blue catfish

blue-catfish的词性：
n.（名词）

1. A large, bluish freshwater catfish (Ictalurus furcatus) of the Mississippi River valley, often weighing more than 45 kilograms (100 pounds). Also called blue cat
长鳍叉尾鮰：美国密西西河谷中一种大型蓝色的鲵（长鳍叉尾鮰） ，体重可达45公斤(100磅）以上 也作 blue cat