Cichlasoma crassum

Quite timid and tranquil, despite reaching up to 30 cm in length, the Chocolate cichlid can be recognized by its bulbous forehead. A native of the Amazon basin, requiring soft, acidic conditions and a large tank.

• Cichlasoma citrinellum
• Serrasalmus nattereri (Serrasalmidae)
• Gasteropelecus sternicla (Gasteropelecidae)
• Apistogramma agassizii
• Protomelas annectens