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打印
The open ocean beyond their shallow reef is, in fact, a huge barrier.
開闊海域的淺礁如同一個巨型柵欄
So how did all these fish come to be here?
那么魚兒們是如何來到這里的?
Colonising new reefs is a challenge faced by fish across the South Pacific,
對于穿越南太平洋的魚類而言，開拓新領地是一種挑戰
but they have a simple solution.
然而它們有簡單的解決方法
Once a year, thousands of groupers gather on the reefs.
每年上千條石斑魚都會在暗礁上聚會一次
With the coming of the full moon, an extraordinary event unfolds. They spawn.
滿月時，一種奇異的景象發生了。石斑魚開始產卵
A female darts up and releases millions of eggs,
雌魚釋放出數百萬顆卵
quickly followed by the males, who jostle to fertilise them.
雄魚快速跟進，競相給魚卵授精
But starting new life can end in death.
然而新生命剛一開始就可能馬上面對死亡
Grey reef sharks. Groupers are normally too quick for sharks...
它們是灰礁鯊。通常石斑魚的速度要比鯊魚快得多
but a distracted grouper is shark bait.
但一條慌亂的石斑魚很容易成為鯊魚的美餐。
