BirdAnalyst
Species · BCR 25 · BBS 2025 Release · 1966–2024

Sharp-shinned Hawk In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasGeneralists

Sharp-shinned Hawk in West Gulf Coastal Plain / Ouachitas has declined: down 36% on the route-weighted index since 1969.

-36%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 →
17Routes 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 →
22YearsYears 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 Sharp-shinned Hawk in West Gulf Coastal Plain / Ouachitas. See the full index history below.

Sharp-shinned Hawk In West Gulf Coastal Plain / Ouachitas Population Forecast

If the recent trend holds, Sharp-shinned Hawk in West Gulf Coastal Plain / Ouachitas is projected to stay roughly flat through 2023, near 0.02 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±35.9%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2023TrendPercent 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 →
0.02Projected 2023 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.0595% 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 →
±35.9%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, Sharp-shinned Hawk in West Gulf Coastal Plain / Ouachitas is projected to stay roughly flat through 2023, near 0.02 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±35.9%, with 100% of held-out values landing inside the 95% band.19672023
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 →
20190.020.000.05
20200.020.000.05
20210.020.000.05
20220.020.000.05
20230.020.000.05

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Sharp-shinned Hawk in West Gulf Coastal Plain / Ouachitas.
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 →
Old MiloARKANSAS12008
CrowsARKANSAS11968
StarkARKANSAS11984
MassardARKANSAS11992
SimsARKANSAS12018
NanceARKANSAS11995
CypressLOUISIANA11973
ClayLOUISIANA12012
LongstreetLOUISIANA12018
HargisLOUISIANA12009
CanadianOKLAHOMA12017
Ouachita NfOKLAHOMA11999
Mt. HermanOKLAHOMA12013
Hee MountainOKLAHOMA12013
Town BluffTEXAS11968
ChandlerTEXAS11983
SmyrnaTEXAS12000

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