Denver-Boulder Metro Area: Wildlife

This guide contains mammals, reptiles, amphibians, fish, and mollusks that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Taxonomy
« Back To Salmons, Trouts, and Whitefishes Order Salmoniformes
- Salmons, Trouts, and Whitefishes Family Salmonidae
  - 8 Salmons and Trouts Subfamily Salmoninae
  - 1 Graylings Subfamily Thymallinae

Tiger Trout ¹
Salmo trutta × Salvelinus fontinalis

Brown Trout ²
Salmo trutta

Cutthroat Trout ³
Oncorhynchus clarkii

Greenback Cutthroat Trout ⁴
Oncorhynchus clarkii stomias

Rainbow Trout ⁵
Oncorhynchus mykiss

Cutbow Trout ⁶
Oncorhynchus mykiss × Oncorhynchus clarkii

Brook Trout ⁷
Salvelinus fontinalis

Lake Trout ⁸
Salvelinus namaycush

Arctic Grayling ⁹
Thymallus arcticus

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

Photo Credits

1. (c) wasatch_hunter, some rights reserved (CC BY-NC), uploaded by wasatch_hunter
2. (c) Aaron Gustafson, some rights reserved (CC BY-SA)
3. (c) Bryant Olsen, some rights reserved (CC BY-NC)
4. (c) Ben, some rights reserved (CC BY-NC), uploaded by Ben
5. (c) Brian Yap (è‘‰), some rights reserved (CC BY-NC)
6. (c) Craig Bianchi, some rights reserved (CC BY-NC), uploaded by Craig Bianchi
7. (c) Marrabbio2, some rights reserved (GFDL)
8. (c) NYS DEC, some rights reserved (CC BY-NC-ND)
9. (c) Greg, some rights reserved (CC BY-NC-ND)

Denver-Boulder Metro Area: Wildlife

Tiger Trout 1 Salmo trutta × Salvelinus fontinalis

Brown Trout 2 Salmo trutta

Cutthroat Trout 3 Oncorhynchus clarkii

Greenback Cutthroat Trout 4 Oncorhynchus clarkii stomias

Rainbow Trout 5 Oncorhynchus mykiss

Cutbow Trout 6 Oncorhynchus mykiss × Oncorhynchus clarkii

Brook Trout 7 Salvelinus fontinalis

Lake Trout 8 Salvelinus namaycush

Arctic Grayling 9 Thymallus arcticus