Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
marina bottenlevande; havsvandrande (Ref. 51243). Temperate
Northwest Pacific: Japan and Korea.
Length at first maturity / Size / Vikt / Age
Könsmognad: Lm ?, range 26 - ? cm
Max length : 43.0 cm TL hane/ej könsbestämd; (Ref. 40637); publicerad maxvikt: 1.2 kg (Ref. 40637)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Inhabit rocky shore areas. Juveniles associate with drifting seaweed (Ref. 12114, 12115). Feed on crabs and fishes (Ref. 9137). Viviparous (Ref. 34817).
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 2025-1)
Threat to humans
Harmless
Human uses
Sportfisk: ja
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 3.9 - 20.4, mean 14.5 °C (based on 62 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01413 (0.00919 - 0.02172), b=3.03 (2.90 - 3.16), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 4.3 ±0.4 se; based on diet studies.
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Fec=12,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).
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