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Species · Louisiana · BBS 2025 Release · 1966–2024

Carolina Chickadee Population Trend in Louisiana

All statesForest birds

Carolina Chickadee in Louisiana has surged: up 141% on the route-weighted index since 1969.

+141%Since 1969
96Routes In State
57Years

Notable Carolina Chickadee Trends in Louisiana

long arc increasecomputed index

Carolina Chickadee has surged in Louisiana: up 141% on the route-weighted index since 1969.

Carolina Chickadee Population Forecast in Louisiana

If the recent trend holds, Carolina Chickadee in Louisiana is projected to fall about 22% by 2029 — from 17 in 2024 to a central estimate of 14 (95% range 8.9–18). A 5-year backtest shows a typical error of ±21.9%, with 60% of held-out values landing inside the 95% band.

-22%Change by 2029
14Projected 2029 index
8.9–1895% range
±21.9%Backtest error
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 index95% low95% high
2025138.518
2026138.618
2027138.718
2028138.818
2029148.918

Carolina Chickadee Survey Routes in Louisiana

Routes recording Carolina Chickadee in Louisiana.
Baton Rouge7820241995
Kraemer6420241997
Atchafalaya4120241989
Carlisle3619881968
Junior3619911987
Ramah3420241988
Natchez3420241992
Clay3320241968
Easton3219901967
Lafitte3119911967
Morgan City3119861967
Burr Ferry2920241987
Plettenberg2820221968
Longstreet2720241967
Carterville2619921992
Mount Union2520241998
Vinton 22320242011
Concord2220192006
Cheniere2120241984
Evelyn2120242004
Derry1919891967
Mer Rouge1920081967
Norwood1920242004
Ivan 21920162014
Goodwill1920242004

Carolina Chickadee Population Trend in Other States

alabamaarkansasdelawarefloridageorgiaillinoisindianakansaskentuckymarylandmississippimissourinew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniasouth-carolinatennesseetexasvirginiawest-virginia

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