BirdAnalyst
Species · Georgia · BBS 2026 Release · 1966–2025

Northern Mockingbird Population Trend in Georgia

All statesGeneralists

Northern Mockingbird in Georgia has declined: down 33% on the route-weighted index since 1968.

-33%Since 1968TrendPercent 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 →
111Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
59YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Northern Mockingbird Trends in GeorgiaNotable 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 Northern Mockingbird in Georgia. See the full index history below.

Northern Mockingbird Population Forecast in Georgia

If the recent trend holds, Northern Mockingbird in Georgia is projected to fall about 14% by 2030 — from 35 in 2025 to a central estimate of 30 (95% range 17–43). A 5-year backtest shows a typical error of ±12.1%, with 100% of held-out values landing inside the 95% band.

-14%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 →
30Projected 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 →
17–4395% 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 →
±12.1%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, Northern Mockingbird in Georgia is projected to fall about 14% by 2030 — from 35 in 2025 to a central estimate of 30 (95% range 17–43). A 5-year backtest shows a typical error of ±12.1%, with 100% of held-out values landing inside the 95% band.19662030
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 →
2026311843
2027301843
2028301843
2029301743
2030301743

Northern Mockingbird Survey Routes in Georgia

Routes recording Northern Mockingbird in Georgia.
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 →
Shiloh9520252012
Newton8420251975
Weber7820252006
Fitzgerald7620251966
Douglas7319841978
Nashville6720251975
Owensboro6720252010
Ousley6520252015
Lincolnton6220171966
Coffee Co6220251986
Maxeys5820241966
Dover5820251976
Fowlstown5720161967
Cuthbert5720251967
Vidalia5720251995
Bethany5720252012
Lakeview5520252006
Guyton5319931966
Boston5320251975
Workmore4920251978
Wrightsville4720251966
Wadley4720251977
Pitts4720251977
Finleyson4620251976
Thornton Road4620252005

Northern Mockingbird Population Trend in Other States

alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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