B
Betta Fish
Betta splendens
VS
B
Blue Tang
Paracanthurus hepatus
Choosing between Betta Fish and Blue Tang? 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.
Betta Fish
Betta splendensVS
Blue Tang
Paracanthurus hepatusCommon Name
Betta Fish
Blue Tang
Scientific Name
Betta splendens
Paracanthurus hepatus
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Advanced
Temperament
Aggressive
Semi-Aggressive
Minimum Tank
5 gallons
125 gallons
Recommended Tank
10 gallons
180 gallons
Temperature
76°F - 82°F
72°F - 78°F
pH Range
6.5 - 7.5
8.1 - 8.4
Max Size
3 inches
12 inches
Lifespan
2-5 years
8-12 years
Diet
Pellets, Flakes, Freeze-dried foods, Live foods (occasionally)
Marine algae, Nori, Marine pellets, Frozen foods, Spirulina
Betta Fish
✓ Good For
- Beginners
- Small tanks
Blue Tang
✓ Good For
- Community tanks
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