A photo of Cardinal tetra

Cardinal tetra

Paracheirodon axelrodi

Neptune’s rating:

77
Check Compatibility
  • AffordabilityAffordable
  • Aggression LevelVery Peaceful
  • Breeding AggressionNo Change In Behaviour
  • Conservation StatusLeast Concern
  • DifficultyModerate
  • HardinessModerate
  • Length3.0 - 4.0 cm
  • Liters per Fish5 L
  • Maintenance LevelLow Maintenance
  • OriginOrinoco And Negro Rivers In South America
  • pH5.0 - 7.0
  • PopularityVery Popular
  • RarityUncommon
  • Minimum School Size6
  • Tank HabitatSurface Dweller, Mid-tank Dweller, Bottom Dweller
  • Temperature22.0 - 28.0 °C
  • Territorial BehaviourMildly Territorial
  • VibrancyVery Vibrant

Please note: These values are based on the average of various confirmed sources.

More about Cardinal tetra

The Cardinal tetra is a vibrant freshwater fish known for its striking blue and red coloration. It originates from the Amazon Basin in South America and is cherished for its distinctive horizontal iridescent blue line that runs alongside its body, contrasted by a lower vibrant red hue. With a small, elongated body, this species has become a favorite and well-recognized in the aquarium hobby due to its vivid colors and peaceful nature, making it a popular choice for community tanks.

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