Survey of enrishment of heavy metals in food chain of quatic animals in Baiguishan Reservoir

Objective To understand the the enrichment of heavy metals in aquatic animals in Baiguishan Reservoir The samples from food chain of aquatic animals were obtained and the contents of three heavy metals,lead(Pb),cadmium(Cd) of arsenic(As) content were determined by.Methods The contents of lead,cadmium and arsenic did not exceed the standard.Conclusion The contents of heavy metals in aquatic animals of Baiguishan reservoir is in the alloweed limit but relevant minitoring activities be conducted in the future fo the sake of protection of environment.