Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal; oceanodromous (Ref. 51243). Temperate
Northwest Pacific: Japan and Korea.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?, range 26 - ? cm
Max length : 43.0 cm TL male/unsexed; (Ref. 40637); max. published weight: 1.2 kg (Ref. 40637)
Short description
Identification keys | Morphology | Morphometrics
Inhabit rocky shore areas. Juveniles associate with drifting seaweed (Ref. 12114, 12115). Feed on crabs and fishes (Ref. 9137). Viviparous (Ref. 34817).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984. The fishes of the Japanese Archipelago. Vol. 1. Tokai University Press, Tokyo, Japan. 437 p. (text). (Ref. 559)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Gamefish: yes
Tools
Special reports
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Internet sources