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Australian Rainbowfish Aquarium Care Guide

Melanotaenia australis

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Keeping Australian Rainbowfish in an aquarium requires the right conditions.

Aquarium Information

  • Care level: beginner
  • Temperament: peaceful
  • Diet: omnivore
  • Minimum tank size: 20 gallons (75 liters) for a small school
  • Compatibility: Excellent community fish, compatible with other peaceful, similarly sized fish such as tetras, rasboras, corydoras, and other rainbowfish species. Avoid housing with aggressive or fin-nipping species.
  • Special requirements: Requires a well-planted aquarium with open swimming spaces. Prefers a school of 6 or more individuals to thrive and display natural behaviors. Good filtration and regular water changes are essential. A tight-fitting lid is recommended as they can jump.

Water parameters

Temperature
22-28°C (72-82°F)
pH level
6.5-8.0
Hardness
5-15 dGH

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