Dusky Grouse
Photo: Wikimedia Commons via Wikipedia
Blue Grouse split into Dusky (north Rockies) and Sooty (south) species. Migrates to higher elevation conifers in winter.
In the NPS atlas of species the expedition described
Dusky grouse
Discovered near Helena, MT. Blue Grouse split into Dusky (north Rockies) and Sooty (south) species. Migrates to higher elevation conifers in winter.
Source: National Park Service, Lewis and Clark National Historic Trail Park Atlas.
Where it’s being seen today
3 research-grade iNaturalist observations between 2018–2024. Most recent: 2024-08-17. Sourced from Terrain360 trail captures, cached locally.
Journal References
15 journal entries mention Dusky Grouse