Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal; profondeur 3 - 100 m (Ref. 58496). Temperate
Northwest Pacific: Japan, the Korean Peninsula and China.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm 27.0, range 26 - 28 cm
Max length : 65.0 cm TL mâle / non sexé; (Ref. 56557); poids max. publié: 3.1 kg (Ref. 40637); âge max. reporté: 20 années (Ref. 56557)
Description synthétique
Morphologie | Morphométrie
Épines dorsales (Total): 13; Rayons mous dorsaux (Total): 11-13; Épines anales 3; Rayons mous anaux: 6 - 8
Found near shore, on rock bottoms (Ref. 11230). Juveniles associate with drifting seaweed (Ref. 12114, 12115). Ovoviviparous (Ref. 205). Commercially cultured in Japan. The species can be easily reared in aquaria (Ref. 5474).
Reported as ovoviviparous (Ref. 205).
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Aquaculture: commercial; Aquarium: potentiel
Plus d'informations
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Estimates based on models
Preferred temperature (Ref.
123201): 8 - 21.3, mean 17 °C (based on 86 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00864 - 0.01270), b=3.08 (3.04 - 3.12), in cm total length, based on LWR estimates for this species (Ref.
93245).
Niveau trophique (Ref.
69278): 4.1 ±0.6 se; based on diet studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.21; Fec=44,000).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (46 of 100).
Nutrients (Ref.
124155): Calcium = 19.8 [7.7, 62.5] mg/100g; Iron = 0.229 [0.095, 0.539] mg/100g; Protein = 18 [17, 19] %; Omega3 = 1.01 [0.42, 2.54] g/100g; Selenium = 30.9 [12.1, 92.5] μg/100g; VitaminA = 23.8 [6.9, 82.1] μg/100g; Zinc = 0.389 [0.205, 0.688] mg/100g (wet weight);
