Rhinogobius brunneus

Rhinogobius brunneus, the Amur goby, is a species of fish in the family Oxudercidae. It is found in the Asian river basins of the seas of the Pacific coasts of Japan (Hokkaido, Ryukyu), Taiwan, the rivers of Korea, China, the Philippines and Viet Nam.

Description
This species reaches a length of 58.0 cm.