Farlowella sp.

The mouth of the twig catfish is positioned well back underneath the head. This is a nocturnal bottom-dweller, not known to spawn in captivity. Size: 15 cm.

• Corydoras trinileatus
• Gymnocorymbus ternetzi
• Melanotaenia maccullochi
• Hemigrammus caudovittatus
• Nannacara anomala