Round Goby


Other Common Names:

Round goby, goby


Scientific Name:

Neogobius melanstomus



Average length is 0.5 to 5.5 in



Gobies possess a fused pelvic fin that is unknown to native species. This fin functions as a suctorial disk. Gobies have frog-like raised eyes and with large heads and soft bodies. Young are gray while adults have blotches of black and brown. The dorsal fin lacks spines, has a black spot and may be tinged with green.


Photo courtesy of

David Jude


Text Reference

Fish Profiles - University of Wisconsin Sea Grant Institute

Fishes of Wisconsin by George C. Becker



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