The Kelberi Peacock Bass displays the most golden coloration of all the peacock bass species. With a much smaller adult size than other peacock bass of the genus Cichla, the Kelberi is among the most popular of these large predatory cichlids in the aquarium hobby. Maximum Size: 18" Minimum Tank Size: 180 gallons Water Conditions: 76-84° F, KH 5-15, pH 6.0-7.4 Diet: Carnivore, Piscivore Origin: Amazon, Brazil The Kelberi Peacock Bass (Cichla kelberi) is one of the smaller species of Peacock Bass available within the hobby, with a max size of around 18" in length, but more commonly only reaching about 10" to 12" in length within the aquarium environment. Even the largest Kelberi Peacock Bass is quite reasonable in size compared to many of the other species of Peacock Bass who routinely reach lengths upwards of 28" or more.