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

Northern Mockingbird In Edwards Plateau

All regionsEdwards PlateauGeneralists

Northern Mockingbird in Edwards Plateau has collapsed: down 76% on the route-weighted index since 1969.

-76%Since 1969
20Routes In Region
57Years

Notable Signals

long arc declinecomputed index

Northern Mockingbird has collapsed in Edwards Plateau: down 76% on the route-weighted index since 1969.

Forecast

If the recent trend holds, Northern Mockingbird in Edwards Plateau is projected to stay roughly flat through 2029, near 24 (95% range 3.6–44). A 5-year backtest shows a typical error of ±83.4%, with 80% of held-out values landing inside the 95% band.

-2%Change by 2029
24Projected 2029 index
3.6–4495% range
±83.4%Backtest error
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 index95% low95% high
2025288.048
2026276.947
2027265.846
2028254.745
2029243.644

Routes In Edwards Plateau

Routes recording Northern Mockingbird in Edwards Plateau.
GeorgetownTEXAS851985
San SabaTEXAS612024
Pidcoke 2TEXAS532024
FitzhughTEXAS471983
ManorTEXAS472024
HarperTEXAS332024
LeanderTEXAS322006
Valley SpgsTEXAS302024
Dripping SpgTEXAS282024
PidcokeTEXAS252017
KempnerTEXAS222024
Prairie Mtn.TEXAS212024
BoerneTEXAS172024
MontellTEXAS162024
LeakeyTEXAS152024
AdamsvilleTEXAS112024
UtopiaTEXAS102024
Indian MtnTEXAS102024
Allen CreekTEXAS82024
RockspringTEXAS82024

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