C
Costello Tetra
Hemigrammus hyanuary
VS
S
Severum
Heros severus
Choosing between Costello 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.
Costello Tetra
Hemigrammus hyanuaryVS
Severum
Heros severusCommon Name
Costello Tetra
Severum
Scientific Name
Hemigrammus hyanuary
Heros severus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
10 gallons
55 gallons
Recommended Tank
20 gallons
75 gallons
Temperature
72°F - 79°F
74°F - 84°F
pH Range
5.5 - 7
6 - 7.5
Max Size
2 inches
12 inches
Lifespan
3-5 years
10-15 years
Diet
High-quality flake food, Micro pellets, Brine shrimp, Daphnia
Cichlid pellets, Vegetables, Frozen foods, Spirulina, Algae wafers
Costello Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Severum
✓ Good For
- Community tanks
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