About This Fish

Silver Kob

The silver kob (Argyromus inodorus) is a ray finned fish which belongs to the family Sciaenidae under order Perciformes of Class Actinopterygii. It is distributed in Namibia southwards around the Cape of Good Hope and northwards at least as far as the Kei River in South Africa. Silver kob prefers temperature which ranges between 13 and 16°C. It is a relatively resilient fast-growing species which mostly occurs in coastal waters but it is seldom found inshore waters. The juveniles tend to be found on shallow soft bottom habitats within 15-50 m depth ranges.

The silver kob has an elongated and laterally compressed body with blunt snout. The overall body color is silvery and has a striking pearly pink sheen on the head, flanks and dorsal surface. The fins are translucent or dusky. The inside of the mouth is pale yellow to yellowish grey. Lateral line is single and complete, of which, anterior part is slightly curved. Dorsal fin is divided into a spinous part and a soft part by a deep notch. Spinous dorsal fin contains 11 spines while soft dorsal bears 25-29 rays. Anal fin consists of 2 spines and 7-8 soft rays. Caudal fin is triangular in shaped while pectoral fin is long and pointed. The Silver Kob is nocturnal fish which feeds mainly on small pelagic fish, crabs, squid, cuttlefish, shrimps and prawn. The female reaches sexual maturity at about 31-38 cm in length while male at 29-31 cm in length. It spawns during the period from August to December with a peak in spring. At the end of the spawning season adult silver kob leaves the spawning ground and returns to the feeding ground. It reaches up to 145 cm in length and 73.5 kg in weight. It can live up to 25 years.

= Excellent   = Good   = Fair

Location Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec