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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coelorinchus: Greek, koilos = a hollow + Greek, rhyngchos = jaw (Ref. 45335).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin benthopélagique; non migrateur; profondeur 4 - 549 m (Ref. 1371). Subtropical; 31°S - 46°S, 166°E - 180°E (Ref. 1371)
Southwest Pacific: endemic to New Zealand.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 44.1 cm TL mâle / non sexé; (Ref. 128324); 71.3 cm TL (female)
Épines dorsales (Total) : 0; Épines anales: 0. Head large; eyes large; snout pointed, its anterolateral margin incompletely supported by bone. Underside of the head mostly scaled. Light organ large, a lens-shaped fossa on the abdomen extending forward to midway between the anus and the pelvic fin insertions. Scales on body with small imbricate spinules arranged in as many as 24 rows. Swim bladder deeply bilobed anteriorly, pointed posteriorly. Brownish overall, with two dark saddle marks, one below the nape, and another below the anterior portion of the second dorsal fin; mouth and gill cavities dark.
Body shape (shape guide): elongated; Cross section: circular.
Commonly taken on the upper continental slope and shelf.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990. FAO species catalogue. Vol. 10. Gadiform fishes of the world (Order Gadiformes). An annotated and illustrated catalogue of cods, hakes, grenadiers and other gadiform fishes known to date. FAO Fish. Synop. 125(10). Rome: FAO. 442 p. (Ref. 1371)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 8.5 - 16, mean 13.6 °C (based on 55 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00200 (0.00124 - 0.00320), b=3.20 (3.06 - 3.34), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): Moderate to high vulnerability (49 of 100).
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