Species · Utah · BBS 2025 Release · 1966–2024
Blue-winged Teal Population Trend in Utah
Blue-winged Teal in Utah has declined: down 49% on the route-weighted index since 1995.
-49%Since 1995
13Routes In State
27Years
Notable Blue-winged Teal Trends in Utah
No notable trend signals for Blue-winged Teal in Utah. See the full index history below.
Blue-winged Teal Population Forecast in Utah
If the recent trend holds, Blue-winged Teal in Utah is projected to fall about 82% by 2029 — from 0.07 in 2024 to a central estimate of 0.01 (95% range 0.00–0.10). A 5-year backtest shows a typical error of ±73.8%, with 100% of held-out values landing inside the 95% band.
-82%Change by 2029
0.01Projected 2029 index
0.00–0.1095% range
±73.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.02 | 0.00 | 0.11 |
| 2026 | 0.02 | 0.00 | 0.11 |
| 2027 | 0.02 | 0.00 | 0.11 |
| 2028 | 0.01 | 0.00 | 0.10 |
| 2029 | 0.01 | 0.00 | 0.10 |
Blue-winged Teal Survey Routes in Utah
| Wellington 2 | 6 | 2010 | 2010 |
| Saleratus Cr | 5 | 2007 | 1997 |
| Callao | 4 | 2024 | 1997 |
| Altonah | 2 | 1999 | 1999 |
| E. Bear Lake | 2 | 2018 | 2018 |
| Snowville | 2 | 2015 | 2015 |
| Lynn | 2 | 1992 | 1992 |
| M Warner Res | 2 | 1996 | 1993 |
| Alton | 1 | 2000 | 1999 |
| Neponset Res | 1 | 2016 | 1997 |
| Dixie Nf | 1 | 1997 | 1996 |
| Randolph | 1 | 2009 | 1992 |
| Bear River | 1 | 2023 | 1992 |
Blue-winged Teal Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.