Species · Utah · BBS 2025 Release · 1966–2024
American Wigeon Population Trend in Utah
American Wigeon in Utah has held roughly steady: down 7% on the route-weighted index since 1995.
-7%Since 1995
19Routes In State
28Years
Notable American Wigeon Trends in Utah
No notable trend signals for American Wigeon in Utah. See the full index history below.
American Wigeon Population Forecast in Utah
If the recent trend holds, American Wigeon in Utah is projected to rise about 190% by 2027 — from 0.18 in 2022 to a central estimate of 0.53 (95% range 0.00–1.1). A 5-year backtest shows a typical error of ±604.3%, with 60% of held-out values landing inside the 95% band.
+190%Change by 2027
0.53Projected 2027 index
0.00–1.195% range
±604.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2023 | 0.52 | 0.00 | 1.1 |
| 2024 | 0.52 | 0.00 | 1.1 |
| 2025 | 0.53 | 0.00 | 1.1 |
| 2026 | 0.53 | 0.00 | 1.1 |
| 2027 | 0.53 | 0.00 | 1.1 |
American Wigeon Survey Routes in Utah
| Saleratus Cr | 16 | 2018 | 1995 |
| Vernal | 14 | 2012 | 1999 |
| Randolph | 8 | 2021 | 2009 |
| Gold Hill | 7 | 2015 | 1997 |
| M Warner Res | 5 | 2022 | 1995 |
| Neponset Res | 4 | 2018 | 1995 |
| Lynn | 4 | 2013 | 1998 |
| Bear River | 3 | 2022 | 2005 |
| Delta | 3 | 2005 | 2000 |
| Callao | 2 | 2017 | 2003 |
| Skyline Driv | 2 | 2007 | 1988 |
| Beck 2 | 2 | 2005 | 2000 |
| Ant Flat-Ogden Can | 2 | 2019 | 2018 |
| Timpie Spg | 1 | 1981 | 1981 |
| E. Bear Lake | 1 | 2022 | 1997 |
| Logan Canyon | 1 | 2004 | 2004 |
| Snowville | 1 | 2015 | 2015 |
| Ferron | 1 | 2022 | 2001 |
| Green River | 1 | 2015 | 2015 |
American Wigeon Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.