Extensive hybridization often makes identification difficult. Similar in body shape to bluegill. Two-part lateral line with front portion higher on body than rear portion. Long, unbroken dorsal fin and anal fin with pointed ends. Often stocked in canals and artificial lakes for algae and vegetation control.
Isolated populations exist at Alamo Lake, Lake Pleasant, and Roper Lake.
Mortality results from exposure to temperatures below 50 degrees Fahrenheit. Primarily vegetation and algae eaters, althougth they will take insects and worms. In addition to angling, tilapia may also be taken by bow and arrow, crossbow, snare, gig, spear and speargun as long as none of these methods are practiced within two hundred yards of any boat dock or designated swimming area.