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Percopsidae
Percopsidae is a family of fish in the order Percopsiformes, with one extant genus with two species, both endemic to North America, and two known fossil genera. They are small fish with weak fin spines, and an adipose fin similar to those of trout. They feed on insects and small crustaceans. ==References==
*(Trout-perch article by Robert G. Bramblett ) *(Species summary ''Percopsis transmontana'' sand roller ) *(Pictures - University of Michigan )
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Percopsidae」の詳細全文を読む
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