Thayeria boehlkei

Boehlke's penguin swims obliquely, head uppermost. It prefers dark water and diffused light. Breeding is uncomplicated; the female lays around 1,000 eggs. Size: 4-5 cm.

• Leporinus striatus (Anostomidae)
• Neolamprologus tretocephalus
• Pterophyllum scalare
• Gambusia affinis
• Symphysodon aequifasciata