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Rock Cook Aquarium Care Guide

Centrolabrus exoletus

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Keeping Rock Cook in an aquarium requires the right conditions.

Aquarium Information

  • Care level: advanced
  • Temperament: peaceful
  • Diet: carnivore
  • Minimum tank size: 75 gallons
  • Compatibility: Generally peaceful with other non-aggressive, similarly sized temperate marine fish. Avoid housing with very aggressive or much larger species that might prey on it. Can be kept in small groups if sufficient space and hiding spots are provided.
  • Special requirements: Requires a well-established temperate marine aquarium with plenty of live rock for hiding and foraging. A sand bed is beneficial for burrowing at night. Excellent water quality and stable parameters are crucial. A varied diet of small meaty foods is essential. May act as a cleaner fish in the aquarium, which can be beneficial for tank mates.

Water parameters

Temperature
10-20°C (50-68°F)
pH level
8.1-8.4
Hardness
8-12 dKH

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