Cardinal Tetra
Paracheirodon axelrodi
Difficulty (1-5): 3/5
Description
Deeper red than a neon and noticeably less forgiving of hard water or nitrate. Best in a mature, soft, warm tank.
Water test requirements
- pH: 4.5 – 7
- Temperature: 24 – 28 °C
- General Hardness (GH): 1 – 8 °dGH
- Nitrate (NO3): ≤ 25 mg/L
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