BirdAnalyst
Species · BCR 19 · BBS 2026 Release · 1966–2025

American Crow In Central Mixed Grass Prairie

All regionsCentral Mixed Grass PrairieGeneralists

American Crow in Central Mixed Grass Prairie has declined: down 33% on the route-weighted index since 1969.

-33%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 →
128Routes 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 Central Mixed Grass Prairie. See the full index history below.

American Crow In Central Mixed Grass Prairie Population Forecast

If the recent trend holds, American Crow in Central Mixed Grass Prairie is projected to rise about 26% by 2030 — from 8.5 in 2025 to a central estimate of 11 (95% range 2.6–19). A 5-year backtest shows a typical error of ±16.7%, with 100% of held-out values landing inside the 95% band.

+26%Change by 2030TrendPercent 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 →
11Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
2.6–1995% 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 →
±16.7%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 Central Mixed Grass Prairie is projected to rise about 26% by 2030 — from 8.5 in 2025 to a central estimate of 11 (95% range 2.6–19). A 5-year backtest shows a typical error of ±16.7%, with 100% of held-out values landing inside the 95% band.19672030
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 →
2026112.819
2027112.819
2028112.719
2029112.719
2030112.619

Routes In Central Mixed Grass Prairie

Routes recording American Crow in Central Mixed Grass Prairie.
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 →
ChesterOKLAHOMA681988
KanopolisKANSAS632025
Liberty 3NEBRASKA442025
ColdwaterKANSAS372022
WellingtonKANSAS362025
LibertyNEBRASKA352003
DaltonKANSAS332025
Ft Sill WestOKLAHOMA301994
HollenbergKANSAS282025
VerdenOKLAHOMA282017
PhrosoOKLAHOMA262025
Red CloudNEBRASKA252024
Jewell 2KANSAS232025
ChapmanKANSAS221981
CovertKANSAS212025
Eagle CityOKLAHOMA212010
HanoverKANSAS202025
BradyNEBRASKA202025
Liberty 2NEBRASKA202007
BassettNEBRASKA202025
TegardenOKLAHOMA202016
BuckeyeKANSAS192023
CashionOKLAHOMA182024
DouglasOKLAHOMA172022
SicklesOKLAHOMA172021

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.