Serrasalmus nattereri (Serrasalmidae)

This is the red-bellied piranha. In captivity, piranhas must be isolated from other species in a spacious, well-planted tank. They are by preference carnivorous: feed meat, mussels, or small, live fish. Reproduction is difficult in captivity. Size: 20-30 cm.

• Telescope-eyed goldfish
• Pseudocrenilabrus multicolor
• Poecilia reticulata
• Telmatherina ladigesi
• Nimbochromis livingstonii