Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية التغذية و المعيشة; نطاق العمق 200 - 1200 m (Ref. 6181). Deep-water; 70°N - 47°S, 180°W - 180°E
Probably distributed worldwide in tropical and subtropical seas except in eastern Pacific and northern Indian oceans. Large-sized individuals stray in cold-temperate waters off Iceland, Norway, northern Japan and southern New Zealand (Ref. 6181). Reported from 19°41'S, 79°11'W (Ref. 11892).
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 130 cm SL ذكر/ مختلط الجنس; (Ref. 6181); common length : 80.0 cm SL ذكر/ مختلط الجنس; (Ref. 6181)
الأشواك الظهرية (المجموع) : 20 - 22; الأشعة الظهرية الناعمة (المجموع) : 19 - 24; شوكة شرجية: 2; أشعه شرجية لينه: 18 - 21; فقرات: 34 - 36. Body fairly elongate and strongly compressed. Mouth with fang-like teeth. The tips of both jaws with dermal processes. Gill rakers degenerated. Color is dark brown with violet tint; fin membranes black; margin of anus black (Ref. 6181).
Adults, benthopelagic to mesopelagic, dwell on the continental slope or underwater rises, migrating to midwater at night (Ref. 6181). Eggs are pelagic (Ref. 6766). Larvae and juveniles, epipelagic to mesopelagic, are rather common in oceanic ichthyoplankton and are only found in the tropics (Ref. 6181). Feed on squid, fish and crustaceans (Ref. 6181). Consumed as food (Ref. 4537).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | 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. 130435)
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