Studies landscape diversity, including structural diversity, function and dynamics are of great significance in the research landscape. The findings shed light on landscape character, natural features of the area. This is the scientific basis for establishing the full development purposes. As the second largest island, Cai Bau has abundant natural resources, diverse landscape. The elements forming the landscape has created a rich diversity in the structure and functions of the regional landscape. With 18 types of landscape make horizontal structure Cai Bau island. At the same time, the landscape of the island has many functions for socio-economic development, environmental protection territory. The results of this study are the basis for the further study of landscape assessment, or build a scientific basis for exploitation-oriented, resource use, planning...