Baikal Yellowfin
Cottocomephorus grewingkii
- Least concern
- Card rarity: Common
- Fish

The Baikal yellowfin, also known as the yellow-finned sculpin or yellow-wing sculpin, is a species of freshwater ray-finned fish belonging to the family Cottidae, the typical sculpins. It is endemic to Lake Baikal and its tributaries in Siberia, Russia. It is most common in the southern part of the lake and lives from near the shore to a depth of 300 m (980 ft).
Classification
- Class
- Actinopterygii
- Order
- Perciformes
- Family
- Cottidae
- Genus
- Cottocomephorus