汀角有香港面积最大的硬底质红树林，作者调查了该红树林区沉积物、红树植物以及双壳类动物体内重金属（Cu、Pb、Zn和Ni）的含量。
Ting Kok has largest hard-bottom mangal in Hong Kong . We investigated the contents of heavy metals ( Cu , Pb , Zn and Ni ) in sediments , plant tissues as well and edible parts of bivalves in this mangrove area .
硬底质