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  1. Perciformes - Wikipedia

    • Perciformes , also called the Acanthopteri, is an order or superorder of ray-finned fish in the clade Percomorpha. Perciformes means "perch-like". Among the well-known members of this group are perches and darters (Percidae), and also sea basses and groupers (Serranidae). See more

    Taxonomy

    Formerly, this group was thought to be even more diverse than it is thought to be now, containing about 41% of all bony fish (about … See more

    Characteristics

    The dorsal and anal fins are divided into anterior spiny and posterior soft-rayed portions, which may be partially or completely separated. The pelvic fins usually have one spine and up to five soft rays, positioned … See more

    Classification

    Classification of this group is controversial. As traditionally defined before the introduction of cladistics, the Perciformes are almost certainly paraphyletic. Other orders that should possibly be included as suborders … See more

     
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