P
Pajama Cardinalfish
Sphaeramia nematoptera
VS
R
Royal Gramma
Gramma loreto
Choosing between Pajama Cardinalfish and Royal Gramma? 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
Royal Gramma
Gramma loretoCommon Name
Pajama Cardinalfish
Royal Gramma
Scientific Name
Sphaeramia nematoptera
Gramma loreto
Type
Saltwater / Marine
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
40 gallons
Temperature
72°F - 78°F
72°F - 78°F
pH Range
8.1 - 8.4
8.1 - 8.4
Max Size
3 inches
3.5 inches
Lifespan
5-8 years
5-6 years
Diet
Marine pellets, Frozen Mysis shrimp, Frozen brine shrimp, Marine flakes
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Marine flakes, Copepods
Pajama Cardinalfish
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Royal Gramma
✓ Good For
- Community tanks
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