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Species · BCR 20 · BBS 2025 Release · 1966–2024

Eastern Meadowlark In Edwards Plateau

All regionsEdwards PlateauGrassland birds

Eastern Meadowlark in Edwards Plateau has collapsed: down 89% on the route-weighted index since 1969.

-89%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 →
16Routes 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 →
56YearsYears 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 declinecomputed 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 →

Eastern Meadowlark has collapsed in Edwards Plateau: down 89% on the route-weighted index since 1969.

Eastern Meadowlark In Edwards Plateau Population Forecast

If the recent trend holds, Eastern Meadowlark in Edwards Plateau is projected to fall about 100% by 2029 — from 0.88 in 2024 to a central estimate of 0.00 (95% range 0.00–22). A 5-year backtest shows a typical error of ±301.3%, with 100% of held-out values landing inside the 95% band.

-100%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 →
0.00Projected 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 →
0.00–2295% 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 →
±301.3%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, Eastern Meadowlark in Edwards Plateau is projected to fall about 100% by 2029 — from 0.88 in 2024 to a central estimate of 0.00 (95% range 0.00–22). A 5-year backtest shows a typical error of ±301.3%, with 100% of held-out values landing inside the 95% band.19672029
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 →
20250.000.0022
20260.000.0022
20270.000.0022
20280.000.0022
20290.000.0022

Routes In Edwards Plateau

Routes recording Eastern Meadowlark 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 →
GeorgetownTEXAS331985
FitzhughTEXAS121983
ManorTEXAS102024
Pidcoke 2TEXAS32024
Prairie Mtn.TEXAS32023
San SabaTEXAS22012
PidcokeTEXAS22017
Dripping SpgTEXAS21993
LeanderTEXAS22005
BoerneTEXAS12023
UtopiaTEXAS12024
Valley SpgsTEXAS12004
HarperTEXAS12010
KempnerTEXAS12010
AdamsvilleTEXAS12019
LeakeyTEXAS11998

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