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Species · BCR 14 · BBS 2026 Release · 1966–2025

Downy Woodpecker In Atlantic Northern Forest

All regionsAtlantic Northern ForestForest birds

Downy Woodpecker in Atlantic Northern Forest has increased: up 47% on the route-weighted index since 1968.

+47%Since 1968TrendPercent 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 →
153Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
59YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Downy Woodpecker in Atlantic Northern Forest. See the full index history below.

Downy Woodpecker In Atlantic Northern Forest Population Forecast

If the recent trend holds, Downy Woodpecker in Atlantic Northern Forest is projected to stay roughly flat through 2030, near 1.9 (95% range 1.4–2.4). A 5-year backtest shows a typical error of ±10.4%, with 80% of held-out values landing inside the 95% band.

+3%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 →
1.9Projected 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 →
1.4–2.495% 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 →
±10.4%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, Downy Woodpecker in Atlantic Northern Forest is projected to stay roughly flat through 2030, near 1.9 (95% range 1.4–2.4). A 5-year backtest shows a typical error of ±10.4%, with 80% of held-out values landing inside the 95% band.19662030
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 →
20261.91.32.4
20271.91.32.4
20281.91.42.4
20291.91.42.4
20301.91.42.4

Routes In Atlantic Northern Forest

Routes recording Downy Woodpecker in Atlantic Northern Forest.
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 →
PittsfieldMASSACHUSETTS92016
Bowdoin CtrMAINE82021
TurnerMAINE62010
GreenwoodMAINE62025
GreenvilleMAINE62022
N OrangeMASSACHUSETTS62025
CanterburyNEW-HAMPSHIRE62025
GlenNEW-HAMPSHIRE62025
MarlboroVERMONT62025
FletcherVERMONT62025
Seboomook LkMAINE52014
BenedictaMAINE52022
Turner 2MAINE52025
NesowadnehunMAINE52021
HancockMASSACHUSETTS52015
WalpoleNEW-HAMPSHIRE52025
ClarksvilleNEW-HAMPSHIRE52025
WestbrookMAINE42024
ReedsMAINE42025
EastbrookMAINE42025
Carrying PlMAINE42025
CambridgeMAINE42013
WaiteMAINE41977
Baker Lake 2MAINE42011
ChesterfieldMASSACHUSETTS42025

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