C
Cardinal Tetra
Paracheirodon axelrodi
VS
S
Siamese Algae Eater
Crossocheilus oblongus
Choosing between Cardinal Tetra and Siamese Algae Eater? 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
Siamese Algae Eater
Crossocheilus oblongusCommon Name
Cardinal Tetra
Siamese Algae Eater
Scientific Name
Paracheirodon axelrodi
Crossocheilus oblongus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
55 gallons
Temperature
73°F - 81°F
75°F - 79°F
pH Range
5.5 - 7
6.5 - 7.5
Max Size
2 inches
6 inches
Lifespan
3-5 years
10-12 years
Diet
High-quality flake food, Micro pellets, Frozen or live brine shrimp, Daphnia
Algae, Algae wafers, Vegetables, Flakes, Frozen foods
Cardinal Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Siamese Algae Eater
✓ Good For
- Community tanks
- Beginners
- Schooling displays
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