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Scombriformes (Mackerels) >
Trichiuridae (Cutlassfishes) > Aphanopodinae
Etymology: Benthodesmus: Greek, benthos = depth of the sea + Greek, desmos = bond, chain (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; profondeur 178 - 950 m (Ref. 6181). Deep-water; 9°S - 44°S, 30°E - 26°W (Ref. 6181)
Atlantic, Indian and Pacific: off south Brazil and Argentina, Rio Grande Rise, southeastern Africa, Madagascar Ridge, southeastern Australia, New Zealand, Sala y Gomez Ridge.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 57 - ? cm
Max length : 100.0 cm TL mâle / non sexé; (Ref. 9351)
Épines dorsales (Total) : 42 - 46; Rayons mous dorsaux (Total) : 99 - 108; Épines anales: 2; Rayons mous anaux: 91 - 98; Vertèbres: 151 - 159. Body silvery, jaws and opercle blackish. The inside of the mouth and gill cavities black.
Juveniles mesopelagic (Ref. 6181); also benthopelagic (Ref. 5951). Feeds on crustaceans (mainly prawns and euphausiids), small fishes (e.g. Maurolicus) and squid (Ref. 6202). Minimum depth reported from Ref. 36453.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Batch spawners with 5,000 to 16,000 eggs per spawn.
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 8.9 - 17.1, mean 11.7 °C (based on 175 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00014 (0.00008 - 0.00025), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.9 ±0.66 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (tm=5-6).
Fishing Vulnerability (Ref.
59153): High vulnerability (60 of 100).
Nutrients (Ref.
124155): Calcium = 14.8 [6.8, 30.5] mg/100g; Iron = 0.302 [0.138, 0.677] mg/100g; Protein = 16.7 [15.0, 18.3] %; Omega3 = 0.232 [0.105, 0.515] g/100g; Selenium = 27.2 [10.9, 72.9] μg/100g; VitaminA = 15.2 [2.6, 81.5] μg/100g; Zinc = 0.362 [0.223, 0.599] mg/100g (wet weight);
