The phosphate was deposited by the decay of marine microorganisms.海洋微生物腐烂后沉积形成磷酸盐。Bezanik is diving to collect marine organisms.贝扎尼奇正在潜水采集海洋生物。the richness and variety of marine life海洋生物的丰富多样...
Plankton is at the bottom of the marine food chain.浮游生物处于海洋食物链的最底层.marine planktonic diatom海洋浮游硅藻marine biota海洋生物区marine fauna水产动物Bezanik is diving to collect marine organisms.贝扎尼奇正在潜水采集海洋生物。marine and freshwater eukaryo...