蓝鲶是北美最大的鲶鱼，同时也是美国最大的淡水鱼之一。
The blue catfish is North America's largest catfish species and it is one of the largest freshwater fish in the u.
蓝鲶是北美最大的鲶鱼，同时也是美国最大的淡水鱼之一。
The blue catfish is North America's largest catfish species and it is one of the largest freshwater fish in the U.S..
它是北美体型最大的鲶鱼，并且是北美第三大纯淡水鱼，排在其之前的分别是黄鲟和白鲟。
It is the largest catfish in North America and the third largest obligate freshwater fish in North America, behind the lake sturgeon and paddlefish.
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