Glowlight Tetra

Overview

The Glowlight Tetra (Hemigrammus erythrozonus) is a delicate, shimmering fish with a distinctive orange-red lateral stripe that glows under subdued lighting. Peaceful and ideal for soft-water community tanks.

Water Parameters

• Temperature: 22–28°C (72–82°F)
• pH: 5.5–7.0
• Hardness: 2–10 dGH

Tank Setup

• Minimum tank size: 55 litres for 8+
• Decor: Planted with dim lighting to enhance the glow stripe; floating plants

Diet

• Base: Micro flake, crushed granules
• Treats: Daphnia, frozen brine shrimp

Temperament & Tank Mates

• Temperament: Peaceful, slightly shy schooling fish
• Best companions: Small tetras, rasboras, corydoras, dwarf shrimp
• Schooling: Minimum 8

Common Issues

• Colour intensifies in soft, acidic water with dim lighting
• Can be shy initially; provide dense planting
• Lifespan: 3–5 years