 The convict cichlid ( Amatitlania nigrofasciata ) is a fish species from the family Cichlidae , native to Central America , also known as the zebra cichlid . Convict cichlids are popular aquarium fish and have also been the subject of numerous studies on fish behaviour . Albert Günther originally described the species in 1867 after Frederick DuCane Godman and Osbert Salvin collected specimens in the Gulf of Matagua in 1866. kwietniu 1867.
The convict cichlids are small fish, with a maximum length of 15 cm (6 in) and a minimum length of 12 cm (4.7 in) . The