Copper Tetra

Overview

The Copper Tetra (Hasemania nana) is a lively, copper-bronze coloured schooling tetra from Brazil. Its warm metallic hue and active swimming behaviour make it a standout in planted community tanks.

Water Parameters

• Temperature: 22–28°C (72–82°F)
• pH: 6.0–7.5
• Hardness: 5–15 dGH

Tank Setup

• Minimum tank size: 75 litres for 8+
• Decor: Planted with open swimming areas; dark substrate enhances copper colour

Diet

• Base: Quality flake, micro pellets
• Treats: Frozen bloodworms, daphnia, brine shrimp

Temperament & Tank Mates

• Temperament: Peaceful, lively schooling fish
• Best companions: Other tetras, rasboras, corydoras, gouramis
• Schooling: Minimum 8; they are most comfortable in larger groups

Common Issues

• Can be initially shy; provide hiding spots
• Hardy once established
• Lifespan: 3–5 years