Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; benthopelagic. Temperate
Northwest Pacific: northern Japan and the eastern Korean Peninsula.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.8 cm SL male/unsexed; (Ref. 36318)
Found in vegetated shallow waters. Spawning occurs in early summer. The eggs are laid in the peribranchial cavity of an ascidian.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Deposits eggs in the peribranchial cavity of ascidians.
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)
Threat to humans
Harmless
Human uses
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.2500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00115 - 0.00790), b=3.12 (2.89 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.1 ±0.0 se; based on diet studies.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).