B

Blue Tang

Paracanthurus hepatus

VS
D

Discus

Symphysodon spp.

Choosing between Blue Tang and Discus? 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.

Blue Tang

Paracanthurus hepatus
VS

Discus

Symphysodon spp.
These fish can typically coexist peacefully
Common Name
Blue Tang
Discus
Scientific Name
Paracanthurus hepatus
Symphysodon spp.
Type
Saltwater / Marine
Freshwater
Difficulty
Advanced
Advanced
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
125 gallons
55 gallons
Recommended Tank
180 gallons
75 gallons
Temperature
72°F - 78°F
82°F - 88°F
pH Range
8.1 - 8.4
6 - 7
Max Size
12 inches
8 inches
Lifespan
8-12 years
10-15 years
Diet
Marine algae, Nori, Marine pellets, Frozen foods, Spirulina
High-quality pellets, Beef heart, Frozen foods, Live foods

Blue Tang

✓ Good For

  • Community tanks

Discus

✓ Good For

  • Community tanks
Explore More

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