A study was conducted to determine the presence of trace elements and heavy metals in
marine macrophytes belonging to chlorophyceae and phaeophyceae collected from Okha,
India, the North-eastern Arabian Sea. The result shows there is a mark of difference in the
metal content among the seaweeds of different groups. In green seaweeds ie
chlorophyceae the trend of mineral content was Fe> Al> Zn> As> Pb> Cu> Cr and Cd,
whereas the trend in phaeophyceae was Fe> Al> Zn> As> Cu> Pb> Cr> Cd. The Hazard …