然而，许多鱼类，如鲨鱼，鲶鱼，旗鱼和海鳟，含有近三分之一脂肪，而鲑鱼和橘棘鲷（红鱼）则超过50％。
However, many fish, such as shark, catfish, swordfish, and sea trout, contain almost one-third fat, while salmon and orange roughy contain over 50%.
夏天，欧鳟从Koocanusa湖逆流而上50英里(约80.4公里)，到不列颠哥伦比亚威格·沃姆河产卵。
In the summer bull trout forge 50 miles upstream from Lake Koocanusa to spawn in the Wigwam River drainage in British Columbia.
要是运气好，说不定咱能钓上一条活蹦乱跳的湖鳟或茴鱼。
With some luck we catch a Lake Trout or Grayling and pull it up through the hole.
如果另一次大水如预计一般把泄漏的石油又推回了河里，这可能会对河中的鱼类资源构成威胁，蒙大拿州鲑鳟类保护协会执行理事BF称。
If another surge of water pushes oil further into back channels as expected, it could be a potential threat to fisheries, said Bruce Farling, executive director of Trout Unlimited's Montana chapter.
如果另一次大水如预计一般把泄漏的石油又推回了河里，这可能会对河中的鱼类资源构成威胁，蒙大拿州鲑鳟类保护协会执行理事BF称。
If another surge of water pushes oil further into back channels as expected, it could be a potential threat to fisheries, said Bruce Farling, executive director of Trout Unlimited's Montana chapter.
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