Ocean disaster survey of No.0715 typhoon"lekima" in hainan province

No. 0715 tropical cyclone"Lekima"is the strongest Typhoon that affected the Hainan Province in 2007. It has the characteristics of frequent changed track、strong intensity、strong rainfall and large influence range、longer time and twice becoming typhoon and twice landing. The"Lekima"had caused huge wave for 6 days on south China sea and there appeared high tide exceeding the warning water level from northeast to west coast of Hainan island, so it produced ocean disaster to a greater extent. The author made a survey to this process. We hope the result of this survey will provide reference to ocean environmental protection and marine engineering building.