Description: Melanotaenia vanheurni are brown or olive on the back and yellow on the lower sides. There is a prominent blue-black, midlateral band with a broad pale yellow to white line along its upper and lower margin. Spawning males display a pulsing glow of golden yellow on top of the head. They may reach a maximum size of 20 cm, but usually less than 15 cm. It is the largest member of the rainbowfish family.
Category: Rainbowfish
Global Region: Oceania
Distribution:
Photo of aquarist's species:

Genetic Line: FX 3rd or more Generation
Year Acquired: 2025
Got these from Marcel Wuethrich in 2025