BirdAnalyst
Species · BCR 23 · BBS 2025 Release · 1966–2024

American Crow In Prairie Hardwood Transition

All regionsPrairie Hardwood TransitionGeneralists

American Crow in Prairie Hardwood Transition has increased: up 26% on the route-weighted index since 1968.

+26%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 →

No notable trend signals for American Crow in Prairie Hardwood Transition. See the full index history below.

American Crow In Prairie Hardwood Transition Population Forecast

If the recent trend holds, American Crow in Prairie Hardwood Transition is projected to rise about 17% by 2029 — from 34 in 2024 to a central estimate of 39 (95% range 29–50). A 5-year backtest shows a typical error of ±36.2%, with 40% of held-out values landing inside the 95% band.

+17%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 →
39Projected 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 →
29–5095% 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 →
±36.2%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 Crow in Prairie Hardwood Transition is projected to rise about 17% by 2029 — from 34 in 2024 to a central estimate of 39 (95% range 29–50). A 5-year backtest shows a typical error of ±36.2%, with 40% 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 →
2025392850
2026392950
2027392950
2028392950
2029392950

Routes In Prairie Hardwood Transition

Routes recording American Crow in Prairie Hardwood Transition.
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 →
OmroWISCONSIN1252001
DeckervilleMICHIGAN802024
No BradleyMICHIGAN772024
Wis RapidsWISCONSIN732023
PrincetonWISCONSIN702024
LapeerMICHIGAN692024
StetsonvilleWISCONSIN692024
HolwayWISCONSIN681989
Fall RiverWISCONSIN662024
DresserWISCONSIN622024
Stevens PtWISCONSIN612023
HowardsvilleMICHIGAN602024
CumberlandWISCONSIN602024
MerideanWISCONSIN602024
North BranchMICHIGAN591999
HudsonWISCONSIN572024
CochraneWISCONSIN572024
Pt WashingtnWISCONSIN572024
BriggsvilleWISCONSIN572024
BeloitWISCONSIN552024
Caledonia 2MINNESOTA512024
CadottWISCONSIN512024
KnoxINDIANA502024
EsdaileWISCONSIN502024
WhitewaterMINNESOTA492000

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