The Features of Submarine Topography in the South China Sea Xie Yixuan Fault Phenomena in the North Peripheries of the South China Sea Liu Yixuan,Tan Yongzheng,Liu Huiping Biogenic Reefs of the Xisha Islands,Guangdong Zhu Yuanzhi The Characteristics of Sedimentation in the Pearl River Delta and the Origin of Manure Water Wu Wenzhong Notes on the Drag Coefficient with Relation to the Influenced Factors over the Yangpu Bay,Hainan Island Wu Houshui Notes on the Energy Exchange at the Air-Sea Interface over the Yangpu Bay,Hainan Island Wu Houshui A Spectro-analysis of the Sea-Waves in the Gulf of Tonkin after a Cold Air Current Wang Wenzhi The Community Structure of the Marine Algae on Porites in the Zhaoshu Island Jiang Fukang,Shan Guozhao Mathematical Model of Hermatypic Corals of the Xisha Islands,Guangdong Province,China Zou Renlin On the Artificial Rearing of the Larvae and Juvenile Pearl Oyster Pinctada martensii(Dunker) Ⅰ.The Artificial Fertilization Jin Qizeng,Wei Yiyao,Jiang Weiguo On the Crabs of Xisha Islands——Dynomene Dai Aiyun,Yang Siliang,Lan Jinyun Studies onthe Crabs of Xisha Islands——Xanthidae Dai Aiyun,Lan Jinyun On the Larvae,Juveniles and Youngs of the Pompano Dolphinfish,Coryphaena equiselis Linnaeus,in the Central part of South China Sea Wei Shuzhen,Chen Zhenran The Biochemical Composition of the Secondary Cement of Balanus reticulatus Utinomi and Balanus amaryllis Darwin Yan Wenxia,Tang Yanlin Notes A Preliminary Report on Experimental Study in Cultural Cyst Nucleate Pearl of Pinctada maxima(Jameson) Xie Yukan,Xu Zhijian,Lin Biping The first large Automatic Oceanographic Meteorological Data Buoy System of Digital Transmission Sucoessfully Developed in China New Techniques Laboratory,South China Sea Institute of Oceanology,Academia Sinica