Fauna of Lake Baikal

species of seal

species of crustacean

Lubomirskiidae is a family of freshwater sponges from Lake Baikal in Russia, endemic to the lake, though there are unconfirmed reports from Lake Jegetai-Kul in the Western Sayan, along with the Bering Sea and the sea surrounding Kamchatka.

species of sponge

Abyssocottus is a genus of ray-finned fishes belonging to the family Cottidae, the typical sculpins. These sculpins are endemic to Lake Baikal in Russia.