浮游植物是水生食物网的基础，作为初级生产者，它们是小到微观浮游动物、大到数吨的鲸鱼的食物。
Phytoplankton are the foundation of the aquatic food web, the primary producers, feeding everything from microscopic, animal-like zooplankton to multi-ton whales.
同时，宏体藻类作为生态系统中的初级生产者成为一种新的食物，改变了后生动物的食谱。
In addition, the macroalgae served as a primary producer in the paleoecosystem to provide an alternative food for the metazoarl.
海藻是食物链中的初级生产者，是动物、微生物的摄食、侵袭对象。
As an elementary producer in food chain, algae was preyed on by animals and microbe.
海藻是食物链中的初级生产者，是动物、微生物的摄食、侵袭对象。
As an elementary producer in food chain, algae was preyed on by animals and microbe.
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