BirdAnalyst
Species · BCR 26 · BBS 2025 Release · 1966–2024

American Crow In Mississippi Alluvial Valley

All regionsMississippi Alluvial ValleyGeneralists

American Crow in Mississippi Alluvial Valley has edged up: up 25% on the route-weighted index since 1968.

+25%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 →
73Routes 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 Mississippi Alluvial Valley. See the full index history below.

American Crow In Mississippi Alluvial Valley Population Forecast

If the recent trend holds, American Crow in Mississippi Alluvial Valley is projected to rise about 42% by 2029 — from 18 in 2024 to a central estimate of 26 (95% range 16–35). A 5-year backtest shows a typical error of ±50.8%, with 40% of held-out values landing inside the 95% band.

+42%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 →
26Projected 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 →
16–3595% 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 →
±50.8%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 Mississippi Alluvial Valley is projected to rise about 42% by 2029 — from 18 in 2024 to a central estimate of 26 (95% range 16–35). A 5-year backtest shows a typical error of ±50.8%, 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 →
2025251535
2026251635
2027251635
2028261635
2029261635

Routes In Mississippi Alluvial Valley

Routes recording American Crow in Mississippi Alluvial Valley.
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 →
KraemerLOUISIANA872024
CarlisleLOUISIANA791988
RamahLOUISIANA572024
Augusta 2ARKANSAS512016
LaroseLOUISIANA491992
BerwickLOUISIANA442018
Bardwell 2KENTUCKY422024
MaynardARKANSAS342024
ShawLOUISIANA312024
BelairLOUISIANA312024
SaffellARKANSAS302019
Hickory RidgeARKANSAS282022
Tensas NwrLOUISIANA282024
Tchula 3MISSISSIPPI282024
HarrisburgARKANSAS262019
AugustaARKANSAS262001
BrousvilleLOUISIANA262024
ConcordLOUISIANA262019
Pawpaw 2TENNESSEE262023
RoselandLOUISIANA252024
DeventerMISSOURI252024
PawpawTENNESSEE252012
FrogmoreLOUISIANA232024
BardwellKENTUCKY222003
TiptonvilleTENNESSEE212023

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