Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin; saumâtre récifal; profondeur 3 - 100 m (Ref. 9710). Tropical
Western Pacific: central Honshu, Japan to Taiwan and the Philippines. Also occurs in Indonesia and northwestern Australia, a new record for the northeastern Indian Ocean (Ref. 5978).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 12.0 cm TL mâle / non sexé; (Ref. 559); common length : 8.0 cm TL mâle / non sexé; (Ref. 9137); poids max. publié: 25.00 g (Ref. 131261)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 8; Rayons mous dorsaux (Total) : 9; Épines anales: 2; Rayons mous anaux: 8. Upper jaw tips of breeding pair protrude. Attains 12 cm TL.
Body shape (shape guide): short and / or deep; Cross section: compressed.
May enter semi-enclosed sea areas; forms schools over rocky bottoms (Ref. 11230). Nocturnal species (Ref. 7300). Breeding pairs are found from July to September in Japan. Mouth brooding is done by the male (Ref. 240).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Mouthbrooders (Ref. 240). Distinct pairing during courtship and spawning (Ref. 205). Displays obligate monogamy where a one-to-one pair is established irrespective of resource abundance (Ref. 52884).
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 2025-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 22.1 - 28.9, mean 27.6 °C (based on 824 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00729 - 0.02077), b=3.05 (2.91 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.5 ±0.0 se; based on diet studies.
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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Nutriments (Ref.
124155): Calcium = 113 [55, 189] mg/100g; Iron = 0.849 [0.489, 1.494] mg/100g; Protein = 18.8 [17.7, 20.0] %; Omega3 = 0.153 [0.085, 0.275] g/100g; Selenium = 36.8 [17.7, 72.9] μg/100g; VitaminA = 54.8 [14.4, 202.9] μg/100g; Zinc = 1.76 [1.16, 2.56] mg/100g (wet weight);