An investigation of cadmium (Cd), chromium (Cr), copper (Cu), iron (Fe), ni
ckel (Ni), lead (Pb) and zinc (Zn) accumulation was carried out in the bent
hic macro-invertebrates and in some selected species of Western Yamuna Cana
l (WYC) from January 1997 to September 1997 at various stations. The levels
of these 7 heavy metals were found to vary from NT (Non-traceable) to 18.0
, NT to 74.0, NT to 74.0, NT to 4270.0, NT to 100.0, NT to 39.0 and NT to 4
00 mu g/g dw respectively.