BirdAnalyst
Species · Nebraska · BBS 2025 Release · 1966–2024

Gray Catbird Population Trend in Nebraska

All statesGeneralists

Gray Catbird in Nebraska has held roughly steady: up 4% on the route-weighted index since 1969.

+4%Since 1969TrendPercent 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 →
57YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Gray Catbird 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 Gray Catbird in Nebraska. See the full index history below.

Gray Catbird Population Forecast in Nebraska

If the recent trend holds, Gray Catbird in Nebraska is projected to fall about 25% by 2029 — from 2.0 in 2024 to a central estimate of 1.5 (95% range 0.39–2.6). A 5-year backtest shows a typical error of ±54%, with 0% of held-out values landing inside the 95% band.

-25%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 →
1.5Projected 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 →
0.39–2.695% 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 →
±54%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, Gray Catbird in Nebraska is projected to fall about 25% by 2029 — from 2.0 in 2024 to a central estimate of 1.5 (95% range 0.39–2.6). A 5-year backtest shows a typical error of ±54%, with 0% of held-out values landing inside the 95% band.19672029
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 →
20251.50.392.6
20261.50.392.6
20271.50.392.6
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20291.50.392.6

Gray Catbird Survey Routes in Nebraska

Routes recording Gray Catbird 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 →
Boelus1220222018
Belvidere1120241967
Surprise820241967
Gretna 2820242019
Johnson620241967
Irvington620241967
Thurston620241967
Red Cloud620242018
Liberty520031967
Humboldt520242018
Richland420241971
Eagle Creek420241968
Ponca420192019
Hampton420242018
Murdock420242018
Berwyn420101993
Kearney320241968
Holbrook320241992
Petersburg320231969
Chambers320232023
Sargent320232021
Hendley320242018
Berwyn 2320212014
Liberty 2320072004
Wheeler Co320241979

Gray Catbird Population Trend in Other States

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

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