Blue Turquoise Rainbow (Melanotaenia lacustris) Loaches combining the signature “red back”

combining the signature “red back” trait of the Manacapuru lineage with the luminous qualities of albino genetics

Recommended: 240+ gallons for long-term care

giving this fish a glowing appearance under strong lighting

This fish features a clean white to pale translucent body

fruit and vegetation

Blue Turquoise Rainbow (Melanotaenia lacustris) Loaches combining the signature “red back”Blue Turquoise Rainbow Melanotaenia lacustris Liquid sapphire in constant motion The Blue Turquoise Rainbow is one of the most striking freshwater schooling fish available. A brilliant metallic blue body shifts into turquoise and aqua tones depending on angle and lighting, creating a liquid, iridescent effect as the fish turns. Mature males develop deeper coloration and a taller, more pronounced body shape, especially when displaying to females.