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Gadiformes (Cods) >
Macrouridae (Grenadiers or rattails)
Etymology: Coryphaenoides: Greek, koryphaina = dolphin fish + Suffix oides = similar to (Ref. 45335).
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathydémersal; non migrateur; profondeur 720 - 2400 m (Ref. 9315). Deep-water; 24°N - 6°S, 112°W - 78°W (Ref. 1371)
Eastern Pacific: off the Pacific coast from Mexico to Peru, including the Galapagos Islands.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 50.0 cm TL mâle / non sexé; (Ref. 1371)
Épines dorsales (Total) : 2; Épines anales: 0. Snout prominent, pointed; chin with very short barbel. Scales highly deciduous; ventral and leading surfaces of the snout naked; suborbital region dorsally mostly naked; suborbital ridge scales small if present; head ridges without enlarged scute-like scales. Overall color is gray brown to dark brown; oral cavity pale to grayish.
A deep-slope species of the tropical eastern Pacific (Ref. 9315). Polychaetes and benthic crustaceans are encountered in its stomach contents (Ref. 9315). Fairly common but of no commercial value (Ref. 9315).
Life cycle and mating behavior
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 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 3.3 - 4.5, mean 3.7 °C (based on 34 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00214 (0.00109 - 0.00421), b=3.20 (3.03 - 3.37), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.3 ±0.39 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
