Fordham said that because many of the sharks on the red list are at the top of the food chain, their extinction could also cause major local ecological problems.

• 福特汉姆表示，由于红色名单上的许多鲨鱼物种都处于整个生物食物链的顶层，它们的灭绝可能还会引起严重的区域性生态问题。