Species Highlight

• Size: 5–6 cm
• Temperament: Peaceful, active schooling fish
• Origin: Papua New Guinea
• Appearance: Bright blue eyes, yellow forked tail, and black-edged fins
• Tank Role: Mid–upper water swimmer
• Special Feature: Constantly flashing fins and eyes make them one of the most eye-catching nano rainbowfish

Fun Facts

• Males display continuously, even outside breeding, making the tank look alive with movement.
• Their bright blue eyes reflect light, giving them their “blue-eye” name.

• Colors intensify in groups with more females than males.

Care Recommendations

• Group size: 6–8+ (ratio of 1 male to 2–3 females)
• Tank size: 20 gallons+
• Diet: Micro pellets, baby brine shrimp, daphnia, frozen foods
• Aquascape: Plants with open swimming areas and gentle flow
• Tankmates: Rasboras, small tetras, Corydoras, other peaceful nano fish
• Water parameters: Soft to neutral water; stable and well-filtered