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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Epinnula: Refers to the lack of spinules (or finlets).
More on author: Poey.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin benthopélagique; profondeur 100 - 185 m (Ref. 58302). Tropical; 38°N - 19°S, 109°E - 74°W (Ref. 6181)
Western Central Atlantic: Caribbean Sea.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 100.0 cm SL mâle / non sexé; (Ref. 6181); common length : 45.0 cm SL mâle / non sexé; (Ref. 6181)
Épines dorsales (Total) : 15 - 16; Rayons mous dorsaux (Total) : 17 - 20; Épines anales: 3; Rayons mous anaux: 13 - 17; Vertèbres: 32. Dorsal profile of head slightly elevated in front of anterior nostril, then nearly straight to origin of dorsal fin. Preopercle with two sharp spines at its lower angle. The mouth has several fangs, and a pair of large canines near the tip of the lower jaw which are exposed when the mouth is closed. Lateral line double, the lower branching off under the 5th or 6th dorsal spine. Overall color is grayish blue with the head being slightly darker than the body.
Body shape (shape guide): fusiform / normal; Cross section: oval.
Rare species, probably mesobenthopelagic. Consumed as food (Ref. 4537). Reported to have been taken from 200-350 m in Jamaica (J. Tame pers. Comm. 08/16).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: pêcheries vivrières
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 17.6 - 25.4, mean 20.3 °C (based on 77 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00424 - 0.02467), b=3.00 (2.79 - 3.21), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 4.3 ±0.6 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): High to very high vulnerability (73 of 100).
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