The main types of subtle reservoirs in the north of South China Sea are lithologic reservoir,stratigraphic reservoir,burial hill reservoir and diapir reservoir.

• 南海北部隐蔽油气藏主要类型以岩性、地层、潜山和底辟为主,而主要发育于盆底扇、斜坡扇、陆架边缘三角洲和碳酸盐岩等沉积体系内。