Neocottus werestschagini

Neocottus werestschagini is a species of ray-finned fish belonging to the family Cottidae, the typical sculpins. It was described by Dmitrii Nikolaevich Taliev in 1935, originally under the genus Abyssocottus. It is a rare freshwater, deep water-dwelling fish which is endemic to Lake Baikal, Russia. It dwells at a depth range of 877 to 1400 m, and inhabits silty sand sediments. Males can reach a maximum total length of 9.8 cm.

The diet of N. werestschagini consists of bony fish, gammarids, and debris.