Distribution of Heavy Metals in Seawater,Surface Sediments and Aquatic Organisms from Baima Bay

Based on the data of environmental survey obtained from Baima Bay in Dec.2005,the distributions of heavy metals in seawater,surface sediments and aquatic organisms were analyzed.The results showed that the contents of Cu,Pb,Cd,Zn of seawater were below the second degree of Sea Water Quality Standard.And,except Zn content of sediment in B4 station,con- tents of four metals were all less than the values of the first degree of Standard for Marine Sediments Quality.Last,the heavy met- als contents in two aquatic organisms also answered for Safety requirements of Not-public disaster aquatic product and Tolerance Limit of Zinc in Foods of China except Cd content in Ruditapes philippinarum.