Species · BCR 37 · BBS 2025 Release · 1966–2024
Swainson's Hawk In Gulf Coastal Prairie
Swainson's Hawk in Gulf Coastal Prairie has held roughly steady: up 8% on the route-weighted index since 1984.
+8%Since 1984
28Routes In Region
34Years
Notable Signals
No notable trend signals for Swainson's Hawk in Gulf Coastal Prairie. See the full index history below.
Forecast
If the recent trend holds, Swainson's Hawk in Gulf Coastal Prairie is projected to stay roughly flat through 2029, near 0.34 (95% range 0.00–0.72). A 5-year backtest shows a typical error of ±158.1%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2029
0.34Projected 2029 index
0.00–0.7295% range
±158.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.33 | 0.00 | 0.71 |
| 2026 | 0.33 | 0.00 | 0.71 |
| 2027 | 0.33 | 0.00 | 0.71 |
| 2028 | 0.34 | 0.00 | 0.72 |
| 2029 | 0.34 | 0.00 | 0.72 |
Routes In Gulf Coastal Prairie
| Mcfaddin | TEXAS | 15 | 2009 |
| Oyster Lake | TEXAS | 6 | 2021 |
| Richard | LOUISIANA | 2 | 2016 |
| Ville Platte | LOUISIANA | 2 | 2011 |
| Hackberry | LOUISIANA | 1 | 2014 |
| Glencoe | LOUISIANA | 1 | 2014 |
| Esther | LOUISIANA | 1 | 2010 |
| Maurice | LOUISIANA | 1 | 2007 |
| Kaplan | LOUISIANA | 1 | 2009 |
| Ltl Chenier | LOUISIANA | 1 | 2018 |
| Hackberry 2 | LOUISIANA | 1 | 2021 |
| Woodlawn | LOUISIANA | 1 | 2019 |
| Forked Island | LOUISIANA | 1 | 2017 |
| Vinton 2 | LOUISIANA | 1 | 2014 |
| Lag Atascosa | TEXAS | 1 | 2024 |
| Petronila | TEXAS | 1 | 2021 |
| Hinkles Fer | TEXAS | 1 | 2019 |
| Indianola | TEXAS | 1 | 1999 |
| Winnie | TEXAS | 1 | 2023 |
| Stowell | TEXAS | 1 | 2023 |
| Danbury | TEXAS | 1 | 2023 |
| Katy | TEXAS | 1 | 2023 |
| Rock Island | TEXAS | 1 | 2022 |
| Chinquapin | TEXAS | 1 | 2022 |
| Port Acres | TEXAS | 1 | 2023 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.