Dictionary of Allergies .. Bioaccumulation

The build-up of a pollutant within the tissues of a living organism to concentrations much higher than the surrounding environment. This usually occurs as predators eat large numbers of prey each having a small amount of a pollutant in their body.

References

Yu M, Luo XJ, Wu JP, Chen SJ, Mai BX. Bioaccumulation and trophic transfer of polybrominated diphenyl ethers (PBDEs) in biota from the Pearl River Estuary, South China. Environ Int. 2009 Jul 16.