Species · Texas · BBS 2025 Release · 1966–2024
Gray Vireo Population Trend in Texas
Gray Vireo in Texas has risen sharply: up 67% on the route-weighted index since 1990.
+67%Since 1990
12Routes In State
29Years
Notable Gray Vireo Trends in Texas
No notable trend signals for Gray Vireo in Texas. See the full index history below.
Gray Vireo Population Forecast in Texas
If the recent trend holds, Gray Vireo in Texas is projected to stay roughly flat through 2029, near 0.03 (95% range 0.00–0.07). A 5-year backtest shows a typical error of ±84.1%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2029
0.03Projected 2029 index
0.00–0.0795% range
±84.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.03 | 0.00 | 0.07 |
| 2026 | 0.03 | 0.00 | 0.07 |
| 2027 | 0.03 | 0.00 | 0.07 |
| 2028 | 0.03 | 0.00 | 0.07 |
| 2029 | 0.03 | 0.00 | 0.07 |
Gray Vireo Survey Routes in Texas
| Devils R Cyn | 3 | 2024 | 1994 |
| Pumpville | 2 | 2024 | 2023 |
| Comstock | 2 | 1996 | 1996 |
| Chisos Basin | 1 | 2008 | 2008 |
| Rockspring | 1 | 2000 | 2000 |
| Ft. Stockton | 1 | 2004 | 2004 |
| Marfa | 1 | 2024 | 2024 |
| Toyahvale | 1 | 2006 | 1997 |
| Indian Mtn | 1 | 2018 | 1989 |
| Longfellow | 1 | 2023 | 1968 |
| Montell | 1 | 2017 | 2017 |
| Castolon | 1 | 2024 | 1998 |
Gray Vireo Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.