Species · BCR 17 · BBS 2025 Release · 1966–2024
Townsend's Solitaire In Badlands and Prairies
Townsend's Solitaire in Badlands and Prairies has surged: up 461% on the route-weighted index since 1972.
+461%Since 1972
29Routes In Region
54Years
Notable Signals
long arc increasecomputed index
Townsend's Solitaire has surged in Badlands and Prairies: up 461% on the route-weighted index since 1972.
Forecast
If the recent trend holds, Townsend's Solitaire in Badlands and Prairies is projected to rise about 186% by 2029 — from 0.24 in 2024 to a central estimate of 0.70 (95% range 0.08–1.3). A 5-year backtest shows a typical error of ±325.3%, with 40% of held-out values landing inside the 95% band.
+186%Change by 2029
0.70Projected 2029 index
0.08–1.395% range
±325.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.66 | 0.05 | 1.3 |
| 2026 | 0.67 | 0.05 | 1.3 |
| 2027 | 0.68 | 0.06 | 1.3 |
| 2028 | 0.69 | 0.07 | 1.3 |
| 2029 | 0.70 | 0.08 | 1.3 |
Routes In Badlands and Prairies
| Elk Mountain | SOUTH-DAKOTA | 11 | 2004 |
| Moskee | WYOMING | 9 | 2001 |
| Hill City | SOUTH-DAKOTA | 7 | 2013 |
| Black Fox | SOUTH-DAKOTA | 5 | 2014 |
| Norbeck | SOUTH-DAKOTA | 5 | 2002 |
| Rochford | SOUTH-DAKOTA | 4 | 2017 |
| Lightning Cr | SOUTH-DAKOTA | 4 | 2022 |
| Jordan | MONTANA | 3 | 2010 |
| Hazelrodt | SOUTH-DAKOTA | 3 | 2024 |
| Moskee 3 | WYOMING | 3 | 2024 |
| Maynard Coulee | MONTANA | 2 | 2024 |
| Custer | SOUTH-DAKOTA | 2 | 2024 |
| Pleasant Val | SOUTH-DAKOTA | 2 | 2024 |
| Long Draw | SOUTH-DAKOTA | 2 | 2024 |
| Moskee 2 | WYOMING | 2 | 2021 |
| Reed Point | MONTANA | 1 | 2024 |
| Brandenberg | MONTANA | 1 | 2009 |
| Roubaix Lk | SOUTH-DAKOTA | 1 | 1989 |
| Englewood | SOUTH-DAKOTA | 1 | 2017 |
| Silver City | SOUTH-DAKOTA | 1 | 2012 |
| Wind Cave Np | SOUTH-DAKOTA | 1 | 2014 |
| Sundance | WYOMING | 1 | 2024 |
| Bill | WYOMING | 1 | 2000 |
| Schoonover | WYOMING | 1 | 1993 |
| Mayoworth | WYOMING | 1 | 2024 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.