Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
Biển Sống nổi và đáy; Mức độ sâu 250 - 350 m (Ref. 6181). Deep-water; 31°N - 14°S, 32°E - 139°E (Ref. 6181)
Western Indian Ocean: Red Sea and west coast of India. Western Pacific: Timor Sea. This species has long been synonymized with Trichiurus lepturus.
Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm ? range ? - ? cm
Max length : 42.4 cm TL con đực/không giới tính; (Ref. 6181); common length : 23.0 cm TL con đực/không giới tính; (Ref. 6181)
Các tia vây lưng cứng (tổng cộng) : 3; Các vây lưng mềm (tổng cộng) : 106 - 116; Tia mềm vây hậu môn: 80. Body extremely elongate, compressed and tapering to a point. Mouth very large with a small dermal process at the tip of each jaw. Pelvic and caudal fins absent. Lateral line originating at the upper margin of the gill cover, running obliquely to behind the tip of the pectoral fins, then parallel to the ventral contour of the body. Fresh specimens are pearl white and slightly dusky dorsally; the margins of the dorsal and anal fins dusky in formalin.
Found in deep waters off Kerala and Tamil Nadu, India. Feeds on deep water shrimps and small fishes like myctophids and gonostomatids. Caught with deep water trawls mixed together with other commercially important fish as bycatch.
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
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)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Các nghề cá: không ích lợi (thú vị)
Các công cụ
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Estimates based on models
Preferred temperature (Ref.
115969): 11 - 21.8, mean 12.2 (based on 49 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00191 (0.00078 - 0.00466), b=3.11 (2.90 - 3.32), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 4.2 ±0.73 se; based on food items.
Thích nghi nhanh (Ref.
120179): thấp, thời gian nhân đôi của chủng quần tối thiểu là 4.5 - 14 năm (Assuming tmax>10).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (32 of 100).
