Medusae play an important role in Marine ecosystem.

水母类是海洋生态系统中非常重要的一个类群。

The Marine ecosystem also couldn't avoid this disaster.

海洋生态系统也无法避免这场灾难。

Bloom A sudden growth of microorganisms in a freshwater or marine ecosystem, often known as an algal bloom.

淡水或海洋 生态 系统中 微生物迅速增长的现象，例如藻类造成的水华。

This makes them crucial in supporting a healthy marine ecosystem upon which more than 1bn people depend for food.

这使珊瑚礁对于维持健康的海洋生态系统至关重要，而全球有超过十亿人要依靠海洋提供食物。

Because plankton are the base of the Marine food chain, the South Atlantic Ocean supports a rich Marine ecosystem.

由于浮游生物是整个海洋食物链的基础，所以南大西洋在海洋生态系统中起着重要作用。