Environment: milieu / climate zone / profondeur / distribution range
Écologie
marin; saumâtre démersal; profondeur 0 - 120 m (Ref. 56557). Temperate
Northwest Pacific: Iwate Prefecture and Hokkaido to the Primorskii Krai (Ref. 559). Reported from South Korea (Ref. 77001).
Length at first maturity / Taille / Poids / Âge
Maturité: Lm ?, range 11 - ? cm
Max length : 32.0 cm TL mâle / non sexé; (Ref. 56557)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Occur near the coast. May enter estuaries and brackish water. Juveniles associate with drifting seaweed (Ref. 12114, 12115). Viviparous (Ref. 34817).
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 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Réf.
123201): 1.6 - 15.8, mean 6.5 °C (based on 64 cells).
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01380 (0.00803 - 0.02372), b=3.05 (2.90 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Generation time: 4.4 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (K=0.25; tm=3; Fec=8,000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (22 of 100).
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