BirdAnalyst
Species · BCR 29 · BBS 2025 Release · 1966–2024

Eastern Wood-Pewee In Piedmont

All regionsPiedmontAerial insectivores

Eastern Wood-Pewee in Piedmont has held roughly steady: down 7% on the route-weighted index since 1968.

-7%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 →
169Routes 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 →

No notable trend signals for Eastern Wood-Pewee in Piedmont. See the full index history below.

Eastern Wood-Pewee In Piedmont Population Forecast

If the recent trend holds, Eastern Wood-Pewee in Piedmont is projected to fall about 24% by 2029 — from 8.3 in 2024 to a central estimate of 6.3 (95% range 4.7–8.0). A 5-year backtest shows a typical error of ±11.9%, with 80% of held-out values landing inside the 95% band.

-24%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 →
6.3Projected 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 →
4.7–8.095% 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 →
±11.9%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 Piedmont is projected to fall about 24% by 2029 — from 8.3 in 2024 to a central estimate of 6.3 (95% range 4.7–8.0). A 5-year backtest shows a typical error of ±11.9%, with 80% 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 →
20256.44.88.1
20266.44.78.0
20276.44.78.0
20286.34.78.0
20296.34.78.0

Routes In Piedmont

Routes recording Eastern Wood-Pewee in Piedmont.
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 →
EarltonMARYLAND472024
TrymeVIRGINIA362024
AmherstVIRGINIA282024
Pw Forest PkVIRGINIA282009
EmmitsburgMARYLAND252024
Brandy StationVIRGINIA252024
OlneyMARYLAND232024
MadonnaMARYLAND232022
IjamsvilleMARYLAND222024
WhitmireSOUTH-CAROLINA202024
Big IslandVIRGINIA202024
HallVIRGINIA202023
Lake AnnaVIRGINIA202024
AppomattoxVIRGINIA182024
MoranVIRGINIA172024
Carrs StationGEORGIA162024
Piedmont NwrGEORGIA152003
EkloMARYLAND152018
CherryvilleNORTH-CAROLINA141968
ChathamPENNSYLVANIA142024
WarfieldsbrgMARYLAND132024
Church RoadVIRGINIA132024
Carters Brdg 2VIRGINIA132024
BullockNORTH-CAROLINA122024
Ft Pickett NVIRGINIA121995

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