Method Of Classification And Grading In Qingdao Sea Area

According to the different using types of sea area and their differences in natural, socio-economic conditions and using effectiveness, dividing the same type sea area into different levels, it is called sea area grading. In this paper, a factorial system characterized by aquaculture using in Qingdao, which decides the sea area grade level, was proposed based on the study of theory and method of sea area grading; and the factors' weights and quantitative methods were determined under the factors' degree of influence. Meanwhile, a GIS and database technology-based sea area grading system was developed, which can be used to manage the document and data, inquire the sea area information, quantify the factors, and grade the sea area and so on.