Sea ice also keeps temperate species from moving north and competing with rare Arctic species.

海冰还阻止温带物种向北移动并与稀有的北极物种竞争。

And this is why we're seeing temperate species moving into the Southeast Greenland waters.

- 这就是我们看到温带物种进入格陵兰岛东南部水域的原因。