Environment: milieu / climate zone / depth range / distribution range
Écologie
marin démersal. Temperate
Northwest Pacific: Japan and the Uwa Sea.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm TL mâle / non sexé; (Ref. 559)
Épines dorsales (Total) : 11 - 13; Rayons mous dorsaux (Total) : 8 - 10; Épines anales: 1; Rayons mous anaux: 8 - 9. Body elongate and compressed, covered with velvety prickles. Preoperculum with 5 blunt spines. Anterior part of dorsal fin higher (2nd and 3rd spines elongate). Body dark-brown with darker mottling (Ref. 559). Isthmus without fleshy pad (Ref. 39602).
Secretive on algae rocky reefs, usually seen at night (Ref. 48635).
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 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 24.7 - 29.3, mean 28.5 °C (based on 1631 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00215 - 0.01342), b=3.14 (2.92 - 3.36), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.5 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).