Species · Alabama · BBS 2025 Release · 1966–2024
Scarlet Tanager Population Trend in Alabama
Scarlet Tanager in Alabama has surged: up 220% on the route-weighted index since 1968.
+220%Since 1968
49Routes In State
58Years
Notable Scarlet Tanager Trends in Alabama
long arc increasecomputed index
Scarlet Tanager has surged in Alabama: up 220% on the route-weighted index since 1968.
Scarlet Tanager Population Forecast in Alabama
If the recent trend holds, Scarlet Tanager in Alabama is projected to rise about 47% by 2029 — from 0.63 in 2024 to a central estimate of 0.93 (95% range 0.58–1.3). A 5-year backtest shows a typical error of ±69.2%, with 20% of held-out values landing inside the 95% band.
+47%Change by 2029
0.93Projected 2029 index
0.58–1.395% range
±69.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.88 | 0.53 | 1.2 |
| 2026 | 0.89 | 0.54 | 1.2 |
| 2027 | 0.90 | 0.55 | 1.3 |
| 2028 | 0.91 | 0.57 | 1.3 |
| 2029 | 0.93 | 0.58 | 1.3 |
Scarlet Tanager Survey Routes in Alabama
| Borden Springs 2 | 7 | 2024 | 2001 |
| Liberty City 2 | 6 | 2024 | 2019 |
| Sunny Eve | 5 | 2024 | 1966 |
| Borden Sprng | 5 | 1998 | 1994 |
| Greensport | 4 | 2024 | 1970 |
| Youngtown | 4 | 2024 | 1993 |
| Oneonta | 4 | 2023 | 2004 |
| Holt | 3 | 2022 | 1994 |
| Rock Chapel | 3 | 1997 | 1997 |
| Swaim | 2 | 2024 | 1969 |
| Dawson | 2 | 1997 | 1971 |
| Whitehouse | 2 | 2024 | 1987 |
| Mentone | 2 | 2023 | 1993 |
| Odenville | 2 | 2013 | 1996 |
| Elkmont | 2 | 2023 | 1997 |
| Carter Grove | 2 | 2019 | 2019 |
| Stevenson | 2 | 2018 | 2018 |
| Choccolocco | 2 | 2024 | 1985 |
| St Florian | 1 | 2017 | 1967 |
| Hillsboro | 1 | 1987 | 1975 |
| Trade | 1 | 2023 | 1969 |
| Summitt | 1 | 1969 | 1969 |
| Valhermoso Spgs | 1 | 1982 | 1974 |
| Pine Grove | 1 | 2021 | 1990 |
| Millerville | 1 | 2024 | 1971 |
Scarlet Tanager Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.