in this paper characteristics of taxa composition of the Scleratinian coral community on Luhuitou finging reef were analyzed quantatively. Using selected measure methords of α-diversity and β-diversity, the diversity of the species, genus family in this community and their relationship with the environmental conditions were analyzed. The results indicate that. the reef-building coral community on Luhuitou fringing reef had high values of species diversity and evenness indices. However, there were remarkable...