Species · BCR 27 · BBS 2025 Release · 1966–2024
Little Blue Heron In Southeastern Coastal Plain
Little Blue Heron in Southeastern Coastal Plain has fallen sharply: down 62% on the route-weighted index since 1968.
-62%Since 1968
262Routes In Region
58Years
Notable Signals
long arc declinecomputed index
Little Blue Heron has fallen sharply in Southeastern Coastal Plain: down 62% on the route-weighted index since 1968.
Forecast
If the recent trend holds, Little Blue Heron in Southeastern Coastal Plain is projected to fall about 62% by 2029 — from 1.1 in 2024 to a central estimate of 0.40 (95% range 0.00–1.1). A 5-year backtest shows a typical error of ±45.7%, with 100% of held-out values landing inside the 95% band.
-62%Change by 2029
0.40Projected 2029 index
0.00–1.195% range
±45.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.47 | 0.00 | 1.2 |
| 2026 | 0.45 | 0.00 | 1.2 |
| 2027 | 0.43 | 0.00 | 1.2 |
| 2028 | 0.42 | 0.00 | 1.1 |
| 2029 | 0.40 | 0.00 | 1.1 |
Routes In Southeastern Coastal Plain
| Grangeburg | ALABAMA | 41 | 2024 |
| Newton | GEORGIA | 40 | 2024 |
| New Hope | FLORIDA | 20 | 2011 |
| Henderson | GEORGIA | 19 | 2024 |
| Cypress Lakes | NORTH-CAROLINA | 18 | 2018 |
| Seminole Hills 2 | FLORIDA | 16 | 2022 |
| Tarver | GEORGIA | 15 | 2024 |
| Lake Mary | MISSISSIPPI | 14 | 1990 |
| Douglas | GEORGIA | 12 | 1984 |
| Gainestown Ferry | ALABAMA | 11 | 2012 |
| Sanderson | FLORIDA | 10 | 2016 |
| Doctor Inlet | FLORIDA | 8 | 2000 |
| Corinth | MISSISSIPPI | 8 | 2024 |
| Dickey | GEORGIA | 7 | 2017 |
| Madrid | ALABAMA | 6 | 2023 |
| Needmore | GEORGIA | 6 | 1982 |
| Ousley | GEORGIA | 6 | 2024 |
| Steinhatchee | FLORIDA | 5 | 2022 |
| Doles | GEORGIA | 5 | 2019 |
| Coffee Co | GEORGIA | 5 | 2017 |
| Union | GEORGIA | 5 | 2023 |
| Owensboro | GEORGIA | 5 | 2023 |
| Myrtle Grove | NORTH-CAROLINA | 5 | 2024 |
| Foley | ALABAMA | 4 | 1977 |
| Eufaula | ALABAMA | 4 | 2013 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.