BirdAnalyst
Species · New Mexico · BBS 2025 Release · 1966–2024

Western Wood-Pewee Population Trend in New Mexico

All statesAerial insectivores

Western Wood-Pewee in New Mexico has surged: up 160% on the route-weighted index since 1970.

+160%Since 1970TrendPercent 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 →
76Routes 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 →
56YearsYears 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 New MexicoNotable 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 New Mexico: up 160% on the route-weighted index since 1970.

Western Wood-Pewee Population Forecast in New Mexico

If the recent trend holds, Western Wood-Pewee in New Mexico is projected to rise about 20% by 2029 — from 4.2 in 2024 to a central estimate of 5.0 (95% range 3.1–7.0). A 5-year backtest shows a typical error of ±18.5%, with 100% of held-out values landing inside the 95% band.

+20%Change by 2029TrendPercent 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 →
5.0Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
3.1–7.095% 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 →
±18.5%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 New Mexico is projected to rise about 20% by 2029 — from 4.2 in 2024 to a central estimate of 5.0 (95% range 3.1–7.0). A 5-year backtest shows a typical error of ±18.5%, with 100% of held-out values landing inside the 95% band.19682029
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 →
20254.92.96.8
20264.93.06.9
20275.03.06.9
20285.03.07.0
20295.03.17.0

Western Wood-Pewee Survey Routes in New Mexico

Routes recording Western Wood-Pewee in New Mexico.
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 →
Angel Fire 23520242005
Reserve2620231993
Angel Fire1920021992
Bluewater Lake1920211999
Pecos1820171973
Mt. Taylor 21620242014
Gallinas1520241992
Cebolla1420231973
Fence Lake1320241975
Mt. Taylor1320121993
Emory Pass1320241993
Jornada1220241976
Claunch 21220242001
Cloudcroft1120241975
Vallecitos1120241994
Carrizozo920241968
Pinon820241992
Sunshine Wll820242009
Claunch620001977
La Plata 2620162014
Vicks Peak620241992
Maxwell520241996
La Plata520131990
Farmington419831975
Roswell420221977

Western Wood-Pewee Population Trend in Other States

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