Colisa fasciata

Males of the giant gourami will battle for dominance. The females lay over 100 eggs in soft, acidic water. This species interbreeds with the thicklipped gourami: dealers market the resulting hybrids under either name. Size: 10 cm.

• Aphyosemion australe
• Metynnis argenteus (Serrasalmidae)
• Xiphophorus montezumae
• Bedotia geayi
• Hyphessobrycon callistus