O

Oscar

Astronotus ocellatus

VS
S

Spotted Danio

Danio nigrofasciatus

Choosing between Oscar and Spotted Danio? 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.

Oscar

Astronotus ocellatus
VS

Spotted Danio

Danio nigrofasciatus
These fish may not be compatible - check temperament and water requirements
Common Name
Oscar
Spotted Danio
Scientific Name
Astronotus ocellatus
Danio nigrofasciatus
Type
Freshwater
Freshwater
Difficulty
Intermediate
Beginner Friendly
Temperament
Aggressive
Peaceful
Minimum Tank
75 gallons
10 gallons
Recommended Tank
125 gallons
15 gallons
Temperature
74°F - 81°F
72°F - 79°F
pH Range
6.5 - 7.5
6.5 - 7.5
Max Size
14 inches
2 inches
Lifespan
10-20 years
3-5 years
Diet
Cichlid pellets, Live foods, Frozen foods, Vegetables, Shrimp
High-quality flake food, Small pellets, Frozen foods, Live foods

Oscar

✓ Good For

Spotted Danio

✓ Good For

  • Community tanks
  • Beginners
  • Small tanks
  • Schooling displays
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