Opisthocentrinae

Opisthocentrus is a genus of marine ray-finned fishes belonging to the family Stichaeidae, the pricklebacks or shannies. These fishes are found in the North Pacific Ocean.

Lumpenopsis is a genus of marine ray-finned fishes belonging to the family Opisthocentridae, the rearspined fin pricklebacks. These fishes are found in the North Pacific Ocean.

species of fish

Kasatkia is a genus of marine ray-finned fishes belonging to the family Opisthocentridae, the rearspined fin pricklebacks. These fishes are found in the North Pacific Ocean.