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Species · BCR 20 · BBS 2026 Release · 1966–2025

Yellow-billed Cuckoo In Edwards Plateau

All regionsEdwards PlateauForest birds

Yellow-billed Cuckoo in Edwards Plateau has declined: down 46% on the route-weighted index since 1969.

-46%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 →
21Routes 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 Yellow-billed Cuckoo in Edwards Plateau. See the full index history below.

Yellow-billed Cuckoo In Edwards Plateau Population Forecast

If the recent trend holds, Yellow-billed Cuckoo in Edwards Plateau is projected to fall about 31% by 2030 — from 5.9 in 2025 to a central estimate of 4.1 (95% range 0.00–9.8). A 5-year backtest shows a typical error of ±42.3%, with 100% of held-out values landing inside the 95% band.

-31%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 →
4.1Projected 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 →
0.00–9.895% 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 →
±42.3%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, Yellow-billed Cuckoo in Edwards Plateau is projected to fall about 31% by 2030 — from 5.9 in 2025 to a central estimate of 4.1 (95% range 0.00–9.8). A 5-year backtest shows a typical error of ±42.3%, 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 →
20264.80.0011
20274.70.0010
20284.50.0010
20294.30.0010
20304.10.009.8

Routes In Edwards Plateau

Routes recording Yellow-billed Cuckoo in Edwards Plateau.
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 →
FitzhughTEXAS201983
Pidcoke 2TEXAS152025
HarperTEXAS132025
GeorgetownTEXAS111985
Valley SpgsTEXAS112025
LeakeyTEXAS92025
MontellTEXAS92024
San SabaTEXAS72025
KempnerTEXAS62025
AdamsvilleTEXAS62025
Dripping SpgTEXAS62025
UtopiaTEXAS52025
LeanderTEXAS52006
PidcokeTEXAS42017
Indian MtnTEXAS42025
Allen CreekTEXAS42025
RockspringTEXAS42025
BoerneTEXAS22025
ManorTEXAS22024
Manor 2TEXAS22025
Prairie Mtn.TEXAS12025

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