B
Blue Tang
Paracanthurus hepatus
VS
O
Otocinclus
Otocinclus affinis
Choosing between Blue Tang and Otocinclus? 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
Otocinclus
Otocinclus affinisCommon Name
Blue Tang
Otocinclus
Scientific Name
Paracanthurus hepatus
Otocinclus affinis
Type
Saltwater / Marine
Freshwater
Difficulty
Advanced
Intermediate
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
6 - 7.5
Max Size
12 inches
2 inches
Lifespan
8-12 years
3-5 years
Diet
Marine algae, Nori, Marine pellets, Frozen foods, Spirulina
Algae and biofilm, Algae wafers, Blanched vegetables, Zucchini, Cucumber, Spinach
Blue Tang
✓ Good For
- Community tanks
Otocinclus
✓ Good For
- Community tanks
- Small tanks
- Schooling displays
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