BirdAnalyst
Species · BCR 21 · BBS 2025 Release · 1966–2024

Fish Crow In Oaks and Prairies

All regionsOaks and PrairiesGeneralists

Fish Crow in Oaks and Prairies has surged: up 192% on the route-weighted index since 1994.

+192%Since 1994TrendPercent 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 →
15Routes 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 →
29YearsYears 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 increasecomputed 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 →

Fish Crow has surged in Oaks and Prairies: up 192% on the route-weighted index since 1994.

Fish Crow In Oaks and Prairies Population Forecast

If the recent trend holds, Fish Crow in Oaks and Prairies is projected to rise about 43% by 2029 — from 0.28 in 2024 to a central estimate of 0.40 (95% range 0.14–0.65). A 5-year backtest shows a typical error of ±35.2%, with 100% of held-out values landing inside the 95% band.

+43%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 →
0.40Projected 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 →
0.14–0.6595% 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 →
±35.2%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, Fish Crow in Oaks and Prairies is projected to rise about 43% by 2029 — from 0.28 in 2024 to a central estimate of 0.40 (95% range 0.14–0.65). A 5-year backtest shows a typical error of ±35.2%, with 100% of held-out values landing inside the 95% band.19832029
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 →
20250.360.110.61
20260.370.120.62
20270.380.130.63
20280.390.140.64
20290.400.140.65

Routes In Oaks and Prairies

Routes recording Fish Crow in Oaks and Prairies.
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 →
HeyburnOKLAHOMA72024
SkiatookOKLAHOMA42017
BeggsOKLAHOMA32004
Gambill Ref.TEXAS32024
Oak GroveTEXAS21987
LydiaTEXAS22023
DikeTEXAS22022
Mill CreekOKLAHOMA12017
HoldenvilleOKLAHOMA12024
ChoctawOKLAHOMA12023
NobleOKLAHOMA12023
BartlesvilleOKLAHOMA12023
TatumsOKLAHOMA12024
SadlerTEXAS12024
GreenvilleTEXAS12023

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