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.

• Hemigrammus caudovittatus
• Sciaenochromis ahli
• Mesonauta festivus (Old genus name Cichlasoma)
• Hyphessobrycon callistus
• Cichlasoma nigrofasciatum