BirdAnalyst
Species · West Virginia · BBS 2025 Release · 1966–2024

Willow Flycatcher Population Trend in West Virginia

All statesAerial insectivores

Willow Flycatcher in West Virginia has edged down: down 23% on the route-weighted index since 1968.

-23%Since 1968
50Routes In State
57Years

Notable Willow Flycatcher Trends in West Virginia

No notable trend signals for Willow Flycatcher in West Virginia. See the full index history below.

Willow Flycatcher Population Forecast in West Virginia

If the recent trend holds, Willow Flycatcher in West Virginia is projected to rise about 158% by 2029 — from 0.11 in 2024 to a central estimate of 0.28 (95% range 0.00–0.69). A 5-year backtest shows a typical error of ±93.5%, with 100% of held-out values landing inside the 95% band.

+158%Change by 2029
0.28Projected 2029 index
0.00–0.6995% range
±93.5%Backtest error
19662029
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
20250.300.000.71
20260.290.000.70
20270.290.000.70
20280.280.000.70
20290.280.000.69

Willow Flycatcher Survey Routes in West Virginia

Routes recording Willow Flycatcher in West Virginia.
Mt Storm419751975
Smoot319801980
Bemis320192010
Ruthbelle320101975
Clear Creek220231992
Meadland220232003
Paradise220171971
Bismark220211985
Olcott219781974
Dailey220001976
Smithfield220222022
Sleepy Creek219811966
Hix120151986
Pedro120111986
Bramwell120081987
Ghent120171982
Hanover119971997
Glade Run119961988
Bowden120071998
Pt Pleasant120231993
Hubbardstown120062006
Spencer120081986
Wymer120151997
Nicut120221986
Glady120132001

Willow Flycatcher Population Trend in Other States

alaskaarizonaarkansascaliforniacoloradoconnecticutdelawaregeorgiaidahoillinoisindianaiowakansaskentuckymainemarylandmassachusettsmichiganminnesotamissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-dakotatennesseetexasutahvermontvirginiawashingtonwisconsinwyoming

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