The magma activity provided the heat source to organic maturation in the center of Bohai Sea,so the center of Bohai Sea could be the prospection of deep gas in Bohai Sea.

• 渤海中部地区的岩浆活动为本区的有机物成熟提供了热机制，因此，渤海中部地区可能是渤海深层天然气的勘探远景区。