Species · Nevada · BBS 2025 Release · 1966–2024
Snowy Egret Population Trend in Nevada
Snowy Egret in Nevada has collapsed: down 84% on the route-weighted index since 1990.
-84%Since 1990
12Routes In State
27Years
Notable Snowy Egret Trends in Nevada
long arc declinecomputed index
Snowy Egret has collapsed in Nevada: down 83% on the route-weighted index since 1990.
Snowy Egret Population Forecast in Nevada
If the recent trend holds, Snowy Egret in Nevada is projected to rise about 25% by 2024 — from 0.12 in 2019 to a central estimate of 0.15 (95% range 0.00–1.0). A 5-year backtest shows a typical error of ±378.8%, with 100% of held-out values landing inside the 95% band.
+25%Change by 2024
0.15Projected 2024 index
0.00–1.095% range
±378.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2020 | 0.20 | 0.00 | 1.1 |
| 2021 | 0.19 | 0.00 | 1.1 |
| 2022 | 0.17 | 0.00 | 1.0 |
| 2023 | 0.16 | 0.00 | 1.0 |
| 2024 | 0.15 | 0.00 | 1.0 |
Snowy Egret Survey Routes in Nevada
| Carson River | 5 | 2005 | 2001 |
| Ruby Valley | 5 | 1999 | 1999 |
| Fallon | 5 | 2018 | 1992 |
| Ruby Valley 2 | 3 | 2019 | 2018 |
| Gardnerville | 2 | 2004 | 2004 |
| Willis | 2 | 2007 | 2007 |
| Midas | 1 | 1992 | 1992 |
| Ash Meadows | 1 | 2016 | 2016 |
| Nixon | 1 | 1998 | 1990 |
| Toiyabe Nf | 1 | 2002 | 2002 |
| Mill City | 1 | 2016 | 2016 |
| Dobbin Creek | 1 | 2014 | 1978 |
Snowy Egret Population Trend in Other States
alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianakansaslouisianamainemarylandmassachusettsmississippimissourinebraskanew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaoklahomaoregonrhode-islandsouth-carolinasouth-dakotatennesseetexasutahvirginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.