BirdAnalyst
Species · BCR 30 · BBS 2025 Release · 1966–2024

Eastern Wood-Pewee In New England / Mid-Atlantic Coast

All regionsNew England / Mid-Atlantic CoastAerial insectivores

Eastern Wood-Pewee in New England / Mid-Atlantic Coast has risen sharply: up 69% on the route-weighted index since 1968.

+69%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 →
161Routes 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 →
58YearsYears 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 →

Eastern Wood-Pewee has risen sharply in New England / Mid-Atlantic Coast: up 69% on the route-weighted index since 1968.

Eastern Wood-Pewee In New England / Mid-Atlantic Coast Population Forecast

If the recent trend holds, Eastern Wood-Pewee in New England / Mid-Atlantic Coast is projected to fall about 15% by 2029 — from 8.1 in 2024 to a central estimate of 6.9 (95% range 5.7–8.0). A 5-year backtest shows a typical error of ±12.1%, with 60% of held-out values landing inside the 95% band.

-15%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 →
6.9Projected 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 →
5.7–8.095% 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 →
±12.1%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, Eastern Wood-Pewee in New England / Mid-Atlantic Coast is projected to fall about 15% by 2029 — from 8.1 in 2024 to a central estimate of 6.9 (95% range 5.7–8.0). A 5-year backtest shows a typical error of ±12.1%, with 60% of held-out values landing inside the 95% band.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 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 →
20256.75.57.9
20266.75.67.9
20276.85.68.0
20286.85.78.0
20296.95.78.0

Routes In New England / Mid-Atlantic Coast

Routes recording Eastern Wood-Pewee in New England / Mid-Atlantic Coast.
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 →
Spraguetown 3NEW-JERSEY542024
Island CreekMARYLAND332024
BrandonVIRGINIA322024
FriendshipNEW-JERSEY222024
PomonaNEW-JERSEY222024
Estell ManorNEW-JERSEY212022
DavidsnvilleMARYLAND202024
WalkersVIRGINIA202023
NottinghamMARYLAND192024
Port RoyalVIRGINIA192019
BlackbirdDELAWARE182024
WinslowNEW-JERSEY162024
WarrenCONNECTICUT152011
MadisonMARYLAND152024
HarringtonDELAWARE142024
Milton 2DELAWARE142017
Pt RepublicMARYLAND141989
JessupMARYLAND142024
BelchertownMASSACHUSETTS142024
HughesvilleMARYLAND132024
Forest GroveMARYLAND132023
Furnace TownMARYLAND132024
Casimir Pulaski SfRHODE-ISLAND132018
ShermanCONNECTICUT122019
PomonkeyMARYLAND122024

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