BirdAnalyst
Species · BCR 25 · BBS 2026 Release · 1966–2025

Greater Roadrunner In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasArid-land birds

Greater Roadrunner in West Gulf Coastal Plain / Ouachitas has edged down: down 13% on the route-weighted index since 1969.

-13%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 →
67Routes 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 →
57YearsYears 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 Greater Roadrunner in West Gulf Coastal Plain / Ouachitas. See the full index history below.

Greater Roadrunner In West Gulf Coastal Plain / Ouachitas Population Forecast

If the recent trend holds, Greater Roadrunner in West Gulf Coastal Plain / Ouachitas is projected to fall about 12% by 2030 — from 0.14 in 2025 to a central estimate of 0.12 (95% range 0.00–0.28). A 5-year backtest shows a typical error of ±12.6%, with 100% of held-out values landing inside the 95% band.

-12%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 →
0.12Projected 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 →
0.00–0.2895% 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 →
±12.6%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, Greater Roadrunner in West Gulf Coastal Plain / Ouachitas is projected to fall about 12% by 2030 — from 0.14 in 2025 to a central estimate of 0.12 (95% range 0.00–0.28). A 5-year backtest shows a typical error of ±12.6%, 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 →
20260.130.000.29
20270.130.000.29
20280.130.000.29
20290.130.000.28
20300.120.000.28

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Greater Roadrunner 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 →
HavanaARKANSAS32015
MassardARKANSAS22021
EastonLOUISIANA21990
ClayLOUISIANA22013
Flat CreekLOUISIANA22015
Hee MountainOKLAHOMA22005
CrossroadsTEXAS22023
Union HillTEXAS22018
Bon WierTEXAS22007
Old MiloARKANSAS12007
RamseyARKANSAS11977
Locust BayouARKANSAS12013
HopeARKANSAS12019
HollywoodARKANSAS12019
BlakelyARKANSAS11999
WaldronARKANSAS11996
StarkARKANSAS12008
Coal HillARKANSAS12017
SimsARKANSAS12019
Poyen 2ARKANSAS12025
Dry ForkARKANSAS12005
Hatfield 2ARKANSAS12024
Magazine MtnARKANSAS12012
De RidderLOUISIANA12015
DerryLOUISIANA11975

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