Species · BCR 31 · BBS 2025 Release · 1966–2024
Prothonotary Warbler In Peninsular Florida
Prothonotary Warbler in Peninsular Florida has fallen sharply: down 50% on the route-weighted index since 1968.
-50%Since 1968
15Routes In Region
49Years
Notable Signals
No notable trend signals for Prothonotary Warbler in Peninsular Florida. See the full index history below.
Forecast
If the recent trend holds, Prothonotary Warbler in Peninsular Florida is projected to fall about 69% by 2028 — from 0.11 in 2023 to a central estimate of 0.03 (95% range 0.00–0.13). A 5-year backtest shows a typical error of ±50.2%, with 80% of held-out values landing inside the 95% band.
-69%Change by 2028
0.03Projected 2028 index
0.00–0.1395% range
±50.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.04 | 0.00 | 0.14 |
| 2025 | 0.04 | 0.00 | 0.14 |
| 2026 | 0.04 | 0.00 | 0.14 |
| 2027 | 0.04 | 0.00 | 0.13 |
| 2028 | 0.03 | 0.00 | 0.13 |
Routes In Peninsular Florida
| Pennywash Cr | FLORIDA | 3 | 1998 |
| Deanville | FLORIDA | 2 | 1992 |
| Island Grove | FLORIDA | 2 | 2023 |
| Micanopy | FLORIDA | 1 | 1969 |
| Romeo | FLORIDA | 1 | 1988 |
| St Augustine | FLORIDA | 1 | 2023 |
| San Antonio | FLORIDA | 1 | 2003 |
| Belmore | FLORIDA | 1 | 2023 |
| Pinecrest | FLORIDA | 1 | 2019 |
| Tamiami | FLORIDA | 1 | 1966 |
| Ft Mccoy | FLORIDA | 1 | 1992 |
| Sandy | FLORIDA | 1 | 1987 |
| Aripeka | FLORIDA | 1 | 1995 |
| Croom | FLORIDA | 1 | 2004 |
| Green Swamp | FLORIDA | 1 | 2008 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.