Abyssocottidae

fish family

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Last updated

July 17, 2026

Quick Summary

The Abyssocottidae family consists of freshwater fish found in Siberia. These fish are characterized by reduced or absent postcleithra (bones behind the shoulder blade) and a pelvic fin with one spine and two to four soft rays. They have between 30 and 37 vertebrae. This family includes six genera and a total of 22 species.1

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scorpaeniform
Annotated classification
Family Abyssocottidae Postcleithra reduced or absent; pelvic fin with 1 spine and 2–4 soft rays; vertebrae 30–37. Freshwater, Siberia. 6 genera with 22 species.Family HemitripteridaeMarine. Northwestern Atlantic and North Pacific. 3 genera with 8 species.Assorted References
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Family Abyssocottidae Postcleithra reduced or absent; pelvic fin with 1 spine and 2–4 soft rays; vertebrae 30–37. Freshwater, Siberia. 6 genera with 22 species.Family HemitripteridaeMarine. Northwestern Atlantic and North Pacific. 3 genera with 8 species.Assorted References
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