Environment: milieu / climate zone / depth range / distribution range
Écologie
marin benthopélagique. Subtropical
Western Indian Ocean: Transkei, South Africa to Madagascar but reported as far south as Still Bay (west of Mossel Bay), South Africa.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 35.0 cm TL mâle / non sexé; (Ref. 5213); common length : 20.0 cm TL mâle / non sexé; (Ref. 6082); poids max. publié: 1.7 kg (Ref. 4370)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Épines dorsales (Total) : 10; Rayons mous dorsaux (Total) : 21 - 23; Épines anales: 3; Rayons mous anaux: 13 - 14.
Found in coastal waters and rivers. Feeds on mollusks and crustaceans (Ref. 5213). Flesh of excellent quality (Ref. 6082).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
van der Elst, R., 1981. A guide to the common sea fishes of southern Africa. C. Struik, Cape Town. 367 p. (Ref. 3670)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquaculture: commercial; pêche sportive: oui
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 19 - 26.3, mean 24.9 °C (based on 30 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01698 (0.00689 - 0.04188), b=3.02 (2.80 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.6 ±0.50 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (25 of 100).