Several locations along the coast of China were selected as the representative study areas of China coast: Jiaozhou Bay, Changjiang River Estuary, Xiamen Harbor (including a brackish lake in Xiamen Island: Yundang Lake), Daya Bay, Hong Kong waters, and the ecology and taxonomy of nano-diatoms were studied by using transmission electron microscope (TEM) and scanning electron microscope (SEM). The ecological studies include the species composition, dominant species composition, cell abundance, spa...