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Carangiformes (Jacks) >
Carangidae (Jacks and pompanos) > Caranginae
Etymology: Trachurus: Greek, trachys, -eia, -ys = rough + Greek, oura = tail (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; profondeur 0 - 400 m (Ref. 3197). Deep-water
Western Indian Ocean: Mozambique and South Africa; also southern Madagascar and Walters Shoals.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 35.0 cm TL mâle / non sexé; (Ref. 3287)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 9; Rayons mous dorsaux (Total) : 28 - 32; Épines anales: 3; Rayons mous anaux: 24 - 28. Dark blue above, silvery below; anal and pectoral fins pale yellow; caudal fin dark grey; pelvic fins white or hyaline; opercle with black spot (Ref. 3197).
Adults are found in areas with sandy substrate. They migrate to the surface at night. They feed on fish and small crustaceans (Ref. 5213).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Smith-Vaniz, W.F., 1986. Carangidae. p. 638-661. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3197)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 13.3 - 25.4, mean 18.5 °C (based on 78 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00537 - 0.02237), b=2.97 (2.81 - 3.13), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.57 se; based on food items.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).
Nutrients (Ref.
124155): Calcium = 102 [56, 277] mg/100g; Iron = 1.48 [0.57, 3.51] mg/100g; Protein = 17.6 [16.4, 18.9] %; Omega3 = 0.32 [0.15, 0.71] g/100g; Selenium = 15.5 [5.7, 39.4] μg/100g; VitaminA = 17.1 [2.5, 110.0] μg/100g; Zinc = 1.09 [0.68, 1.82] mg/100g (wet weight);
