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Alepocephaliformes (Slickheads and tubeshoulders) >
Alepocephalidae (Slickheads)
Etymology: Alepocephalus: Greek, alepos, alepidotos = without scales + Greek, kephale = head (Ref. 45335).
Eponymy: Alan Owston (1853–1915) was an English businessman who was a collector of Asian wildlife, as well as a yachtsman. [...] (Ref. 128868), visit book page.
More on author: Tanaka.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 600 - 1000 m (Ref. 41299). Deep-water
Northwest Pacific: Pacific coast of Japan and the Okinawa Trough (East China Sea).
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 40.0 cm SL mâle / non sexé; (Ref. 559)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 17 - 21; Épines anales: 0; Rayons mous anaux: 18 - 22. Pored scales in lateral line less than 60. Snout wide in dorsal view, rounded anteriorly. Frontal portion of orbital rim forming a prominent ridge above the eye. Orbit circular. Reaches 40 cm SL.
Body shape (shape guide): elongated; Cross section: oval.
Found on the continental slope (Ref. 75154).
Cycle de vie et comportement reproducteur
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 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00339 (0.00162 - 0.00707), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.6 ±0.2 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Moderate to high vulnerability (51 of 100). 🛈 |