Phosphorus-laden water has also seeped into the St Lucie and Caloosahatchee estuaries, poisoning oyster beds and causing harmful algae blooms.

• 富磷污水也已经渗入圣鲁西和克卢萨哈奇河口，污染了牡蛎养殖场，并导致有害藻类的大量繁殖。