海獭重新在阿拉斯加威廉王子湾玩耍，大马哈鱼和其他一些物种的数目也出现反弹。

Sea otters once again play in the waters of Alaska’s Prince William Sound, and salmon and some other species have rebounded.

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早在20世纪70年代，多数专家认为南部海獭数量将阿拉斯加的那样以每年近20%的增长率快速增长。

Back in the 1970s, most experts thought the southern sea otter population would expand at a swift clip of nearly 20% per year like those in Alaska.

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首先，由于没有人发现有海獭尸体被冲上阿拉斯加海滩，所以污染理论捕食那么站得住脚的。

First, the pollution theory is weakened by the fact that no one can really find any Dead Sea otters washing off on Alaskan beaches.

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