P
Penguin Tetra
Thayeria boehlkei
VS
S
Severum
Heros severus
Choosing between Penguin Tetra and Severum? 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
Severum
Heros severusCommon Name
Penguin Tetra
Severum
Scientific Name
Thayeria boehlkei
Heros severus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
15 gallons
55 gallons
Recommended Tank
20 gallons
75 gallons
Temperature
72°F - 82°F
74°F - 84°F
pH Range
6 - 7.5
6 - 7.5
Max Size
3 inches
12 inches
Lifespan
5-8 years
10-15 years
Diet
High-quality flake food, Small pellets, Bloodworms, Brine shrimp
Cichlid pellets, Vegetables, Frozen foods, Spirulina, Algae wafers
Penguin Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Severum
✓ Good For
- Community tanks
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