海洋鱼类中的汞含量也很高——尤其在体型较大的鱼类体内，如鲨鱼、金枪鱼和旗鱼。
Mercury levels are high in marine fish, too—particularly in larger species, such as shark, tuna, and swordfish.
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%.
旗鱼是海洋中最美丽、最优雅的鱼类之一。
Sailfish are one of the most beautiful and graceful fish in the sea.
这些鱼类包括鲨鱼、旗鱼、鲭鱼和方头鱼。
These include shark, swordfish, king mackerel, and tilefish.
大型食肉鱼类-如方头鱼，旗鱼和鲭鱼的甲基汞水平往往高于比他们更小的鱼，因为其水生食物链中更高。
Large, predatory fish - such as tilefish, swordfish and king mackerel - tend to have higher levels of methyl mercury than do smaller fish because they're higher in the aquatic food chain.
大型食肉鱼类-如方头鱼，旗鱼和鲭鱼的甲基汞水平往往高于比他们更小的鱼，因为其水生食物链中更高。
Large, predatory fish - such as tilefish, swordfish and king mackerel - tend to have higher levels of methyl mercury than do smaller fish because they're higher in the aquatic food chain.
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