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Species · Georgia · BBS 2026 Release · 1966–2025

Acadian Flycatcher Population Trend in Georgia

All statesAerial insectivores

Acadian Flycatcher in Georgia has increased: up 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 →
101Routes 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 Acadian Flycatcher 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 Acadian Flycatcher in Georgia. See the full index history below.

Acadian Flycatcher Population Forecast in Georgia

If the recent trend holds, Acadian Flycatcher in Georgia is projected to rise about 11% by 2030 — from 1.7 in 2025 to a central estimate of 1.9 (95% range 1.4–2.4). A 5-year backtest shows a typical error of ±4.4%, with 100% of held-out values landing inside the 95% band.

+11%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 →
1.9Projected 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 →
1.4–2.495% 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 →
±4.4%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, Acadian Flycatcher in Georgia is projected to rise about 11% by 2030 — from 1.7 in 2025 to a central estimate of 1.9 (95% range 1.4–2.4). A 5-year backtest shows a typical error of ±4.4%, 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 →
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Acadian Flycatcher Survey Routes in Georgia

Routes recording Acadian Flycatcher 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 →
Deepstep1020231975
Mountain Cty820251975
Forsyth720241973
Maxeys620241966
Irwinton620252016
Carrs Station620252008
Piedmont Nwr620031991
Tazewell520251969
Barges520252011
Yates Crossroads520252005
Juliette420251975
Keller419941975
Whitesburg420251996
Woodbine420242011
Dickey420172005
Rock Branch420252006
Courthouse320251966
Wrightsville320221984
Henderson320251973
Lacross320251973
Jacksonboro320251967
Rutledge320251978
Washington320251975
Wadley320251977
Pitts320251980

Acadian Flycatcher Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridaillinoisindianaiowakansaskentuckylouisianamarylandmassachusettsmichiganminnesotamississippimissourinew-hampshirenew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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