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Species · Arizona · BBS 2025 Release · 1966–2024

Western Cattle-Egret Population Trend in Arizona

All statesWetland birds

Western Cattle-Egret in Arizona has collapsed: down 92% on the route-weighted index since 1985.

-92%Since 1985
9Routes In State
27Years

Notable Western Cattle-Egret Trends in Arizona

long arc declinecomputed index

Western Cattle-Egret has collapsed in Arizona: down 91% on the route-weighted index since 1985.

Western Cattle-Egret Population Forecast in Arizona

If the recent trend holds, Western Cattle-Egret in Arizona is projected to stay roughly flat through 2029, near 0.22 (95% range 0.00–1.7). A 5-year backtest shows a typical error of ±740.8%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2029
0.22Projected 2029 index
0.00–1.795% range
±740.8%Backtest error
19772029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20250.260.001.7
20260.240.001.7
20270.240.001.7
20280.230.001.7
20290.220.001.7

Western Cattle-Egret Survey Routes in Arizona

Routes recording Western Cattle-Egret in Arizona.
Palo Verde8020082002
Sunizona319971977
Araby320181992
Palo Verde 2320222018
Laguna220131980
Hope 2220172017
Sunizona 2120032003
Vicksburg119881988
Dateland120241998

Western Cattle-Egret Population Trend in Other States

alabamaarkansascaliforniacoloradodelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandminnesotamississippimissourinebraskanevadanew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniasouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawisconsinwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.