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  1. No Access

    Article

    A comparison of water quality and macroinvertebrate community structure in endorheic depression wetlands and a salt pan in the Gauteng province, South Africa

    Depression wetlands (colloquially referred to in South Africa (SA) as pans) are found worldwide and primarily occur in arid regions including North and South America, southern and central Africa and southern a...

    M Burger, J. H. J. van Vuren, L. de Wet, A. Nel in Environmental Monitoring and Assessment (2018)

  2. No Access

    Article

    Zinc Effects on the Embryos and Larvae of the Sharptooth Catfish, Clarias gariepinus (Burchell, 1822)

    A. Viljoen, G. J. Steyn, J. H. J. Van Vuren… in Bulletin of Environmental Contamination an… (2003)

  3. No Access

    Article

    Concentrations of zinc in Barbus marequensis from the lower Olifants River, Mpumalanga, South Africa

    Zinc was detected in all the tissues examined, but in variable concentrations. The highest zinc concentrations were detected in the skin and ovaries. These zinc concentrations also differed significantly from ...

    T. Seymore, H. H. du Preez, J. H. J. van Vuren in Hydrobiologia (1996)

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    Article

    Preliminary laboratory investigation of the bioconcentration of zinc and iron in selected tissues of the banded tilapia, Tilapia sparrmanii (Cichlidae)

    Hein H. du Preez, E. van Rensburg… in Bulletin of Environmental Contamination an… (1993)

  5. No Access

    Article

    Effect of manganese and iron at a neutral and acidic pH on the hematology of the banded tilapia (Tilapia sparrmanii)

    V. Wepener, J. H. J. Van Vuren… in Bulletin of Environmental Contamination an… (1992)