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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coelorinchus: Greek, koilos = a hollow + Greek, rhyngchos = jaw (Ref. 45335); hoangi: Named for Tuan Hoang, M. D., for his support of ichtyology at the California Academy of Sciences.
Eponymy: Dr Tuan Hoang, M.D., is a friend and patron of the senior author and was honoured for his “long and enthusiastic support” of ichthyology at the California Academy of Sciences, where Iwamoto is Curator of Ichthyology, Emeritus. (Ref. 128868), visit book page.
More on authors: Iwamoto & Graham.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 480 - 700 m (Ref. 75874). Subtropical
Indian Ocean: Western Australia.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 35.0 cm TL mâle / non sexé; (Ref. 75874)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 9 - 10. This species is distinguished by the following characters: scute small, broad, blunt terminal snout; underside of head is completely naked; dorsal surface of snout behind leading edge is almost completely scaled; nasal fossa generally partially scaled; distinct saddle bands on body; anterior three pale interspaces between bands are angled slightly posteroventrally from dorsal median line; anal fin overall dusky, coarsely peppered with melanophores and lacking a dark distal stripe; lens-shaped naked fossa of light organ about midway between anal and pelvic fins; 17-23 pyloric caeca (Ref. 75874).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Iwamoto, T. and K.J. Graham, 2008. Two new Australian grenadiers of the Coelorinchus fasciatus species group (Macrouridae: Gadiformes: Teleostei). Proc. Calif. Acad. Sci. 59(5):133-146. (Ref. 75874)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
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Estimations basées sur des modèles
Température préférée (Réf.
123201): 2.1 - 9, mean 2.6 °C (based on 17 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00257 (0.00132 - 0.00501), b=3.19 (3.02 - 3.36), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.5 ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (25 of 100).
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