Species · Montana · BBS 2025 Release · 1966–2024
Veery Population Trend in Montana
Veery in Montana has fallen sharply: down 66% on the route-weighted index since 1970.
-66%Since 1970
42Routes In State
56Years
Notable Veery Trends in Montana
long arc declinecomputed index
Veery has fallen sharply in Montana: down 66% on the route-weighted index since 1970.
Veery Population Forecast in Montana
If the recent trend holds, Veery in Montana is projected to fall about 100% by 2029 — from 0.74 in 2024 to a central estimate of 0.00 (95% range 0.00–1.0). A 5-year backtest shows a typical error of ±123.4%, with 40% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–1.095% range
±123.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 1.0 |
| 2026 | 0.00 | 0.00 | 1.0 |
| 2027 | 0.00 | 0.00 | 1.0 |
| 2028 | 0.00 | 0.00 | 1.0 |
| 2029 | 0.00 | 0.00 | 1.0 |
Veery Survey Routes in Montana
| Chestnut | 16 | 2024 | 1968 |
| East Glacier Park | 16 | 2024 | 2015 |
| Cleveland | 11 | 2024 | 1979 |
| Pagil Gulch | 7 | 2019 | 2015 |
| Clyde Park | 5 | 2024 | 2018 |
| Clinton | 4 | 2024 | 1975 |
| Elliston | 4 | 2024 | 1968 |
| St. Mary 2 | 4 | 2024 | 2009 |
| St Mary | 3 | 2008 | 1970 |
| Twin Bridges | 3 | 1976 | 1968 |
| Heart Butte | 3 | 2024 | 2018 |
| Painted Rock | 3 | 1998 | 1998 |
| Libby Dam | 2 | 2013 | 1979 |
| Highwood | 2 | 2019 | 1975 |
| Flatwillow | 2 | 2007 | 2007 |
| Laurel | 2 | 1983 | 1983 |
| Kalispell | 1 | 1986 | 1969 |
| Flatwillow 2 | 1 | 2023 | 2018 |
| Logan Pass | 1 | 2017 | 1992 |
| Victor | 1 | 2006 | 1994 |
| Glen | 1 | 1997 | 1977 |
| Willow Creek 2 | 1 | 1987 | 1985 |
| Greenough | 1 | 2003 | 2002 |
| Pryor Mtn. | 1 | 2017 | 1995 |
| St Regis | 1 | 2013 | 1977 |
Veery Population Trend in Other States
alabamaalaskacoloradoconnecticutdelawaregeorgiaidahoillinoisindianakentuckymainemarylandmassachusettsmichiganminnesotanebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniarhode-islandsouth-dakotatennesseeutahvermontvirginiawashingtonwest-virginiawisconsinwyoming
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.