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.

• Cichlasoma cyanoguttatum
• Cichlasoma citrinellum
• Synodontis nigriventris
• Hemigrammus ocellifer
• Hasemania nana