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Silver Arowana Aquarium Care Guide

Osteoglossum bicirrhosum

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Keeping Silver Arowana in an aquarium requires the right conditions.

Aquarium Information

  • Care level: advanced
  • Temperament: semi-aggressive
  • Diet: carnivore
  • Minimum tank size: 250 gallons (946 liters) for a single adult
  • Compatibility: Best kept alone or with other large, robust, and fast-moving fish that cannot be swallowed. Avoid small or aggressive tank mates. Can be kept in groups when young, but often become solitary or aggressive towards conspecifics as they mature.
  • Special requirements: Requires a very large tank with a secure, heavy lid to prevent jumping. Excellent filtration is essential due to their large bioload. Provide open swimming space with some tall, sturdy plants or driftwood for cover. Live or frozen meaty foods are preferred. Sensitive to poor water quality.

Water parameters

Temperature
75-82°F (24-28°C)
pH level
6.0-7.5
Hardness
2-15 dGH

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