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Eastern Mosquitofish Aquarium Care Guide

Gambusia holbrooki

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Keeping Eastern Mosquitofish in an aquarium requires the right conditions.

Aquarium Information

  • Care level: beginner
  • Temperament: semi-aggressive
  • Diet: omnivore
  • Minimum tank size: 10 gallons
  • Compatibility: Best kept in a species-only tank or with robust, fast-moving fish that can tolerate their fin-nipping tendencies. Not suitable for community tanks with slow-moving or long-finned species.
  • Special requirements: Requires a well-filtered tank with some hiding spots. Can be prone to aggression, especially males towards females and other small fish. Live plants are beneficial for fry survival and reducing aggression.

Water parameters

Temperature
68-79°F (20-26°C)
pH level
6.5-8.0
Hardness
5-20 dGH

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