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Trachurus capensis:   (click for more)

Trachurus capensis:   (click for more)

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Synonyms
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  • Selar tabulae  Barnard, 1927: 538
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  • Trachurus capensis  , , (of authors).
    FAO Names
    En - Cape horse mackerel, Fr - Chinchard du Cap, Sp - Jurel del Cabo.
    3Alpha Code: HMC     Taxonomic Code: 1702300413
    Diagnostic Features
    Body elongate, slightly compressed with upper and lower profiles about equal. Head large; posterior end of upper jaw reaching anterior margin of eye; lower jaw slightly projected. Maxilla large, wide, not covered by lachrymal. Adipose eyelid well developed. Small nostrils closely situated each other, anterior nostril oval and posterior nostril crescent. A distinct notch on posterior margin of opercle. Dorsal accessory lateral line terminating below soft dorsal rays 19-27.  Gillrakers, including rudiments 15-21 upper, 45-56 on lower limb of first gill arch.  Interorbital region slightly arched, its width usually slightly larger than eye diameter. Shoulder girdle (cleithrum) margin with a small furrow at upper end, but no papillae present.  First dorsal fin with 8 spines and I + 31-36 soft rays. Anal fin with I + 24-32 preceded by 2 strong spines. Pelvic fin (I,5) moderate in size, originating below end of pectoral fin base.  Scales in curved lateral line 31-36, expanded dorsolaterally and scute-like; in straight lateral line 33-46 scutes; total scales and scutes 65-79.  Colour no distinctive markings except for a small, black opercular spot on edge near upper angle. Upper part of body and top of head dusky to nearly black or grey to bluish green; lower two thirds of body and head usually paler, whitish to silvery. 
    Geographical Distribution

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    In the Eastern Atlantic from the Gulf of Guinea to South Africa including the Agulhas Bank in the Indian Ocean (it extends from St. Helena Bay around the Cape to Natal and Delagoa Bay).
    Habitat and Biology
    Benthopelagic species;usually over sandy bottom in 100-300 m, but reported to 500 m,also pelagic and near surface at times.Feeding primarily on crustaceans (copepods), shrimps, but also small fishes and squids.
    Pelagic eggs; at the Cape an inshore migration for spawning occurs from October to January. 
    Size
    Maximum about 60 cm fork length, common to 30 cm.
    Interest to Fisheries
    Caught with pelagic trawl and bottom trawl. The total catch reported for this species to FAO for 2002 was 386 361 t. The country with the largest catches was Namibia (359 183 t).
    Utilized mostly fresh, frozen, dried salted, smoked and canned.
    Local Names
    English : South African ,  Maasbanker ,  Saurel ,  Scad ,  Horse mackerel .
    Bibliography
    Fischer, W.; G. Bianchi; W. B. Scott (eds.). - 1981Fiches FAO d'identification des espèces pour les besoins de la pêche. Atlantique centre-est; zones de pêche 34, 47 (en partie). Canada Fonds de Dépôt. Ottawa, Ministère des Pêcheries et Océans Canada, en accord avec l'Organisation des Nations Unies pour l'Alimentation et l'Agriculture, Vol. 1-7: pag. var.
    Barnard, K. H. - 1947 A pictoral guide to South African fishes. Marine and Freshwater. Maskew Miller Ltd. Cape Town.
    Ben Salem, M. - 1988 Taxinomie numérique des espèces du genre Trachurus.
    Rafinesque - 1810 (Poissons, Téléostéens, Carangidae). Cybium, 12 (1): 45-58.
    Shaboneyev, I. Y. - 1980 Systematics, Morpho-Ecological Characteristics and Origin of Carangids of the genus Trachurus. J. Ichthyol., 20 (6): 15-25.
    Smith-Vaniz, W. F. - 1986 Carangidae. In: P.J.P. Whitehead et al., (eds.). Fishes of the North-eastern Atlantic and the Mediterranean (FNAM). Unesco, Paris, vol. II: 815-844.
    Smith-Vaniz, W. F., J.C. Quéro & M. Desoutter. - 1990 Carangidae. In: J.C. Quero et al., (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). Unesco, Portugal, vol. II: 729-755.
     
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