Abstract: The species composition, structure, plysiognomy and succession of mangrove community near Aotou port, Daya are disscussed in this paper. 7 main types of mangrove community are found in this area, there are Avicennia marina community, A. marina + Kandelia candel-Aegiceras corniculatum community, Excoecaria agallocha-Bruguiera gymnorhiza community, Excoecaria agallocha Aegiceras corniculatum community, Aegiceras corniculatum community, and Acanthus ilicifolius community.