And because of their size and few predators, whales and other big Marine vertebrates can efficiently export carbon from the surface waters to the deep sea.

而且由于其体积大，鲜有天敌，鲸鱼和其它大型海洋脊椎动物可以有效地吸收海水表层的碳，将其输出到深海。

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Also, the competitors and predators of a species often don't reach an island, but competition and predation in the deep sea can be intense.

竞争者和动物天敌通常也不会到达这个小岛，但是深海的竞争和掠食却很猛烈。

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