...文提到，卑诗省野生三文鱼数量拉警报，可能再过几年就会灭种绝迹了，他的硏究指出，因为卑诗省海域出现愈来愈多的海虱(sea lice)，就是源自三文鱼养殖场内，导致年幼的野生三文鱼被海虱感染而死亡。
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结果显示，以海水鱼虱（sea lice）感染症、 贝尼登虫病 （ Benedeniasis ）和石斑鱼皮肤溃疡症最为常见。
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Lotta Sea Lice 唱片名
It's all about these sea lice.
全都是关于海虱的。
youdao
Sea lice are killing them.
海虱正在杀死它们。
Salmon grown in large farms like Norway's are especially susceptible to sea lice, which are anincreasing menace to anyone trying to make a living farming fish.
在大型养植场养植的鲑鱼，如在挪威的养殖场，特别容易遭到海虱的浸害，这也越来越要挟到养鱼为生的人。
It says farms are required to monitor sea lice and seals are discouraged by acoustic deterrents and nets.
BBC: How can Scotland cope with China's salmon demands?
The strong tides in those northern waters wash through the farms, reducing the problem of sea lice and other ailments.
ECONOMIST: Pressure is mounting to do something about salmon farms
It follows four years of research and development aimed at finding a natural method of tackling the problem of sea lice.
BBC: Western Isles salmon farm in wrasse 'first'
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