Hyphessobrycon herbertaxelrodi

The black neon tetra likes clear, acidic water, and sometimes seeks out shaded areas. It will breed at 26°C in very soft water; the eggs need very dim light to hatch. Size: 4-5 cm.

• Colisa fasciata
• Aphyosemion marmoratum
• Aplocheilus lineatus
• Aequidens pulcher
• Telmatochromis brichardi