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Species · Mississippi · BBS 2025 Release · 1966–2024

Hairy Woodpecker Population Trend in Mississippi

All statesForest birds

Hairy Woodpecker in Mississippi has edged down: down 15% on the route-weighted index since 1968.

-15%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 →
58Routes 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 →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Hairy Woodpecker 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 →

No notable trend signals for Hairy Woodpecker in Mississippi. See the full index history below.

Hairy Woodpecker Population Forecast in Mississippi

If the recent trend holds, Hairy Woodpecker in Mississippi is projected to rise about 15% by 2029 — from 0.37 in 2024 to a central estimate of 0.42 (95% range 0.00–0.88). A 5-year backtest shows a typical error of ±122.7%, with 100% of held-out values landing inside the 95% band.

+15%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 →
0.42Projected 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 →
0.00–0.8895% 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 →
±122.7%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, Hairy Woodpecker in Mississippi is projected to rise about 15% by 2029 — from 0.37 in 2024 to a central estimate of 0.42 (95% range 0.00–0.88). A 5-year backtest shows a typical error of ±122.7%, with 100% of held-out values landing inside the 95% band.19662029
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 →
20250.420.000.87
20260.420.000.87
20270.420.000.88
20280.420.000.88
20290.420.000.88

Hairy Woodpecker Survey Routes in Mississippi

Routes recording Hairy Woodpecker 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 South720192007
Lake Mary319891987
Beverly320111974
Dundee320211971
Commerce319821966
Fayette320041968
Trace Lorman320192016
Sandy Creek219991993
Corinth220241972
Duffee220071975
Neely220122001
Dahomey Nwr220242012
Monticello220072007
Eagle Lake220122012
Trace North220122008
Tchula 3219991998
Fort Adams219971993
Diberville119841981
Benton119721972
Isola120091987
Utica119931966
Lucien120131989
Cockrum120161966
Walthall119871970
Duck Hill120221972

Hairy Woodpecker Population Trend in Other States

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

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