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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coelorinchus: Greek, koilos = a hollow + Greek, rhyngchos = jaw (Ref. 45335).
More on author: Gilbert.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin benthopélagique; non migrateur; profondeur 180 - 300 m (Ref. 9315). Deep-water; 37°N - 22°N, 123°W - 107°W (Ref. 1371)
Eastern Pacific: southern California and northern Gulf of California; probably also in outer slope waters of Baja California and mainland Mexico.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 34.0 cm TL mâle / non sexé; (Ref. 1371)
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 7 - 9; Épines anales: 0. Body tapering to a point posteriorly from behind the origin of the first dorsal fin. Head large; the eyes also large; the snout relatively short, its antero-lateral margin incompletely supported by bone, its terminal scute broad, blunt. Head ridges strong but not especially spiny; the underside of the snout, the ventral margins on the suborbital and mandible naked. Light organ large, lens-shaped. Overall color swarthy to grayish; the fins dusky to black; the mouth pallid; the gill cavity blackish, paler inwardly (Ref. 1371). A large, black, naked fossa midventrally on chest; anus at origin of the anal fin. Smooth second dorsal spine at all sizes (Ref. 26798). Branchiostegal rays: 6-6 (Ref. 36385).
Body shape (shape guide): elongated; Cross section: circular.
Stomach contents reveal the ingestion of shrimps and other crustaceans (Ref. 9315). Oviparous, with planktonic larvae (Ref. 36385).
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
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=0.00257 (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) |
3.6 ±0.55 se; based on food items. |
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) |
Moderate to high vulnerability (48 of 100). 🛈 |
Catégorie de prix (Ref. 80766) |
Medium.
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