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Dwarf Rainbowfish Aquarium Care Guide

Melanotaenia praecox

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Keeping Dwarf Rainbowfish in an aquarium requires the right conditions.

Aquarium Information

  • Care level: beginner
  • Temperament: peaceful
  • Diet: omnivore
  • Minimum tank size: 20 gallons (75 liters)
  • Compatibility: Excellent community fish, compatible with other peaceful, similarly sized fish such as tetras, rasboras, corydoras, and other small rainbowfish species. Avoid housing with aggressive or fin-nipping species.
  • Special requirements: Requires a well-planted aquarium with open swimming spaces. Prefers to be kept in groups of 6 or more to exhibit natural schooling behavior and reduce stress. Good water quality and regular water changes are essential. Provide a varied diet to enhance coloration.

Water parameters

Temperature
23-28°C (73-82°F)
pH level
6.5-7.5
Hardness
5-15 dGH

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