In zoology, any of numerous fish species, many valued for food or sport. Most are placed in three families (all in the order Perciformes): 400 species of sea bass and grouper; the family Moronidae, which contains about 12 species, including striped and European basses; and sunfishes, including the black and largemouth basses, prized by fishermen. Many other species are also known as bass, including the channel bass (a drum) and the calico bass (a crappie).

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