Species of Concern
Native Fish & Wildlife Conservation- Conserving imperiled fish and aquatic species and wildlife species
| Common Name | Scientific Name | Status* |
| Pallid sturgeon | Scaphirhynchus albus | G1, S1, E |
| Blue Sucker | Cycleptus elongatus | G4, S2, S3 |
| Paddle Fish | Polyodon spathula | G4, S1, S2 |
| Sturgeon Chub | Macrohybopsis gelida | G2, S2 |
| Yellowstone Cutthroat | Oncorhynchus clarki bouvieri | G4T2, S2 |
Status definitions*
G1 S1 Critically Imperiled because of extreme rarity or because of some factor making it especially vulnerable to extinction.
G2 S2 Imperiled because of rarity or because of other factors demonstrably making it very vulnerable to extinction throughout its range.
G2 S3 Either very rare and local throughout its range, or found locally in a restricted range, or vulnerable to extinction throughout its range.
G4 S4 Apparently secure, though it may be quite rare in parts of its range, especially at the periphery.
E Listed federally endangered.
Adapted from Montana Natural heritage Program data.
Last updated:
July 15, 2008
