1. Fish and Wildlife Genomics Group, Division of Biological Sciences, University of Montana, Missoula, MT 59812, USA
2. Department of Biological Sciences, University of Idaho, Moscow, ID 83844‐3051, USA
3. Montana Fish, Wildlife & Parks, University of Montana, Missoula, MT 59812, USA
4. U.S. Geological Survey, Northern Rocky Mountain Science Center, Glacier National Park, West Glacier, MT 59936, USA
5. Flathead Lake Biological Station, University of Montana, Polson, MT 59860, USA
6. CIBIO, Centro de Investigação em Biodiversidade e Recursos Genéticos, Universidade do Porto, Campus Agrário de Vairão, 4485‐661 Vairão, Portugal