Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; océanodrome (Ref. 51243); profondeur 320 - 830 m (Ref. 54340). Temperate; 46°N - 19°N, 113°E - 143°E (Ref. 54340)
Northwest Pacific: Japan, Korean Peninsula and the East China Sea.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 100.0 cm TL mâle / non sexé; (Ref. 559); âge max. reporté: 8 années (Ref. 72462)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Vertèbres: 142 - 148. Head and body with white spots. Lower jaw moderate in size, premaxillary teeth not exposed when closed. Upper lip groove deep (appearing folded up). Maxillary teeth arranged in almost 1 row. Preanal lateral line pores 39-43 (Ref. 41299).
Common on coasts of Japan, in sandy-muddy bottoms (also Ref. 11230); most relished among the congrids. Captured and cultured for fishery in Japan.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: hautement commercial; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 0.5 - 13.5, mean 8.8 °C (based on 41 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00059 (0.00039 - 0.00090), b=3.23 (3.11 - 3.35), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.0 ±0.68 se; based on food items.
Generation time: 5.8 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tm>4).
Prior r = 0.51, 95% CL = 0.33 - 0.76, Based on 1 data-limited stock assessment.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (53 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (73 of 100).
Nutrients (Ref.
124155): Calcium = 23.4 [14.3, 41.7] mg/100g; Iron = 0.299 [0.176, 0.494] mg/100g; Protein = 18.2 [15.4, 21.0] %; Omega3 = 0.6 [0.3, 1.6] g/100g; Selenium = 27.9 [15.5, 51.1] μg/100g; VitaminA = 8.56 [2.37, 30.98] μg/100g; Zinc = 0.377 [0.277, 0.529] mg/100g (wet weight);
