Prospective areas of gas hydrate in the northern South China Sea aredelineated, such as Taixinan basin, Dongsha Islands, Xisha trough and Qiongdongnan basinand so on, especially in Taixinan basin.

• 南海北部的台西南盆地、东沙群岛海域、西沙海槽、琼东南盆地是天然气水合物远景区,其中台西南盆地为最有利区。