Species · BCR 27 · BBS 2025 Release · 1966–2024
Brown-headed Nuthatch In Southeastern Coastal Plain
Brown-headed Nuthatch in Southeastern Coastal Plain has risen sharply: up 68% on the route-weighted index since 1968.
+68%Since 1968
301Routes In Region
58Years
Notable Signals
long arc increasecomputed index
Brown-headed Nuthatch has risen sharply in Southeastern Coastal Plain: up 68% on the route-weighted index since 1968.
Forecast
If the recent trend holds, Brown-headed Nuthatch in Southeastern Coastal Plain is projected to stay roughly flat through 2029, near 2.8 (95% range 2.2–3.4). A 5-year backtest shows a typical error of ±7.3%, with 100% of held-out values landing inside the 95% band.
-7%Change by 2029
2.8Projected 2029 index
2.2–3.495% range
±7.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.7 | 2.1 | 3.4 |
| 2026 | 2.8 | 2.1 | 3.4 |
| 2027 | 2.8 | 2.1 | 3.4 |
| 2028 | 2.8 | 2.2 | 3.4 |
| 2029 | 2.8 | 2.2 | 3.4 |
Routes In Southeastern Coastal Plain
| Osceola | FLORIDA | 42 | 2024 |
| South. Pines | NORTH-CAROLINA | 30 | 1996 |
| Broad Creek | NORTH-CAROLINA | 25 | 2024 |
| Olustee | FLORIDA | 24 | 2022 |
| Sheep Ridge | NORTH-CAROLINA | 24 | 2024 |
| Bloxham | FLORIDA | 22 | 2022 |
| Myrtle Grove | NORTH-CAROLINA | 21 | 2024 |
| Apalachicola | FLORIDA | 20 | 2024 |
| Montague | NORTH-CAROLINA | 16 | 2024 |
| Sandhills | SOUTH-CAROLINA | 16 | 2024 |
| Lake Mary | MISSISSIPPI | 15 | 1990 |
| Green Swamp | NORTH-CAROLINA | 14 | 2006 |
| Workmore | GEORGIA | 13 | 2019 |
| Cypress Lakes | NORTH-CAROLINA | 13 | 2024 |
| Latimer 2 | MISSISSIPPI | 12 | 2023 |
| Shallotte | NORTH-CAROLINA | 12 | 1991 |
| Raeford | NORTH-CAROLINA | 12 | 2024 |
| Cottonton | ALABAMA | 11 | 2024 |
| Alligator Pt | FLORIDA | 11 | 2024 |
| Lacombe | LOUISIANA | 11 | 1983 |
| Branchville | VIRGINIA | 11 | 2024 |
| Warrior Std | ALABAMA | 10 | 2024 |
| Supply | NORTH-CAROLINA | 10 | 2024 |
| California 2 | NORTH-CAROLINA | 10 | 2024 |
| Cypress Cr | NORTH-CAROLINA | 10 | 2022 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.