Author:Oberholster, Paul J; Myburgh, JG; Ashton, PJ; Coetzee, JJ; Botha, A-MDate:Jan 2012Concentrations of total aluminium (Al) and iron (Fe) were determined in Lake Loskop over a period of four months in 2009 in samples of phytobenthos, phytoplankton, macroinvertebrates, amphibians and fish. The highest concentrations of Al and ...Read more