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  1. Metal concentrations in water, sediment and sharptooth catfish <em>Clarias gariepinus</em> from three peri-urban rivers in the upper Manyame catchment, Zimbabwe

    Metal concentrations in water, sediment and sharptooth catfish Clarias gariepinus from three peri-urban rivers in the upper Manyame catchment, Zimbabwe

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: T Nhiwatiwa --- Department of Biological Sciences, Zimbabwe M Barson --- Department of Biological Sciences, Zimbabwe AP Harrison --- Department of Animal and Veterinary Basic Sciences, Denmark B Utete --- Department of Biological Sciences, Zimbabwe RG Cooper --- Division of Physiology, UK
    Concentrations of zinc, cadmium, chromium, nickel, lead, copper and iron were measured in flowing water, riverbed sediments and tissues of sharptooth catfish Clarias gariepinus from three rivers in the upper Manyame catchment over seven months in 2008–2009. The Manyame and...
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  2. Heavy metal profiles in limpets and algae on the Eastern Cape coast of South Africa

    Heavy metal profiles in limpets and algae on the Eastern Cape coast of South Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: N Mbandzi --- , South Africa MDV Nakin --- , South Africa GM Saibu --- , South Africa AO Oyedeji --- , South Africa
    Heavy metal pollution is an increasing threat to the marine environment and is a major health concern. Both marine limpets and algae have been employed as biomonitors elsewhere in the world, but there are few or no data for these...
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  3. Southern mullets (<em>Chelon richardsonii</em>) as a potential biological indicator for mercury pollution in the Walvis Bay lagoon, Namibia

    Southern mullets (Chelon richardsonii) as a potential biological indicator for mercury pollution in the Walvis Bay lagoon, Namibia

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Veronica Kaleinasho Kapula --- University of Namibia, Namibia Hilkka Opolili Ndahafa Ndjaula --- University of Namibia, Namibia Stephanus Hamutenya --- , Namibia Johannes Angala Iitembu --- University of Namibia, Namibia
    Southern mullet Chelon richardsonii is one of the important fish species found in the Walvis Bay lagoon (WBL) that is commercially exploited for local consumption. The southern mullet is, however, exposed to mercury (Hg) found in sediments, which forms part...
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