P
Pajama Cardinalfish
Sphaeramia nematoptera
VS
S
Serpae Tetra
Hyphessobrycon eques
Choosing between Pajama Cardinalfish and Serpae Tetra? 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.
Pajama Cardinalfish
Sphaeramia nematopteraVS
Serpae Tetra
Hyphessobrycon equesCommon Name
Pajama Cardinalfish
Serpae Tetra
Scientific Name
Sphaeramia nematoptera
Hyphessobrycon eques
Type
Saltwater / Marine
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
20 gallons
20 gallons
Recommended Tank
30 gallons
30 gallons
Temperature
72°F - 78°F
72°F - 79°F
pH Range
8.1 - 8.4
5.5 - 7.8
Max Size
3 inches
2 inches
Lifespan
5-8 years
5-7 years
Diet
Marine pellets, Frozen Mysis shrimp, Frozen brine shrimp, Marine flakes
Flakes, Pellets, Frozen foods, Live foods
Pajama Cardinalfish
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Serpae Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
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