脆弱天堂 08-英语听力

[00:00.01]The waterjets break up the outline of the boat from below
喷水式推进器从下面把船的轮廓打散 [00:03.31]And mimic the noise and commotion of baitfish when under attack.
并且模仿发出饵鱼在受到攻击时的噪声和骚动 [00:07.48]Meanwhile, live baitfish are strewn around the boat to keep the tuna interested.
与此同时，活鱼饵散布在船的周围以吸引金枪鱼 [00:12.11]It may look like a lot of effort for a few fish
这看起来可能有些小题大做 [00:15.54]But this pole and line technique of fishing can be surprisingly effective.
但这种垂钓的方式却出奇的有效 [00:20.19]Fishing for export is now big business in the tropical Pacific
出口鱼类现在是热带太平洋最大的贸易 [00:24.52]With tuna alone accounting for 30 times more fish than
以捕鱼为生的渔民捕捉的鱼的数量中 [00:27.95]all the fish caught by subsistence fishermen.
金枪鱼是其他种类的鱼30多倍 [00:31.10]So is commercial fishing sustainable?
所以照这样的趋势商业捕鱼能够达到可持续吗？ [00:34.52]Skipjack are the smallest
鲣鱼是体型最小的 [00:36.20]And by far the most abundant tuna species in the Pacific.
也是迄今为止太平洋里数量最多的一种金枪鱼 [00:39.29]They reach maturity in just a year
它们在一年内达到成熟 [00:41.40]And then spawn many times within a season.
并在一个季节多次产卵 [00:44.32]They seem to be the perfect catch
它们这样的繁殖节奏似乎是最适合捕捉 [00:46.44]As their numbers just keep bouncing back.
因为它们的数量总是在某个水平上上下波动 [00:49.30]But not all marine life is so resilient.
但是不是所有的海洋生物都有如此数量弹性 [00:52.18]Thanks to modern fishing
由于现代渔业 [00:53.81]Some of the best-known animals of the Pacific are in deep trouble.
太平洋上一些广为人知的动物深陷危机