Octopamine(OA) constitutes one of biogenic amines in the invertebrate nervous system.

章鱼(OA)是昆虫体内的痕量神经活性物质。

Taking into account of the biogenic components, the algal dolomite, the main component of algal reefs, consisted of Cladosiphonia sinensis, Serpula shandongensis etc.

礁体在成分上以枝管藻、龙介虫等构成的藻白云岩，有良好的储集性能。