B
Blue Tang
Paracanthurus hepatus
VS
C
Costello Tetra
Hemigrammus hyanuary
Choosing between Blue Tang and Costello Tetra? 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 hepatusVS
Costello Tetra
Hemigrammus hyanuaryCommon Name
Blue Tang
Costello Tetra
Scientific Name
Paracanthurus hepatus
Hemigrammus hyanuary
Type
Saltwater / Marine
Freshwater
Difficulty
Advanced
Beginner Friendly
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
125 gallons
10 gallons
Recommended Tank
180 gallons
20 gallons
Temperature
72°F - 78°F
72°F - 79°F
pH Range
8.1 - 8.4
5.5 - 7
Max Size
12 inches
2 inches
Lifespan
8-12 years
3-5 years
Diet
Marine algae, Nori, Marine pellets, Frozen foods, Spirulina
High-quality flake food, Micro pellets, Brine shrimp, Daphnia
Blue Tang
✓ Good For
- Community tanks
Costello Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
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