The great barrier reef is the world's largest network of coral structures.

大堡礁是世界最大的礁群。

Like coral reefs, they are a nursery for the oceans.

像礁一样它们是海洋的托儿所。

He used to go fishing on the reef.

他也常常到礁石上去钓鱼。

This is our experiment site where we deployed about 130 reef tiles.

这就是我们的实验地点，在这里，我们布置了130块礁石。

Coral reefs are already appreciated for their beauty.

礁绚丽的外表已备受赞赏。

The coral reefs absolutely need human intervention to help.

礁绝对需要人类的干预帮助。

But when reefs are bleached or damaged, the fish flee, and the reef suffers.

但礁白化或受损后，鱼群会逃走，礁石也会遭受破坏。

The manta rays include one species that lives near reefs and another that's migratory.

蝠鲼是包括在其中生活在礁附近的一个物种, 而另一种则有迁居习惯。

Far better, some say, to turn old rigs into coral reefs.

若要全面考虑的话，有些人认为应该把老的钻塔转换成礁。

Both offer stunning views of tropical waters dotted with colourful fish and coral reefs.

这两地都可以欣赏到热带水域的壮丽景色，那里点缀着五颜六色的鱼类和礁。

They help to (inaudible) and create reefs.

它们帮助形成(听不见的)礁。

Next, we're talking about coral, Carl? No, coral, specifically coral reefs.

接下，我们谈谈吧。我的名字Carl？然不是，是，具体说是礁。

It's underwater loudspeakers and the music they play includes the sounds of healthy reefs.

声量富集是指水下扬声器，它们会播放健康礁发出的声音。

The story out there is that all coral reefs are dying.

据说，所有的礁都在逐渐死亡。

Let's go back to the coral reefs.

我们再回到礁的例子上。

So the shallow reefs that everybody is used to seeing, they're a very diverse ecosystem.

大家都常见到的浅礁是一个非常多样化的生态系统。

But beyond our reef, a great danger is coming!

但在暗礁那端，可怕的危机即将临。

We now know that because of that effort, our reefs are more resilient.

我们现在知道，由于这些努力，我们的礁更有适应力。

These storm waves cause large corals to break apart and scatter fragments about the reefs.

这些风暴的海浪会使大型破裂，并将碎片散布在礁上。

Despite its name, the Great Barrier Reef isn't just one large coral reef.

尽管名字叫大堡礁，但它并不仅仅是一个大型礁。