Pelagic algae的用法和樣例：
例句
- Hitherto it was assumed that the main way carbon gets from the top to the bottom of the ocean was as part of dead planktonic algae sinking to the seabed.
在此之前，人們一直認為碳從海面轉移到海底的主要途徑是伴隨著浮遊藻類死亡后而沉沒海底。 - Planktonic algae of some small eutrophic and adlittoral artificial Lake in the city zone of Guangzhou and their water quality were studied in July 2005 to February 2006.
研究了廣州城區某富營養化小型淺水人工湖泊浮遊藻類和水質特徵及其變化規律。
