E
Emperor Tetra
Nematobrycon palmeri
VS
R
Redtail Catfish
Phractocephalus hemioliopterus
Choosing between Emperor 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.
Emperor Tetra
Nematobrycon palmeriVS
Redtail Catfish
Phractocephalus hemioliopterusCommon Name
Emperor Tetra
Redtail Catfish
Scientific Name
Nematobrycon palmeri
Phractocephalus hemioliopterus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Advanced
Temperament
Peaceful
Aggressive
Minimum Tank
20 gallons
300 gallons
Recommended Tank
30 gallons
1000 gallons
Temperature
73°F - 80°F
72°F - 79°F
pH Range
6 - 7.5
6 - 7.5
Max Size
2.5 inches
48 inches
Lifespan
4-6 years
15-20 years
Diet
Flakes, Micro pellets, Frozen foods, Live foods
Fish, Shrimp, Worms, Pellets, Chicken, Beef
Emperor Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Redtail Catfish
✓ Good For
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