B

Betta Fish

Betta splendens

VS
G

Glowlight Tetra

Hemigrammus erythrozonus

Choosing between Betta Fish and Glowlight Tetra? 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.

Betta Fish

Betta splendens
VS

Glowlight Tetra

Hemigrammus erythrozonus
These fish may not be compatible - check temperament and water requirements
Common Name
Betta Fish
Glowlight Tetra
Scientific Name
Betta splendens
Hemigrammus erythrozonus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Aggressive
Peaceful
Minimum Tank
5 gallons
10 gallons
Recommended Tank
10 gallons
20 gallons
Temperature
76°F - 82°F
74°F - 82°F
pH Range
6.5 - 7.5
6 - 7.5
Max Size
3 inches
1.5 inches
Lifespan
2-5 years
2-4 years
Diet
Pellets, Flakes, Freeze-dried foods, Live foods (occasionally)
Flakes, Micro pellets, Frozen foods, Live foods

Betta Fish

✓ Good For

  • Beginners
  • Small tanks

Glowlight Tetra

✓ Good For

  • Community tanks
  • Beginners
  • Small tanks
  • Schooling displays
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