Species · BCR 36 · BBS 2025 Release · 1966–2024
Audubon's Oriole In Tamaulipan Brushlands
Audubon's Oriole in Tamaulipan Brushlands has surged: up 13× on the route-weighted index since 1970.
13×Since 1970
22Routes In Region
52Years
Notable Signals
long arc increasecomputed index
Audubon's Oriole has surged in Tamaulipan Brushlands: up 13× on the route-weighted index since 1970.
Forecast
If the recent trend holds, Audubon's Oriole in Tamaulipan Brushlands is projected to rise about 56% by 2029 — from 1.3 in 2024 to a central estimate of 1.9 (95% range 0.95–3.0). A 5-year backtest shows a typical error of ±93.3%, with 80% of held-out values landing inside the 95% band.
+56%Change by 2029
1.9Projected 2029 index
0.95–3.095% range
±93.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.8 | 0.81 | 2.8 |
| 2026 | 1.8 | 0.85 | 2.9 |
| 2027 | 1.9 | 0.88 | 2.9 |
| 2028 | 1.9 | 0.92 | 2.9 |
| 2029 | 1.9 | 0.95 | 3.0 |
Routes In Tamaulipan Brushlands
| Encinal | TEXAS | 11 | 2010 |
| Millett 2 | TEXAS | 7 | 2024 |
| Laredo | TEXAS | 5 | 2019 |
| Millett | TEXAS | 5 | 2012 |
| Zapata | TEXAS | 4 | 1987 |
| Guerra | TEXAS | 4 | 2023 |
| San Ygnacio | TEXAS | 3 | 1972 |
| George West | TEXAS | 3 | 2024 |
| El Sauz | TEXAS | 3 | 2023 |
| Catarina 2 | TEXAS | 3 | 2017 |
| Catarina 3 | TEXAS | 3 | 2023 |
| Sejita | TEXAS | 3 | 2024 |
| Agua Nueva | TEXAS | 2 | 2023 |
| Catarina | TEXAS | 2 | 2010 |
| Cavasara Cr. | TEXAS | 2 | 2012 |
| Rachal | TEXAS | 1 | 2016 |
| Kingsville | TEXAS | 1 | 2007 |
| Randado | TEXAS | 1 | 2022 |
| Mirando City | TEXAS | 1 | 2022 |
| Hondo | TEXAS | 1 | 2023 |
| Dilley | TEXAS | 1 | 2024 |
| Encinal 2 | TEXAS | 1 | 2024 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.