- Length: 4 to 10 inches (250 mm)
- Coloring: grey with blotches of black and brown over their bodies, dorsal fin may be tinged with green, the front dorsal fin has a distinctive large black spot
- Common Names: Round goby, goby
- Found in Lakes: Michigan, Huron, Erie, and Superior
In Europe, the diet of round gobies consists primarily of bivalves (clams and mussels) and large invertebrates, but they also eat fish eggs, small fish and insect larvae. In the United States, studies have revealed that the diet of round gobies includes insect larvae and zebra mussels.
Local laws vary regarding the possession of round gobies. Take a look at your state or province regulations, and contact your local authorities if you need more information.
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of Wisconsin Sea Grant Institute
Brook trout illustration copyright 1998Gina Mikel
Round goby photograph (c) Shedd Aquarium (Edward G. Lines, Jr.) (e-mail)
Drawings courtesy of Ohio Sea Grant
Last updated 05 February 2002 by White