Species · BCR 9 · BBS 2025 Release · 1966–2024
Hutton's Vireo In Great Basin
Hutton's Vireo in Great Basin has edged down: down 24% on the route-weighted index since 1983.
-24%Since 1983
10Routes In Region
25Years
Notable Signals
No notable trend signals for Hutton's Vireo in Great Basin. See the full index history below.
Forecast
If the recent trend holds, Hutton's Vireo in Great Basin is projected to stay roughly flat through 2027, near 0.01 (95% range 0.00–0.03). A 5-year backtest shows a typical error of ±17.5%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2027
0.01Projected 2027 index
0.00–0.0395% range
±17.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2023 | 0.01 | 0.00 | 0.03 |
| 2024 | 0.01 | 0.00 | 0.03 |
| 2025 | 0.01 | 0.00 | 0.03 |
| 2026 | 0.01 | 0.00 | 0.03 |
| 2027 | 0.01 | 0.00 | 0.03 |
Routes In Great Basin
| Mt Hood | OREGON | 2 | 2022 |
| Suiattle Riv | WASHINGTON | 2 | 2017 |
| Bartle | CALIFORNIA | 1 | 2017 |
| Newhalem | WASHINGTON | 1 | 2019 |
| Snowden | WASHINGTON | 1 | 2018 |
| Kendall | WASHINGTON | 1 | 2021 |
| White Chuck | WASHINGTON | 1 | 1999 |
| Concrete | WASHINGTON | 1 | 2017 |
| Index 2 | WASHINGTON | 1 | 2018 |
| E. Mt. Adams | WASHINGTON | 1 | 2010 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.