Species · Utah · BBS 2025 Release · 1966–2024
Western Cattle-Egret Population Trend in Utah
Western Cattle-Egret in Utah has collapsed: down 82% on the route-weighted index since 1987.
-82%Since 1987
7Routes In State
18Years
Notable Western Cattle-Egret Trends in Utah
long arc declinecomputed index
Western Cattle-Egret has collapsed in Utah: down 82% on the route-weighted index since 1987.
Western Cattle-Egret Population Forecast in Utah
If the recent trend holds, Western Cattle-Egret in Utah is projected to stay roughly flat through 2022, near 0.00 (95% range 0.00–0.52). A 5-year backtest shows a typical error of ±629.4%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2022
0.00Projected 2022 index
0.00–0.5295% range
±629.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2018 | 0.00 | 0.00 | 0.52 |
| 2019 | 0.00 | 0.00 | 0.52 |
| 2020 | 0.00 | 0.00 | 0.52 |
| 2021 | 0.00 | 0.00 | 0.52 |
| 2022 | 0.00 | 0.00 | 0.52 |
Western Cattle-Egret Survey Routes in Utah
| Oak City | 38 | 2000 | 1984 |
| Goshen | 7 | 2000 | 2000 |
| Delta | 6 | 2005 | 1994 |
| Callao | 2 | 2000 | 1994 |
| Neponset Res | 1 | 2016 | 2000 |
| Bear River | 1 | 2017 | 1994 |
| Randolph | 1 | 1992 | 1992 |
Western Cattle-Egret Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.