Perches belong to the massive order Perciformes and to the sub-order Percoidei. In
this diverse group are many fish well-known to aquariasts including cichlids, labyrinth fish, and several brackish
water species. For the sake of simplicity, both cichlids and labyrinth fish have been omitted from this
particular section. The fish of this family included in this book belong to the
following families: Badidae, Centrarchidae, Chandidae, Lobotidae, Monodactylidae, Nandidae, Scatophagidae, and Toxotidae.