t-DDT River mouth t-DDT Coast γ-HCH River mouth γ-HCH Coast Dieldrin River mouth Dieldrin Coast PCBs River mouth PCBs Coast
Mediterranean Sea (s) 2.7 9.7 0.1 4.4 nd nd 19.3 8.9
Mediterranean Sea (b,l) 12 nd nd nd 0.9 nd 65 nd
Aegean Sea (w) 0.4 0.6 0.02 0.03 0.3 0.2 2.1 1.8
Bay of Bengal (b, I) 103 209 51 46 126 145 0.95 0.98
East China Sea (b) nd nd nd nd nd nd 9.3 4.9
North Sea (b,l) 440 145 100 43 183 27 5069 13500
East Java Sea(b l) 156 143 34 70 Nd Nd 192 200
Atlantic (s) 15.2 14.3 nd nd nd nd 7.4 5.8
Indian Ocean 0.3 nd nd nd nd Nd 9.02 21.1
Australian coast (w)                
w, water (ng/L) s,sediment (ng/g); b (l), biota (ng/g, lipid basis)
Table 2: Mean concentrations of chlorinated hydrocarbons in different coastal environment.