970 |
| Mt Hood | 2 | 1999 | 1987 |
| Troy | 2 | 2013 | 1992 |
| Unity | 2 | 2003 | 1994 |
| Black Mtn. | 2 | 2002 | 1993 |
| Sisters | 2 | 2015 | 2005 |
| Paunina | 2 | 2010 | 2006 |
| Summit Pr | 1 | 2018 | 1988 |
| Cool Camp | 1 | 2006 | 2006 |
| Ochoco | 1 | 1979 | 1977 |
| Wickiup | 1 | 2000 | 1969 |
| Bridgeport | 1 | 2017 | 1990 |
| Days Creek | 1 | 1992 | 1987 |
| Paisley | 1 | 1973 | 1973 |
| Bly 2 | 1 | 2023 | 2007 |
| Pendleton | 1 | 1978 | 1978 |
| Camp Sherman | 1 | 1996 | 1979 |
| Mount Vernon | 1 | 1997 | 1997 |
| Granite | 1 | 1988 | 1986 |
| Clearwater | 1 | 2013 | 2009 |
| Silver Creek | 1 | 2024 | 2022 |
| Secret Val | 1 | 1992 | 1992 |
Calliope Hummingbird Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.