B
Blue Tang
Paracanthurus hepatus
VS
R
Redtail Catfish
Phractocephalus hemioliopterus
Choosing between Blue Tang and Redtail Catfish? 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
Redtail Catfish
Phractocephalus hemioliopterusCommon Name
Blue Tang
Redtail Catfish
Scientific Name
Paracanthurus hepatus
Phractocephalus hemioliopterus
Type
Saltwater / Marine
Freshwater
Difficulty
Advanced
Advanced
Temperament
Semi-Aggressive
Aggressive
Minimum Tank
125 gallons
300 gallons
Recommended Tank
180 gallons
1000 gallons
Temperature
72°F - 78°F
72°F - 79°F
pH Range
8.1 - 8.4
6 - 7.5
Max Size
12 inches
48 inches
Lifespan
8-12 years
15-20 years
Diet
Marine algae, Nori, Marine pellets, Frozen foods, Spirulina
Fish, Shrimp, Worms, Pellets, Chicken, Beef
Blue Tang
✓ Good For
- Community tanks
Redtail Catfish
✓ Good For
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