This bleaching occurs because corals can only live in a narrow temperature range. 这种漂白现象之所以发生是因为珊瑚虫只能在很窄的气温范围内存活。 Healthy corals get their colour from microscopic algae living in their tis...
In the direct path of the cyclone,waves pulverised the reef and huge swells seriously damaged corals 500km from the eye of the storm. 沿着飓风前进的路线，海浪把珊瑚礁磨成粉末，风眼范围内500公里的珊瑚礁都被严重破坏。...
A cyclone can be over 500km across,with winds swirling around the eye at 300km per hour. 一个气旋直径能有500公里，风绕着风眼旋转的速度有300公里每小时。 It's the most destructive force the Great Barrier Reef must face. 这是...
It means the living can slip away, for now. 这意味着现在活着的动物可以逃跑。 She'll not go far, for she'll be back again,up to eight times during a single breeding season to deposit up to 100 eggs on each visit. 它不会走的很远，...
Tiger sharks are generally solitary,so this gathering of 16 is extremely unusual. 虎鲨通常都是独居的,所以聚集了16只是极其少见的。 This is the largest number of tiger sharks seen in one place at any one time. 这是头一次在一个...
This is no mindless killer, this shark is smart. 没有愚笨无知的杀手，这些鲨鱼非常聪明。 It pitches up at the peak of the turtle nesting season and simply waits for the tide to deliver its food. 它在海龟的繁殖高峰大吃了一...
A tiger shark could dismember this turtle and can even saw through her shell. 虎鲨能够肢解这只海龟能锯开它的壳。 She's on high alert. 它现在警惕性很高。 She turns and tilts rapidly,presenting her widest profile. 它迅速的转...
Contrast that with this monster,a tiger shark. 相比于这些怪物,虎鲨。 Like the tiniest marine life,it too rises up from the ocean's depths,but, unlike the plankton, it's planning to stay a while. 像最小的海洋生物一样，它也同样来...
But that pales into insignificance when compared to the daily vertical migration of these microscopic animals called zooplankton. 但是当和每天在珊瑚礁墙上垂直活动的浮游生物相比它显得又是那么微不足道。 At sunset,all...
And extremely cold. 极端的寒冷。 At four degrees, it's the same temperature as the sea in the Antarctic. 只有四摄氏度和南极洲海水同样的温度。 The ROV reaches a depth of 800 metres,not quite at the bottom, but not far off. 水下...
