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Species · Alabama · BBS 2025 Release · 1966–2024

Black-and-white Warbler Population Trend in Alabama

All statesForest birds

Black-and-white Warbler in Alabama has edged down: down 16% on the route-weighted index since 1968.

-16%Since 1968
68Routes In State
58Years

Notable Black-and-white Warbler Trends in Alabama

No notable trend signals for Black-and-white Warbler in Alabama. See the full index history below.

Black-and-white Warbler Population Forecast in Alabama

If the recent trend holds, Black-and-white Warbler in Alabama is projected to fall about 14% by 2029 — from 0.58 in 2024 to a central estimate of 0.50 (95% range 0.20–0.79). A 5-year backtest shows a typical error of ±27.2%, with 80% of held-out values landing inside the 95% band.

-14%Change by 2029
0.50Projected 2029 index
0.20–0.7995% range
±27.2%Backtest error
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 index95% low95% high
20250.500.200.79
20260.500.200.79
20270.500.200.79
20280.500.200.79
20290.500.200.79

Black-and-white Warbler Survey Routes in Alabama

Routes recording Black-and-white Warbler in Alabama.
Grove Hill519831983
Sunny Eve420241966
Howard420241982
Liberty City 2420242018
Borden Sprng419981993
Vina420231996
Millerville320241969
Maytown320151966
Cottonton320241981
Mentone320221993
Wheeler Dam320091993
St Florian220241968
Swaim220192011
Liberty220181978
Riderwood220231972
Greensboro220221968
Warrior Std220241984
Nixburg 2220222001
Millry219921970
Liberty City220112003
Elamville220242011
Childersburg219851985
Youngtown220211993
Woodville220242007
Eufaula220242013

Black-and-white Warbler Population Trend in Other States

arkansascaliforniaconnecticutdelawaregeorgiaillinoisindianakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvermontvirginiawest-virginiawisconsinwyoming

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