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Scombriformes (Mackerels) >
Trichiuridae (Cutlassfishes) > Lepidopodinae
Etymology: Evoxymetopon: Greek, eu = good + Greek, oxys = sharpen + Greek, metopon = brow (Ref. 45335).
More on author: Günther.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique. Tropical; 36°N - 28°S, 51°E - 42°E (Ref. 6181)
Western Indian Ocean: Mauritius. Northwest Pacific: Okinawa and Kyushu-Palau Ridge in Japan.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 200 cm SL mâle / non sexé; (Ref. 6181); common length : 155 cm SL mâle / non sexé; (Ref. 6181)
Rayons mous dorsaux (Total): 91-93. Nostril slit-like. Tongue slender with many irregular villiform tooth patches. First spine of dorsal fin elongate. First anal fin ray scale-like, other embedded; pelvic fins reduced to scale-like spines. Pectoral fins triangular in shape. Body is silvery white, all fins pale brown, opercle lining blackish.
Abundant in sea mountain areas, sometimes near the shore. Feeds on rather large fishes (species of Priacanthus, Decapterus, Emmelichthys, etc.) in Kyushu Palau-Ridge. Sometimes marketed fresh in Okinawa, Japan when caught.
Life cycle and mating behavior
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)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Plus d'informations
Noms communsSynonymesMétabolismePrédateursÉcotoxicologieReproductionMaturitéFraiRassemblement de ponteFéconditéŒufsDéveloppement de l'œuf
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
CollaborateursImagesStamps, Coins Misc.SonsCiguateraVitesseType de nageSurface branchialeOtolithesCerveauxVision
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00275 (0.00105 - 0.00724), b=3.06 (2.83 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.5 ±0.80 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): Very high vulnerability (90 of 100).