BirdAnalyst
Species · BCR 28 · BBS 2025 Release · 1966–2024

American Woodcock In Appalachian Mountains

All regionsAppalachian MountainsShorebirds

American Woodcock in Appalachian Mountains has collapsed: down 80% on the route-weighted index since 1968.

-80%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 →
102Routes 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 →
57YearsYears 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 declinecomputed 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 →

American Woodcock has collapsed in Appalachian Mountains: down 80% on the route-weighted index since 1968.

American Woodcock In Appalachian Mountains Population Forecast

If the recent trend holds, American Woodcock in Appalachian Mountains is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.03). A 5-year backtest shows a typical error of ±30.9%, with 100% of held-out values landing inside the 95% band.

n/aChange 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 →
0.00Projected 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 →
0.00–0.0395% 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 →
±30.9%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, American Woodcock in Appalachian Mountains is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.03). A 5-year backtest shows a typical error of ±30.9%, with 100% 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 →
20250.010.000.03
20260.000.000.03
20270.000.000.03
20280.000.000.03
20290.000.000.03

Routes In Appalachian Mountains

Routes recording American Woodcock in Appalachian Mountains.
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 →
EldredPENNSYLVANIA62010
ChurchvilleVIRGINIA51966
CanadensisPENNSYLVANIA41985
Bald KnobVIRGINIA42022
LinwoodGEORGIA31993
SheloctaPENNSYLVANIA31997
RockportWEST-VIRGINIA31970
DawsonALABAMA21978
MilfordNEW-YORK21981
BirminghamOHIO21992
RalstonPENNSYLVANIA21974
Green BankWEST-VIRGINIA22013
Pine GroveALABAMA11987
Mt OliveALABAMA11980
MaytownALABAMA11967
Pleasant HillGEORGIA12005
Cumberlnd GpKENTUCKY12002
FloydMARYLAND11967
Mt NeboMARYLAND11985
OldtownMARYLAND11972
WilliamsportMARYLAND11975
SmithsburgMARYLAND11977
WolfsvilleMARYLAND11977
JenningsMARYLAND12008
High PointNEW-JERSEY11977

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