Trachinotus africanus
Descrizione della specie da Wikipedia in inglese descrizione completa
Description Trachinotus africanus is a very deep bodied fish, silver in colour with blue fins with yellow margins. The fish has a blunt nose and does not have large spots.
Distribution Trachinotus africanus has a disjunct distribution with three populations. There is a population in the south-western Indian Ocean along the African coast from Knysna in South Africa to Delagoa Bay in Mozambique; a second population occurs in the northern Indian Ocean from the Gulf of Aden in Yemen to Karachi in Pakistan; and the third population is located around Bali in Indonesia. This species was described in 1967 by the South African ichthyologist James Leonard Brierley Smith (1897-1968) with the type locality given as Knysna.
Habitat and biology Trachinotus africanus is an inshore species of the surf zone which has a tolerance for water with low salinity and will enter estuaries. It is a bottom feeder which prefers the seaward edges of reefs which frequently forages for food in wave formed gullies in sandy substrates and along the edge of the wave zone. It is a solitary species. The fish feed upon rock mussels, sand mussels, sand dollars, crabs, and mole crabs.
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Description Trachinotus africanus is a very deep bodied fish, silver in colour with blue fins with yellow margins.
Fonte: Wikipedia EN · CC BY-SA 4.0 · autoriHabitat and biology Trachinotus africanus is an inshore species of the surf zone which has a tolerance for water with low salinity and will enter estuaries.
Fonte: Wikipedia EN · CC BY-SA 4.0 · autori