Tadpole sculpin

The  tadpole sculpin (Psychrolutes paradoxus) is a species of marine ray-finned fish belonging to the family Psychrolutidae, the fatheads and toadfishes. This species is found in the North Pacific Ocean from the Sea of Okhotsk and the Sea of Japan north to the Bering Sea and east and south to the southern Puget Sound in Washington. It is found at depths between 0 and 1100 m, mainly on soft bottoms although it has been reported from rocky substrates, and may be found along the shore. This species reaches a maximum published total length of 9 cm.