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Eupercaria/misc (Various families in series Eupercaria) >
Sciaenidae (Drums or croakers)
Etymology: Atractoscion: Greek, atraktos, arrow + Greek, skion, skiaina = barbel, red mullet (Ref. 45335).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique; profondeur 15 - 200 m (Ref. 3593), usually 100 - 200 m (Ref. 3593). Tropical; 14°N - 28°S
Western Indian Ocean: off Mozambique and South Africa.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 65 - ? cm
Max length : 130 cm TL mâle / non sexé; (Ref. 4373); common length : 90.0 cm SL mâle / non sexé; (Ref. 9772); poids max. publié: 25.0 kg (Ref. 4373)
Épines dorsales (Total): 10 - 11; Rayons mous dorsaux (Total): 25-32; Épines anales 2; Rayons mous anaux: 9 - 10. Body silvery (Ref. 4373).
Found in coastal waters, over sand muddy bottom. Juveniles enter estuaries. Adults feed on pelagic fishes at night. Often caught with Umbrina canariensis. Feeds on pelagic fish such as mackerel and horse mackerel (Ref. 36731). Marketed fresh, flesh highly esteemed (Ref. 9772).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Chao, L.N. and E. Trewavas, 1990. Sciaenidae. p. 813-826. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris; and UNESCO, Paris. Vol. 2. (Ref. 3593)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; pêche sportive: oui
Plus d'informations
RéférencesAquacultureProfil d'aquacultureSouchesGénétiqueElectrophoresesHéritabilitéPathologiesTraitementNutrientsMass conversion
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 14 - 26.5, mean 18.7 °C (based on 131 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00413 - 0.01752), b=3.08 (2.91 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 4.5 ±0.80 se; based on food items.
Generation time: 4.1 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (K=0.27; tm=5).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (51 of 100).
Climate Vulnerability (Ref.
125649): Very high vulnerability (83 of 100).
Nutrients (Ref.
124155): Calcium = 44.8 [25.6, 94.5] mg/100g; Iron = 0.725 [0.352, 1.348] mg/100g; Protein = 18.7 [17.4, 20.0] %; Omega3 = 0.217 [0.106, 0.379] g/100g; Selenium = 90.5 [45.3, 199.3] μg/100g; VitaminA = 26.7 [8.7, 87.3] μg/100g; Zinc = 0.651 [0.448, 0.988] mg/100g (wet weight);
