Such luxuriant growth lowered water transparency, which in turn deprived the bottom algae of light and eventually led to their loss, which altered the entire natural ecosystem. 表層浮游植物的繁茂生長(cháng)卻會(huì )降低海水的透光度,剝奪了底層海藻的陽(yáng)光,導致底層植物死亡,而改變了整個(gè)自然生態(tài)系。