Species · BCR 21 · BBS 2025 Release · 1966–2024
Loggerhead Shrike In Oaks and Prairies
Loggerhead Shrike in Oaks and Prairies has collapsed: down 95% on the route-weighted index since 1969.
-95%Since 1969
71Routes In Region
57Years
Notable Signals
long arc declinecomputed index
Loggerhead Shrike has collapsed in Oaks and Prairies: down 95% on the route-weighted index since 1969.
Forecast
If the recent trend holds, Loggerhead Shrike in Oaks and Prairies is projected to fall about 100% by 2029 — from 0.32 in 2024 to a central estimate of 0.00 (95% range 0.00–1.6). A 5-year backtest shows a typical error of ±337.5%, with 100% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–1.695% range
±337.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 1.6 |
| 2026 | 0.00 | 0.00 | 1.6 |
| 2027 | 0.00 | 0.00 | 1.6 |
| 2028 | 0.00 | 0.00 | 1.6 |
| 2029 | 0.00 | 0.00 | 1.6 |
Routes In Oaks and Prairies
| Duran | TEXAS | 19 | 1999 |
| Dallas | TEXAS | 6 | 1997 |
| Wolfe City | TEXAS | 5 | 1987 |
| Beggs | OKLAHOMA | 3 | 2023 |
| Barnsdall | OKLAHOMA | 3 | 1977 |
| Bartlesville | OKLAHOMA | 3 | 2024 |
| Arenosa Crk | TEXAS | 3 | 2019 |
| Glen Rose | TEXAS | 3 | 2000 |
| Bruceville | TEXAS | 3 | 2010 |
| Tatums | OKLAHOMA | 2 | 1998 |
| Schroeder | TEXAS | 2 | 1996 |
| Lockhart | TEXAS | 2 | 2024 |
| Lone Oak | TEXAS | 2 | 2022 |
| Oak Grove | TEXAS | 2 | 1999 |
| Gause | TEXAS | 2 | 1997 |
| Oakwood | TEXAS | 2 | 1995 |
| Kosse | TEXAS | 2 | 1993 |
| Graford | TEXAS | 2 | 2005 |
| Albany | TEXAS | 2 | 2024 |
| Miller Grove | TEXAS | 2 | 2012 |
| Sadler | TEXAS | 2 | 2013 |
| Rhome | TEXAS | 2 | 2024 |
| Mount Zion | TEXAS | 2 | 2024 |
| Cleburne | TEXAS | 2 | 2017 |
| Whit Mtn. | TEXAS | 2 | 2010 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.