F

Forktail Rainbowfish

Pseudomugil furcatus

VS
O

Oscar

Astronotus ocellatus

Choosing between Forktail Rainbowfish and Oscar? 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 furcatus
VS

Oscar

Astronotus ocellatus
These fish may not be compatible - check temperament and water requirements
Common Name
Forktail Rainbowfish
Oscar
Scientific Name
Pseudomugil furcatus
Astronotus ocellatus
Type
Freshwater
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Aggressive
Minimum Tank
20 gallons
75 gallons
Recommended Tank
30 gallons
125 gallons
Temperature
75°F - 82°F
74°F - 81°F
pH Range
6.5 - 8
6.5 - 7.5
Max Size
2.5 inches
14 inches
Lifespan
3-5 years
10-20 years
Diet
Flakes, Micro pellets, Frozen foods, Live foods, Baby brine shrimp
Cichlid pellets, Live foods, Frozen foods, Vegetables, Shrimp

Forktail Rainbowfish

✓ Good For

  • Community tanks
  • Schooling displays

Oscar

✓ Good For

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