Description
Harlequin Rasbora (Trigonostigma heteromorpha)
The Harlequin Rasbora is a captivating and peaceful fish that’s perfect for community aquariums. Renowned for its shimmering copper body and distinctive black triangular patch near the tail, this small, schooling fish is both hardy and active, making it ideal for beginners and experienced aquarists alike.
Care Guide
• Tank Requirements:
• Minimum tank size: 10 gallons (40 litres).
• Temperature: 22–28°C (72–82°F).
• pH: 6.0–7.5.
• Substrate: Dark substrate to enhance their colours.
• Decorations: Provide live plants, driftwood, and open swimming areas to mimic their natural habitat.
• Diet:
Omnivorous; feed high-quality micro-pellets, flakes, and occasional frozen or live foods such as daphnia and bloodworms.
• Tank Mates:
Peaceful species such as tetras, other small rasboras, dwarf gouramis, and corydoras make ideal companions. Avoid large or aggressive fish.
• Care Tips:
• Keep in groups of at least 6–8 to promote natural schooling behaviour.
• Regular water changes and stable water parameters are key to their health.
• Ensure gentle water flow and a well-planted tank for comfort.
With their striking appearance and friendly nature, Harlequin Rasboras add movement and elegance to any aquarium while being easy to care for.