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

Ruby-throated Hummingbird In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasForest birds

Ruby-throated Hummingbird in West Gulf Coastal Plain / Ouachitas has edged down: down 14% on the route-weighted index since 1969.

-14%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 →
103Routes 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 Ruby-throated Hummingbird in West Gulf Coastal Plain / Ouachitas. See the full index history below.

Ruby-throated Hummingbird In West Gulf Coastal Plain / Ouachitas Population Forecast

If the recent trend holds, Ruby-throated Hummingbird in West Gulf Coastal Plain / Ouachitas is projected to stay roughly flat through 2030, near 0.76 (95% range 0.00–1.5). A 5-year backtest shows a typical error of ±52.9%, with 100% of held-out values landing inside the 95% band.

+8%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 →
0.76Projected 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 →
0.00–1.595% 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 →
±52.9%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, Ruby-throated Hummingbird in West Gulf Coastal Plain / Ouachitas is projected to stay roughly flat through 2030, near 0.76 (95% range 0.00–1.5). A 5-year backtest shows a typical error of ±52.9%, 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 →
20260.780.021.5
20270.780.021.5
20280.770.011.5
20290.770.001.5
20300.760.001.5

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Ruby-throated Hummingbird 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 →
PocolaOKLAHOMA82016
HavanaARKANSAS42021
PhillipsOKLAHOMA42025
GoodwaterOKLAHOMA42021
MassardARKANSAS32016
StephensARKANSAS32015
Fort JessupLOUISIANA32022
LinvilleLOUISIANA32025
NatchezLOUISIANA32025
Ivan 2LOUISIANA32025
GoodwillLOUISIANA32021
BlancoOKLAHOMA32016
CanadianOKLAHOMA32017
ChandlerTEXAS31996
WaldronARKANSAS22025
StarkARKANSAS22025
SimsARKANSAS22025
LockesburgARKANSAS22018
SpringhillARKANSAS22022
PrincetonARKANSAS22014
Hatfield 2ARKANSAS22024
Magazine MtnARKANSAS22025
CypressLOUISIANA21987
Mer RougeLOUISIANA22008
ChathamLOUISIANA21975

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