This whale pump, as it's called, actually brings essential limiting nutrients from the depths to the surface waters where they stimulate the growth of phytoplankton, which forms the base of all marine food chains.
这种所谓的鲸鱼泵 能将深海中的稀缺关键养分 带到水表，促进浮游生物的生长， 而浮游生物是一切海洋食物链的基础。