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Species · Nebraska · BBS 2026 Release · 1966–2025

Western Wood-Pewee Population Trend in Nebraska

All statesAerial insectivores

Western Wood-Pewee in Nebraska has surged: up 15× on the route-weighted index since 1973.

15×Since 1973TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
18Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
47YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Western Wood-Pewee Trends in NebraskaNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Western Wood-Pewee has surged in Nebraska: up 15× on the route-weighted index since 1973.

Western Wood-Pewee Population Forecast in Nebraska

If the recent trend holds, Western Wood-Pewee in Nebraska is projected to fall about 20% by 2030 — from 1.6 in 2025 to a central estimate of 1.3 (95% range 0.55–2.1). A 5-year backtest shows a typical error of ±51.4%, with 100% of held-out values landing inside the 95% band.

-20%Change by 2030TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
1.3Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.55–2.195% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±51.4%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Western Wood-Pewee in Nebraska is projected to fall about 20% by 2030 — from 1.6 in 2025 to a central estimate of 1.3 (95% range 0.55–2.1). A 5-year backtest shows a typical error of ±51.4%, with 100% of held-out values landing inside the 95% band.19702030
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20261.20.462.0
20271.30.482.0
20281.30.502.1
20291.30.522.1
20301.30.552.1

Western Wood-Pewee Survey Routes in Nebraska

Routes recording Western Wood-Pewee in Nebraska.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Pine Ridge3920251999
Crawford2820251981
Nenzel1920252018
Agate 2420252002
Crookston420252019
Oglala Nat. Grass.220181999
Crescent Lk220042004
Hay Springs220252018
Paxton220132013
Kimball119781978
Gordon120251982
Brady120162016
Murray Lake120252025
Stratton120161996
Berea120001983
Dalton120251979
Johnstown120242024
Agate119851970

Western Wood-Pewee Population Trend in Other States

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Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.