Environment: milieu / climate zone / rango de profundidad / distribution range
Ecología
marino; salobre demersal; rango de profundidad 10 - ? m. Subtropical; 28°S - 34°S
Southeast Atlantic: Mossel Bay to Natal in South Africa.
Length at first maturity / Tamaño / Peso / Age
Madurez: Lm 57.5  range ? - 70 cm
Max length : 200 cm TL macho / no sexado; (Ref. 3198); common length : 100.0 cm TL macho / no sexado; (Ref. 3507); peso máximo publicado: 80.0 kg (Ref. 4537)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 11; Radios blandos dorsales (total) : 10 - 11; Espinas anales: 3; Radios blandos anales: 8. Reddish, bronzy or golden-yellow in color; young with a blotch behind dorsal fin.
Body shape (shape guide): fusiform / normal.
Found near rocky banks in coastal waters including estuaries. Adults solitary and territorial. Feeds on octopus, crabs and fish, especially Spondyliosoma. The flesh is highly esteemed, but the liver is poisonous due to high vitamin A content which causes hypervitaminosis. Popular angling fish. Largest of the porgies.
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Smith, J.L.B. and M.M. Smith, 1986. Sparidae. p. 580-594. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 3198)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Poisonous to eat (Ref. 3507)
Human uses
Pesquerías: escaso valor comercial; pesca deportiva: si
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Preferred temperature (Referencia
123201): 15 - 24, mean 22.2 °C (based on 10 cells).
Phylogenetic diversity index (Referencia
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01549 (0.00885 - 0.02710), b=3.04 (2.89 - 3.19), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Nivel trófico (Referencia
69278): 4.5 ±0.61 se; based on food items.
Generation time: 14.6 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliencia (Referencia
120179): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (K=0.08; tm=5-7; tmax=30;).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (80 of 100).
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Climate Vulnerability (Ref.
125649): Very high vulnerability (92 of 100).
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Nutrients (Ref.
124155): Calcium = 29 [17, 56] mg/100g; Iron = 0.833 [0.448, 1.585] mg/100g; Protein = 20.2 [19.2, 21.3] %; Omega3 = 0.36 [0.22, 0.60] g/100g; Selenium = 37.5 [16.0, 74.5] μg/100g; VitaminA = 9.94 [2.73, 33.75] μg/100g; Zinc = 0.486 [0.332, 0.711] mg/100g (wet weight);