Shark marine environment Sebastien Filion/Stuart Cove's/Flickr

公海上的死亡与希望

加拿大哈利法克斯——鲨鱼及其远亲鰩鱼在恐龙出现前就已经在地球上生活。它们躲过了消灭霸王龙及其他所有物种的灾难性大灭绝,也躲过了消灭96%海洋物种的二叠纪-三叠纪大灭绝。即使是锤头鲨等较新进化的鲨鱼谱系在地球上的生存时间也已经超过3,000万年。

但短短数十年后,四分之一的鲨鱼和鰩鱼就将面临着灭顶之灾。这是我们的错——保护鲨鱼是我们义不容辞的职责。

并非只有鲨鱼和鰩鱼在劫难逃。海洋生物多样性的其他部分——尤其是珊瑚、海洋哺乳动物、海鸟和海龟—— 也正在疲于应对人类的压力。结果导致海洋生态系统稳定性和效率下降,并有可能面临四分五裂的威胁。

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