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Largescale Sucker Aquarium Care Guide

Catostomus macrocheilus

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Keeping Largescale Sucker in an aquarium requires the right conditions.

Aquarium Information

  • Care level: expert
  • Temperament: peaceful
  • Diet: omnivore
  • Minimum tank size: 200 gallons
  • Compatibility: Generally compatible with other large, peaceful, coldwater fish. Avoid aggressive or fin-nipping species.
  • Special requirements: Requires a very large tank with excellent filtration and strong aeration. Substrate should be fine gravel or sand to accommodate their bottom-feeding habits. Provide plenty of open swimming space and some hiding spots with smooth rocks or driftwood. Not typically kept in home aquaria due to size and specific environmental needs.

Water parameters

Temperature
10-20°C (50-68°F)
pH level
6.5-8.0
Hardness
5-20 dGH

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