Species · Washington · BBS 2025 Release · 1966–2024
Canyon Wren Population Trend in Washington
Canyon Wren in Washington has surged: up 217% on the route-weighted index since 1983.
+217%Since 1983
18Routes In State
41Years
Notable Canyon Wren Trends in Washington
long arc increasecomputed index
Canyon Wren has surged in Washington: up 217% on the route-weighted index since 1983.
Canyon Wren Population Forecast in Washington
If the recent trend holds, Canyon Wren in Washington is projected to fall about 22% by 2029 — from 0.16 in 2024 to a central estimate of 0.12 (95% range 0.04–0.21). A 5-year backtest shows a typical error of ±39.9%, with 60% of held-out values landing inside the 95% band.
-22%Change by 2029
0.12Projected 2029 index
0.04–0.2195% range
±39.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.12 | 0.03 | 0.20 |
| 2026 | 0.12 | 0.04 | 0.20 |
| 2027 | 0.12 | 0.04 | 0.20 |
| 2028 | 0.12 | 0.04 | 0.20 |
| 2029 | 0.12 | 0.04 | 0.21 |
Canyon Wren Survey Routes in Washington
| Yakima | 3 | 2024 | 1994 |
| Moses Coulee | 2 | 2023 | 1996 |
| Nighthawk | 2 | 2024 | 1995 |
| Lake Chelan | 2 | 2024 | 1988 |
| Bickleton | 2 | 2015 | 1984 |
| Newhalem | 1 | 2022 | 2022 |
| Twisp | 1 | 2024 | 1983 |
| Mazama | 1 | 2019 | 2019 |
| Ewan | 1 | 2008 | 2001 |
| Chewelah | 1 | 2016 | 2016 |
| Omak Creek | 1 | 2011 | 1996 |
| Ardenvoir | 1 | 1984 | 1968 |
| Rimrock | 1 | 2024 | 1985 |
| Curlew | 1 | 2018 | 2002 |
| Mt Rainier | 1 | 1993 | 1992 |
| Cloverland | 1 | 2016 | 2003 |
| Columbia Nwr | 1 | 2002 | 2002 |
| Winthrop | 1 | 1999 | 1999 |
Canyon Wren Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.