While there are numerous types of sharks, only four are most frequently cited in encounters with humans—the bull shark, the tiger shark, the great white shark and the oceanic white tip shark.

鲨鱼的种类有很多，而经常被载攻击人的只有四种 – 牛鲨（学名白真鲨）、虎鲨（学名居氏鼬鲨）、大白鲨（学名噬人鲨）、白鳍鲨（学名灰三齿鲨）

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A statement on its website read: "attacks by oceanic white tip sharks are extremely rare and shark attacks of any kind are very unusual in the Red Sea."

其网站上的一则声明说：“海洋白鳍鲨的攻击极其罕见，在红海几乎没有任何类型的鲨鱼攻击。”

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Its cameras spotted an oceanic white-tip shark during the descent.

BBC: A deep sea mission of genuine exploration