Environment: milieu / climate zone / depth range / distribution range
Ecologia
marino demersale; distribuzione batimetrica 3 - 100 m (Ref. 58496). Temperate
Northwest Pacific: Japan, the Korean Peninsula and China.
Length at first maturity / Size / Peso / Age
Maturity: Lm 27.0, range 26 - 28 cm
Max length : 65.0 cm TL maschio/sesso non determinato; (Ref. 56557); peso massimo pubblicato: 3.1 kg (Ref. 40637); Età massima riportata: 20 anni (Ref. 56557)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 13; Raggi dorsali molli (totale) : 11 - 13; Spine anali: 3; Raggi anali molli: 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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale; Acquacoltura: commerciale; Acquario: Potenziale
Strumenti
Special reports
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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).
Trophic level (Ref.
69278): 4.1 ±0.6 se; based on diet studies.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (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);