Even marine experts like seaworld's Jeni Smith were mystified.

就连海洋世界的海洋专家Jeni Smith也感到困惑。

And French marine experts have launched an ambitious operation to rescue an ailing beluga whale which swam up the Seine river.

法国海洋专家正在努力营救一条游向塞纳河的生病白鲸。

A team of archaeologists and marine experts dove deep into the lake to find what are now the earliest known signs of human habitation in the region.

该地区是目前已知最早的人类居住痕迹，因此，由考古学家和海洋专家组成的团队潜入湖中去探寻。

We're going to hear from marine experts who believe it's just as important to save the little creatures in the ocean as it is the big ones.

我们将听到海洋专家的意见，他们认为拯救海洋中的小生物和拯救大生物一样重要。

According to professor Wang Aimin, a marine expert from Hainan University, the marine ranch demonstration zone's more than 2,500 artificial cement reefs and 21 ship reefs have enabled coral, fish, shrimp and shellfish to flourish.

据海南大学海洋专家王爱民教授介绍，海洋牧场示范区有 2500 多个水泥型人工鱼礁和 21 个船型礁，促进珊瑚、鱼、虾和贝类等海洋生物圈繁荣。