Actinopteri (ray-finned fishes) > 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
Marine; benthopelagic. Tropical; 36°N - 28°S, 51°E - 42°E (Ref. 6181)
Western Indian Ocean: Mauritius. Northwest Pacific: Okinawa and Kyushu-Palau Ridge in Japan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 200 cm SL male/unsexed; (Ref. 6181); common length : 155 cm SL male/unsexed; (Ref. 6181)
(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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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)
IUCN Red List Status (Ref. 125652)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Phylogenetic diversity index (Ref. 82805
= 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00275 (0.00104 - 0.00730), b=3.06 (2.83 - 3.29), in cm total length, based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic level (Ref. 69278
): 4.5 ±0.80 se; based on food items.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Very high vulnerability (90 of 100) .
Climate Vulnerability (Ref. 125649
): (0 of 100) .