Species · BCR 25 · BBS 2025 Release · 1966–2024
Carolina Wren In West Gulf Coastal Plain / Ouachitas
Carolina Wren in West Gulf Coastal Plain / Ouachitas has surged: up 81% on the route-weighted index since 1969.
+81%Since 1969
110Routes In Region
57Years
Notable Signals
long arc increasecomputed index
Carolina Wren has surged in West Gulf Coastal Plain / Ouachitas: up 81% on the route-weighted index since 1969.
Forecast
If the recent trend holds, Carolina Wren in West Gulf Coastal Plain / Ouachitas is projected to fall about 24% by 2029 — from 35 in 2024 to a central estimate of 27 (95% range 19–34). A 5-year backtest shows a typical error of ±10.9%, with 80% of held-out values landing inside the 95% band.
-24%Change by 2029
27Projected 2029 index
19–3495% range
±10.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 26 | 19 | 34 |
| 2026 | 26 | 19 | 34 |
| 2027 | 26 | 19 | 34 |
| 2028 | 27 | 19 | 34 |
| 2029 | 27 | 19 | 34 |
Routes In West Gulf Coastal Plain / Ouachitas
| Chatham | LOUISIANA | 85 | 1975 |
| Womack | LOUISIANA | 69 | 2024 |
| Fishville 2 | LOUISIANA | 67 | 2024 |
| Fishville | LOUISIANA | 65 | 2017 |
| Clay | LOUISIANA | 60 | 2024 |
| Evelyn | LOUISIANA | 59 | 2024 |
| Flat Creek | LOUISIANA | 56 | 2024 |
| Burr Ferry | LOUISIANA | 53 | 2024 |
| Natchez | LOUISIANA | 53 | 2024 |
| Goodwill | LOUISIANA | 53 | 2024 |
| Mount Union | LOUISIANA | 52 | 2024 |
| Athens | TEXAS | 50 | 2024 |
| Chandler | TEXAS | 49 | 2004 |
| Ivan 2 | LOUISIANA | 48 | 2016 |
| Weches | TEXAS | 48 | 2024 |
| Big Sandy Bith | TEXAS | 48 | 2024 |
| Many | LOUISIANA | 47 | 1992 |
| Caledonia | TEXAS | 47 | 2024 |
| Bon Wier | TEXAS | 47 | 2024 |
| Derry | LOUISIANA | 45 | 1989 |
| Carterville | LOUISIANA | 45 | 1992 |
| Diboll | TEXAS | 45 | 2024 |
| Alexander St | TEXAS | 44 | 2024 |
| Livingston | TEXAS | 42 | 2024 |
| Powell Park 2 | TEXAS | 42 | 2024 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.