Aquarist Species: Melanotaenia praecox
Aquarist: DesktopAquatics
Species Profile: Melanotaenia praecox
Common Name: Dwarf Neon Rainbow
Species Photo by: Kyle Carlson
Description: Melanotaenia praecox have an intense, bright neon blue body with red dorsal, anal, and caudal fins. They may reach a maximum size of 8 cm, but usually less than 5 cm SL. Males are generally larger and more colourful than the females. The fins of females often show a yellow-orange colour as well.
Category: Rainbowfish
Global Region: Oceania
Distribution:
Aquarist Notes
Photo of aquarist's species:
Collection Point: Pagai village
Genetic Line: FX 3rd or more Generation
Line Traits: deeper coloration on the sides
Year Acquired: 2026