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Colorado River Cutthroat Trout Aquarium Care Guide

Oncorhynchus clarkii pleuriticus

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Keeping Colorado River Cutthroat Trout in an aquarium requires the right conditions.

Aquarium Information

  • Care level: expert
  • Temperament: territorial
  • Diet: carnivore
  • Minimum tank size: Not suitable for typical home aquaria; requires very large, specialized cold-water systems (e.g., public aquariums, research facilities) due to size, temperature requirements, and wild nature.
  • Compatibility: Generally solitary or with conspecifics in very large, appropriate systems. Not compatible with most other aquarium fish due to temperature requirements and predatory nature.
  • Special requirements: Requires extremely cold, highly oxygenated, pristine water with strong flow. Mimicking natural stream environments with gravel substrate, hiding places, and appropriate filtration is essential. Not recommended for private aquarists.

Water parameters

Temperature
4-18°C (39-64°F)
pH level
6.5-8.0
Hardness
50-200 ppm (soft to moderately hard)

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