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

Yellow-bellied Sapsucker In Atlantic Northern Forest

All regionsAtlantic Northern ForestForest birds

Yellow-bellied Sapsucker in Atlantic Northern Forest has risen sharply: up 64% on the route-weighted index since 1968.

+64%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 →
155Routes 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 →

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 →

Yellow-bellied Sapsucker has risen sharply in Atlantic Northern Forest: up 64% on the route-weighted index since 1968.

Yellow-bellied Sapsucker In Atlantic Northern Forest Population Forecast

If the recent trend holds, Yellow-bellied Sapsucker in Atlantic Northern Forest is projected to rise about 32% by 2030 — from 5.0 in 2025 to a central estimate of 6.5 (95% range 4.8–8.3). A 5-year backtest shows a typical error of ±9.5%, with 100% of held-out values landing inside the 95% band.

+32%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 →
6.5Projected 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 →
4.8–8.395% 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 →
±9.5%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, Yellow-bellied Sapsucker in Atlantic Northern Forest is projected to rise about 32% by 2030 — from 5.0 in 2025 to a central estimate of 6.5 (95% range 4.8–8.3). A 5-year backtest shows a typical error of ±9.5%, with 100% 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 →
20266.34.68.1
20276.44.68.1
20286.44.78.2
20296.54.78.2
20306.54.88.3

Routes In Atlantic Northern Forest

Routes recording Yellow-bellied Sapsucker 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 →
Pillsbury PdMAINE351968
Priestly Br.MAINE332013
InletNEW-YORK302017
Baker Lake 2MAINE292013
Seboomook LkMAINE232014
WaiteMAINE211977
NesowadnehunMAINE182021
S ReadingVERMONT182024
East CalaisVERMONT182025
NorthfieldMAINE161981
Forest StaMAINE162000
PittsfieldMASSACHUSETTS152016
AndoverMAINE142021
WanakenaNEW-YORK142025
Northfld FlsVERMONT142025
CanterburyNEW-HAMPSHIRE132025
SabattisNEW-YORK131983
MontereyMASSACHUSETTS122025
MarlboroVERMONT122025
BrooksMAINE112021
HermonMAINE112021
Horse MtnMAINE112011
MarlowNEW-HAMPSHIRE112025
StrattonVERMONT112025
CharlestonMAINE102021

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