Lake groups in the Songnen plain are low plain lake groups, which are located in the temperate semihumid area in China. The landscape characters of them are related to their geography location.The internal ragional differences of lakes are composed of many kinds factor and property . So it can divided them into six sub - regions based on the succession of distribution, environmental character, regional difference of the principal types and type combination. They are Daqing lake groups, Momoge lake groups, Shell lake groups, Qian' an lake groups. Da'an lake groups and Xiangwu lake groups. According to the difference of gemorphic location, it can also divided further into small lake regions.