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

Eastern Towhee Population Trend in Nebraska

All statesForest birds

Eastern Towhee in Nebraska has held roughly steady: up 9% on the route-weighted index since 1970.

+9%Since 1970TrendPercent 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 →
28Routes 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 →
52YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Eastern Towhee Trends in NebraskaNotable 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 Eastern Towhee in Nebraska. See the full index history below.

Eastern Towhee Population Forecast in Nebraska

If the recent trend holds, Eastern Towhee in Nebraska is projected to fall about 47% by 2030 — from 0.42 in 2025 to a central estimate of 0.22 (95% range 0.02–0.43). A 5-year backtest shows a typical error of ±55.4%, with 100% of held-out values landing inside the 95% band.

-47%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 →
0.22Projected 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 →
0.02–0.4395% 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 →
±55.4%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, Eastern Towhee in Nebraska is projected to fall about 47% by 2030 — from 0.42 in 2025 to a central estimate of 0.22 (95% range 0.02–0.43). A 5-year backtest shows a typical error of ±55.4%, with 100% of held-out values landing inside the 95% band.19672030
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 →
20260.220.010.42
20270.220.020.42
20280.220.020.42
20290.220.020.43
20300.220.020.43

Eastern Towhee Survey Routes in Nebraska

Routes recording Eastern Towhee in Nebraska.
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 →
Murdock1320252021
Midway620161967
Ponca420252018
Liberty219911976
Richland220251982
Julian120161971
Johnson120251969
Belvidere120242024
Kearney120091999
Sumner120042002
Holbrook120152015
Gretna120161967
Irvington120181967
Surprise120252012
Petersburg120172017
Thurston120251967
Sparta119981987
Eagle Creek120101988
Gordon119761976
Brady120181997
Ringgold120002000
Lyons120252021
Humboldt120242024
Liberty 3120252013
Liberty 2120072007

Eastern Towhee Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming

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