A beginner-friendly fish guide
Cardinal Tetra
Paracheirodon axelrodi
Gentle temperament; shoaling fish. Check the planner before choosing tank mates.
Reference sources list a wider range of 23~29°C and pH 3.5~7.5. The planner uses the narrower range above as a safer starting point for beginners.
Gentle temperament; Shoaling fish.
For a comfortable group, keep at least 6.
Usually swims in the middle.
Adult shrimp may be attacked; take care with shrimp tank mates.
Baby shrimp may be eaten. A separate breeding tank is safer.
Check each combination carefully, especially when size or temperament differs.
이 포스팅은 쿠팡 파트너스 활동의 일환으로, 이에 따른 일정액의 수수료를 제공받습니다.
Adults average about 3.5 cm, a small species. The planner recommends an aquarium of at least 54 L and about 60 cm long.
The planner range is 24~28°C and pH 5.5~7.0, with medium hardness. Reference sources list a wider range of 23~29°C and pH 3.5~7.5. The planner uses the narrower range above as a safer starting point for beginners.
Shoaling fish: keep at least 6. Temperament is gentle.
Adult shrimp: use caution. Baby shrimp: not recommended.
Beginner level 4/5. Activity: moderate; waste: low.
Values are cross-checked against the references below and normalized into the planner's own ranges. No text or images are copied from them.