Australian rainbowfish
Melanotaenia fluviatilis
Neptune’s rating:
75- pH6.5 - 8.0
- Temperature22.0 - 26.0 °C
- Length6.0 - 12.0 cm
- TemperamentSocial, Social, Aggressive, Shy, Playful, Semi-aggressive
- HardinessResilient
- RarityRare
- PopularityVery Popular
- DifficultyModerate
- Liters per Fish40.0 L
- Minimum School Size6.0
- Tank HabitatSurface Dweller, Mid-tank Dweller, Bottom Dweller
- FeedFlakes, Pellets, Bloodworms, Brine Shrimp, Tubifex Worms, Frozen Shrimp, Vegetable Matter, Algae Wafers, Color Enhancing Food, Daphnia, Micro Worms, Feeder Fish, Freeze-dried Foods, Stick-on Tablets
- AffordabilityModerate
- Conservation StatusLeast Concern
Please note: These values are based on the average of various confirmed sources.
More about Australian rainbowfish
Australian rainbowfish are vibrant, freshwater fish native to northern and eastern Australia and some regions of New Guinea. They are known for their striking colors—shades of red, orange, blue, and silver—that become more vivid during spawning or as a display. These fish typically have elongated bodies with sizable, shimmering scales. In the aquarium hobby, they are quite popular due to their bright colors, peaceful nature, and adaptability, making them a favored choice for community tanks.