BirdAnalyst
Species · BCR 13 · BBS 2025 Release · 1966–2024

American Woodcock In Lower Great Lakes / St. Lawrence Plain

All regionsLower Great Lakes / St. Lawrence PlainShorebirds

American Woodcock in Lower Great Lakes / St. Lawrence Plain has edged up: up 17% on the route-weighted index since 1969.

+17%Since 1969TrendPercent 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 →
40Routes 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 →
44YearsYears 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 American Woodcock in Lower Great Lakes / St. Lawrence Plain. See the full index history below.

American Woodcock In Lower Great Lakes / St. Lawrence Plain Population Forecast

If the recent trend holds, American Woodcock in Lower Great Lakes / St. Lawrence Plain is projected to stay roughly flat through 2027, near 0.03 (95% range 0.00–0.09). A 5-year backtest shows a typical error of ±43.9%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2027TrendPercent 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 →
0.03Projected 2027 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.0995% 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 →
±43.9%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 Lower Great Lakes / St. Lawrence Plain is projected to stay roughly flat through 2027, near 0.03 (95% range 0.00–0.09). A 5-year backtest shows a typical error of ±43.9%, with 100% of held-out values landing inside the 95% band.19672027
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 →
20230.030.000.09
20240.030.000.09
20250.030.000.09
20260.030.000.09
20270.030.000.09

Routes In Lower Great Lakes / St. Lawrence Plain

Routes recording American Woodcock in Lower Great Lakes / St. Lawrence Plain.
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 →
RhinebeckNEW-YORK41970
HopkintonNEW-YORK42018
NashvilleNEW-YORK31986
Herner CrnsOHIO31980
RomulusNEW-YORK21974
HinesburgVERMONT21972
DuanesburgNEW-YORK11998
OrleansNEW-YORK11968
BranchportNEW-YORK12011
MendonNEW-YORK11985
SheridanNEW-YORK11978
E YoungstownNEW-YORK12021
ByronNEW-YORK11988
ChurchvilleNEW-YORK12021
PenfieldNEW-YORK11995
Cicero CtrNEW-YORK11990
PulaskiNEW-YORK11989
Alder CreekNEW-YORK11990
N WilmurtNEW-YORK11987
ClintonNEW-YORK11969
SalemNEW-YORK11974
North EastonNEW-YORK11973
WaddingtonNEW-YORK11998
ParishvilleNEW-YORK11983
EllenburgNEW-YORK12006

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