Western rainbowfish Care Guide
Melanotaenia australis
Stocking Calculator
Bioload Score
4000
PeacefulModerateFreshwater
- Max Size
- 12.0 cm / 4.7"
- Temperature
- 22–27°C (72–80°F)
- pH Range
- 6.5 – 8.0
- Min Tank Size
- 120L (32 gal)
- Min Group Size
- 6 fish
- Tank Level
- Bottom-Mid
- Origin
- Australia
- Temperament
- Peaceful
- Difficulty
- Moderate
- Breeding Difficulty
- Moderate
Diet
Omnivorous; prefers a diet rich in insects and plant material.
Community Compatibility
Thrives in community settings with other peaceful, medium-sized species.
Good to Know
The Western Rainbowfish is celebrated for its dazzling color spectrum, especially when males display to attract females.
Gender Differences
Males exhibit brighter colors and more pronounced fins.
Stock Western rainbowfish in Your Tank
Use our free stocking calculator to see if Western rainbowfish fits your aquarium