Species · BCR 20 · BBS 2025 Release · 1966–2024
Carolina Chickadee In Edwards Plateau
Carolina Chickadee in Edwards Plateau has surged: up 83% on the route-weighted index since 1969.
+83%Since 1969
19Routes In Region
57Years
Notable Signals
long arc increasecomputed index
Carolina Chickadee has surged in Edwards Plateau: up 83% on the route-weighted index since 1969.
Forecast
If the recent trend holds, Carolina Chickadee in Edwards Plateau is projected to rise about 21% by 2029 — from 5.1 in 2024 to a central estimate of 6.1 (95% range 3.4–8.9). A 5-year backtest shows a typical error of ±55%, with 80% of held-out values landing inside the 95% band.
+21%Change by 2029
6.1Projected 2029 index
3.4–8.995% range
±55%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 5.9 | 3.1 | 8.6 |
| 2026 | 5.9 | 3.2 | 8.7 |
| 2027 | 6.0 | 3.3 | 8.7 |
| 2028 | 6.1 | 3.3 | 8.8 |
| 2029 | 6.1 | 3.4 | 8.9 |
Routes In Edwards Plateau
| Dripping Spg | TEXAS | 23 | 2024 |
| Pidcoke 2 | TEXAS | 14 | 2024 |
| Adamsville | TEXAS | 9 | 2024 |
| Valley Spgs | TEXAS | 7 | 2024 |
| Manor | TEXAS | 7 | 2024 |
| Leander | TEXAS | 7 | 2006 |
| Utopia | TEXAS | 6 | 2024 |
| San Saba | TEXAS | 5 | 2024 |
| Fitzhugh | TEXAS | 4 | 1983 |
| Kempner | TEXAS | 3 | 2024 |
| Boerne | TEXAS | 2 | 2024 |
| Harper | TEXAS | 2 | 2024 |
| Montell | TEXAS | 2 | 2018 |
| Prairie Mtn. | TEXAS | 2 | 2024 |
| Georgetown | TEXAS | 1 | 1974 |
| Pidcoke | TEXAS | 1 | 2017 |
| Indian Mtn | TEXAS | 1 | 1989 |
| Leakey | TEXAS | 1 | 2024 |
| Allen Creek | TEXAS | 1 | 2023 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.