The fluvial reservoir in Guantao Formation has the greatest exploration potential in Bozhong sag because it is large in sandbody size, high in sandstone texture maturity and weak in diagenesis.

• 馆陶组储层为河流沉积体系,砂体规模大,砂岩结构成熟度较高,成岩作用相对较弱,是渤中地区最为有利的储层。