The yellow perch (Perca flavescens) is a species of perch foun in the United States and Canada, where it is often referred to by the shortform perch. Yellow perch look similar to the European perch but are paler and more yellowish, with less red in the fins. They have 6-8 dark vertical bars on their sides. The yellow perch is in the same family as the walleye and sauger, but in a different family from the white perch.