C
Cardinal Tetra
Paracheirodon axelrodi
VS
B
Blue-Green Chromis
Chromis viridis
Choosing between Cardinal Tetra and Blue-Green Chromis? Both are excellent choices, but they have different care requirements and temperaments. Use the detailed comparison below to make an informed decision based on your experience level, tank size, and community goals.
Cardinal Tetra
Paracheirodon axelrodiVS
Blue-Green Chromis
Chromis viridisCommon Name
Cardinal Tetra
Blue-Green Chromis
Scientific Name
Paracheirodon axelrodi
Chromis viridis
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
55 gallons
Temperature
73°F - 81°F
75°F - 82°F
pH Range
5.5 - 7
8.1 - 8.4
Max Size
2 inches
4 inches
Lifespan
3-5 years
8-15 years
Diet
High-quality flake food, Micro pellets, Frozen or live brine shrimp, Daphnia
Marine flakes, Marine pellets, Frozen foods, Brine shrimp, Mysis shrimp, Copepods
Cardinal Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Blue-Green Chromis
✓ Good For
- Community tanks
- Schooling displays
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