Ke Huang, State Key Laboratory of Tropical Oceanography, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China, Dongxiao Wang, Chinese Acad Sci, Guangzhou, China, Weiqing Han, Univ of Colorado, Boulder, CO, United States, Ming Feng, CSIRO, Oceans and Atmosphere, Crawley, WA, Australia, Gengxin Chen, State Key Laboratory of Tropical Oceanography, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Weiqiang Wang, South China Sea Institute of Oceanology, Chinese Academy of Sciences, State Key Laboratory of Tropical Oceanography, Guangzhou 510301, China, Ju Chen, SCSIO South China Sea Institute of Oceanology, Chinese Acaademy of Sciences, Guangzhou, China and Jian Li, SCSIO South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, China