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Species · Mississippi · BBS 2026 Release · 1966–2025

Tufted Titmouse Population Trend in Mississippi

All statesForest birds

Tufted Titmouse in Mississippi has surged: up 215% on the route-weighted index since 1968.

+215%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 →
74Routes 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 Tufted Titmouse Trends in MississippiNotable 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 increasecomputed 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 →

Tufted Titmouse has surged in Mississippi: up 215% on the route-weighted index since 1968.

Tufted Titmouse Population Forecast in Mississippi

If the recent trend holds, Tufted Titmouse in Mississippi is projected to rise about 14% by 2030 — from 19 in 2025 to a central estimate of 22 (95% range 18–26). A 5-year backtest shows a typical error of ±8.9%, 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 →
22Projected 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 →
18–2695% 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 →
±8.9%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, Tufted Titmouse in Mississippi is projected to rise about 14% by 2030 — from 19 in 2025 to a central estimate of 22 (95% range 18–26). A 5-year backtest shows a typical error of ±8.9%, 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 →
2026211724
2027211725
2028211825
2029221825
2030221826

Tufted Titmouse Survey Routes in Mississippi

Routes recording Tufted Titmouse in Mississippi.
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 →
Trace South6320192007
Trace Lorman6220192016
Trace Chickasaw5120252012
Tupelo4420221966
Vicksburg Np4120212016
Trace North4020182008
Delta N.F.3820211995
Trace Hinds3820252014
Oak Ridge Vick3720212015
Beverly3520111966
Amite River3420132008
Trace Attala3320192016
Trace Choctaw3220192012
Trace Lee3220182013
Trace Central2720252007
Tippo2720251996
Leaf River2620132008
Corinth2520251972
Duck Hill2420251968
Duffee2420081973
Benton2320251972
De Soto2320192008
Mt Carmel2220161974
Dundee2120221970
Neely2120121974

Tufted Titmouse Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvermontvirginiawest-virginiawisconsin

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