Species · Utah · BBS 2025 Release · 1966–2024
Gray Flycatcher Population Trend in Utah
Gray Flycatcher in Utah has declined: down 27% on the route-weighted index since 1988.
-27%Since 1988
59Routes In State
38Years
Notable Gray Flycatcher Trends in Utah
No notable trend signals for Gray Flycatcher in Utah. See the full index history below.
Gray Flycatcher Population Forecast in Utah
If the recent trend holds, Gray Flycatcher in Utah is projected to rise about 30% by 2029 — from 0.51 in 2024 to a central estimate of 0.66 (95% range 0.13–1.2). A 5-year backtest shows a typical error of ±64.2%, with 100% of held-out values landing inside the 95% band.
+30%Change by 2029
0.66Projected 2029 index
0.13–1.295% range
±64.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.65 | 0.12 | 1.2 |
| 2026 | 0.65 | 0.12 | 1.2 |
| 2027 | 0.65 | 0.13 | 1.2 |
| 2028 | 0.66 | 0.13 | 1.2 |
| 2029 | 0.66 | 0.13 | 1.2 |
Gray Flycatcher Survey Routes in Utah
| Crawford Mts | 18 | 2023 | 2002 |
| Goose Creek Mtn. | 10 | 2023 | 1997 |
| Neponset Res | 6 | 2018 | 1997 |
| Lost Cr. Res | 6 | 2016 | 2016 |
| Newcastle | 6 | 2021 | 1997 |
| Glen Canyon | 6 | 2024 | 1999 |
| Lynn | 5 | 2023 | 1991 |
| Randolph | 5 | 2024 | 1997 |
| Moquith Mtn | 5 | 2024 | 1987 |
| Vernal | 4 | 2018 | 2004 |
| La Sal 2 | 3 | 2006 | 2003 |
| Willow Creek | 3 | 2024 | 1987 |
| Hite | 3 | 2018 | 2014 |
| Moon Lake 2 | 2 | 2018 | 2004 |
| Book Ridge | 2 | 2023 | 2021 |
| Saleratus Cr | 2 | 2016 | 1997 |
| Canyonlands | 2 | 2005 | 1991 |
| Vernon | 2 | 2023 | 1997 |
| M Warner Res | 2 | 2017 | 2002 |
| Fayette | 2 | 2021 | 1996 |
| Castle Dale | 2 | 2011 | 2010 |
| Hanna | 2 | 2018 | 1999 |
| Escalante | 2 | 2023 | 1998 |
| Cleveland | 2 | 2011 | 2004 |
| La Sal 3 | 2 | 2022 | 2007 |
Gray Flycatcher Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.