Mangroves,coral reefs, upwelling and coastal wetlands are known as the world's four most productive
natural ecosystem [1]. Mangrove wetland, as one of important wetlands, has become the the main object
of study of the international wetland biodiversity conservation and ecological protection .The survey has
important ecological and economic value [2,3]. This paper describes the mangrove data sources of the
current remote sensing identification , data platform, technical processing, classification and feature
extraction, analysis its shortcomings. Finally we came up with some recommendations and carried out the
prospect of the future.