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Emperor Tetra Aquarium Care Guide

Nematobrycon palmeri

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Keeping Emperor Tetra in an aquarium requires the right conditions.

Aquarium Information

  • Care level: intermediate
  • Temperament: peaceful
  • Diet: omnivore
  • Minimum tank size: 15 gallons (57 liters)
  • Compatibility: Excellent community fish, compatible with other peaceful, similarly sized tetras, rasboras, dwarf cichlids, corydoras, and other small, non-aggressive species. Avoid housing with fin-nipping species or very large, boisterous fish.
  • Special requirements: Prefers a well-planted aquarium with subdued lighting and dark substrate to bring out its colors. Requires clean, well-filtered water with moderate flow. Best kept in groups of 6 or more to encourage natural schooling behavior and reduce stress. Males will display territoriality towards each other, especially during breeding, but this is usually non-violent in a sufficiently sized tank with plenty of hiding spots.

Water parameters

Temperature
72-79°F (22-26°C)
pH level
5.5-7.5
Hardness
2-15 dGH

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