P

Pajama Cardinalfish

Sphaeramia nematoptera

VS
S

Shubunkin Goldfish

Carassius auratus

Choosing between Pajama Cardinalfish and Shubunkin Goldfish? 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 nematoptera
VS

Shubunkin Goldfish

Carassius auratus
These fish can typically coexist peacefully
Common Name
Pajama Cardinalfish
Shubunkin Goldfish
Scientific Name
Sphaeramia nematoptera
Carassius auratus
Type
Saltwater / Marine
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
55 gallons
Temperature
72°F - 78°F
65°F - 75°F
pH Range
8.1 - 8.4
7 - 8.4
Max Size
3 inches
14 inches
Lifespan
5-8 years
10-20 years
Diet
Marine pellets, Frozen Mysis shrimp, Frozen brine shrimp, Marine flakes
Goldfish pellets, Vegetables, Flakes, Frozen foods, Live foods

Pajama Cardinalfish

✓ Good For

  • Community tanks
  • Beginners
  • Schooling displays

Shubunkin Goldfish

✓ Good For

  • Community tanks
  • Beginners
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