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The concentrations of heavy metals in two tropical fish species (Malapterurus electricus and Chrysichthys nigrodigitatus) from Ogba river in Benin City, Nigeria, were investigated between November… (More)
This paper reviewed aquatic ecosystem pollution with particular reference to pathogens in water, sediment and fish and their human health concerns. It highlighted the historical perspective of the… (More)
The toxicity of zinc and the influence of cadmium on the toxicity of zinc to Clarias submaginatus was investigated under laboratory conditions. The fish were exposed to Zn concentration of 0.25, 0.5,… (More)