F
Forktail Rainbowfish
Pseudomugil furcatus
VS
P
Pajama Cardinalfish
Sphaeramia nematoptera
Choosing between Forktail Rainbowfish and Pajama Cardinalfish? 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.
Forktail Rainbowfish
Pseudomugil furcatusVS
Pajama Cardinalfish
Sphaeramia nematopteraCommon Name
Forktail Rainbowfish
Pajama Cardinalfish
Scientific Name
Pseudomugil furcatus
Sphaeramia nematoptera
Type
Freshwater
Saltwater / Marine
Difficulty
Intermediate
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
20 gallons
Recommended Tank
30 gallons
30 gallons
Temperature
75°F - 82°F
72°F - 78°F
pH Range
6.5 - 8
8.1 - 8.4
Max Size
2.5 inches
3 inches
Lifespan
3-5 years
5-8 years
Diet
Flakes, Micro pellets, Frozen foods, Live foods, Baby brine shrimp
Marine pellets, Frozen Mysis shrimp, Frozen brine shrimp, Marine flakes
Forktail Rainbowfish
✓ Good For
- Community tanks
- Schooling displays
Pajama Cardinalfish
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Explore More
Similar Comparisons
Discover other popular fish pairings to find your perfect aquarium match.