Environment: milieu / climate zone / depth range / distribution range
Ökologie
seewasser bathypelagisch; ozeanodrom (Ref. 51243); tiefenbereich 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The southernmost Indian Ocean occurrence (28°08'S, 49°06'E) was based on an unpublished record (R/V VITYAZ-II, station 2781).
Length at first maturity / Size / Gewicht / Alter
Maturity: Lm ?, range 15 - ? cm
Max length : 25.0 cm SL Männchen/unbestimmt; (Ref. 6181); common length : 15.0 cm SL Männchen/unbestimmt; (Ref. 6181)
Rückenflossenstacheln (insgesamt) : 20 - 21; Rückenflossenweichstrahlen (insgesamt) : 16 - 19; Afterflossenstacheln: 1; Afterflossenweichstrahlen: 15 - 19; Wirbelzahl: 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).
Life cycle and mating behavior
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fecundity | Larven
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 Rote Liste Status (Ref. 130435: Version 2024-2)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kleinfischerei
Tools
Zusatzinformationen
Download XML
Internet Quellen
Estimates based on models
Preferred temperature (Ref.
123201): 3.4 - 7.6, mean 4.4 °C (based on 624 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00158 - 0.00663), b=3.09 (2.91 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 4.2 ±0.73 se; based on food items.
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (21 of 100).
