P
Penguin Tetra
Thayeria boehlkei
VS
R
Redtail Catfish
Phractocephalus hemioliopterus
Choosing between Penguin Tetra 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.
Penguin Tetra
Thayeria boehlkeiVS
Redtail Catfish
Phractocephalus hemioliopterusCommon Name
Penguin Tetra
Redtail Catfish
Scientific Name
Thayeria boehlkei
Phractocephalus hemioliopterus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Advanced
Temperament
Peaceful
Aggressive
Minimum Tank
15 gallons
300 gallons
Recommended Tank
20 gallons
1000 gallons
Temperature
72°F - 82°F
72°F - 79°F
pH Range
6 - 7.5
6 - 7.5
Max Size
3 inches
48 inches
Lifespan
5-8 years
15-20 years
Diet
High-quality flake food, Small pellets, Bloodworms, Brine shrimp
Fish, Shrimp, Worms, Pellets, Chicken, Beef
Penguin Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Redtail Catfish
✓ Good For
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