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Tridentiger trigonocephalus
Image courtesy of By US Geological survay [Public domain], via Wikimedia Commons
Tridentiger trigonocephalus
Taxonomic Group: Fishes


Tridentiger trigonocephalus (Chameleon Goby, Striped Goby) is a coastal marine fish in the family Gobiidae. Most reproductive adults are between 55 and 75mm, max length is 110mm. It is native to the northwest Pacific from Gwangzhou in southern China to the Amur River and Peter the Great Bay. It is rare at salinities below 22 PSU, but has been collected at 16 PSU. Specimens collected in lower salinities are likely the fish water species T. bifaciatus, which was once consider the same species. North American introductions of T. trigonocephalus are limited to California, but it has also been introduced to Australia and Ukraine and Mediterranean Sea. There are no reported impacts from its introduced habitats.

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Fofonoff PW, Ruiz GM, Steves B, Simkanin C, & Carlton JT (2018)
National Exotic Marine and Estuarine Species Information System.
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