Environment: milieu / climate zone / depth range / distribution range
Ecologia
marinhas batipelágico; oceanódromo (Ref. 51243); intervalo de profundidade 914 - 1646 m (Ref. 5951). Deep-water; 47°N - 35°S, 180°W - 180°E (Ref. 6181)
Atlantic, Indian and Pacific: in tropical and temperate waters.
The southernmost Indian Ocean occurrence (28°08'S, 49°06'E) was based on an unpublished record (R/V VITYAZ-II, station 2781).
Comprimento de primeira maturação / Tamanho / Peso / Idade
Maturity: Lm ?, range 15 - ? cm
Max length : 25.0 cm SL macho/indeterminado; (Ref. 6181); common length : 15.0 cm SL macho/indeterminado; (Ref. 6181)
Espinhos dorsais (total) : 20 - 21; Raios dorsais (total) : 16 - 19; Espinhos anais: 1; Raios anais : 15 - 19; Vértebras: 36 - 38. Body greatly elongated and compressed. Mouth large with fang-like teeth. Tips of both jaws with dermal processes. Color is blackish brown; dorsal and anal fins pale brown; buccal and branchial cavities and peritoneum black.
Oceanic, epipelagic to mesopelagic (Ref. 47377), migrating to the surface at night (Ref. 6181). Feeds on myctophids and other small fishes, squid and crustaceans (Ref. 6181). Matures at 15 cm SL (Ref. 36731).
Ciclo de vida ou comportamento de acasalamento
Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas
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)
Status na Lista Vermelha da UICN (Ref. 130435)
Ameaça para os humanos
Harmless
Uso pelos humanos
Pescarias: pesca de subsistência
Ferramentas
Relatórios especiais
Baixar XML
Fontes da internet
Estimates based on models
Preferred temperature (Ref.
123201): 3.4 - 7.6, mean 4.4 °C (based on 624 cells).
Índice de diversidade filogenética (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00159 - 0.00657), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nível Trófico (Ref.
69278): 4.2 ±0.73 se; based on food items.
Resiliência (Ref.
120179): médio(a), tempo mínimo de duplicação da população 1,4 - 4,4 anos (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).