B
Betta Fish
Betta splendens
VS
B
Blue-Green Chromis
Chromis viridis
Choosing between Betta Fish and Blue-Green Chromis? 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 splendensVS
Blue-Green Chromis
Chromis viridisCommon Name
Betta Fish
Blue-Green Chromis
Scientific Name
Betta splendens
Chromis viridis
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Aggressive
Peaceful
Minimum Tank
5 gallons
30 gallons
Recommended Tank
10 gallons
55 gallons
Temperature
76°F - 82°F
75°F - 82°F
pH Range
6.5 - 7.5
8.1 - 8.4
Max Size
3 inches
4 inches
Lifespan
2-5 years
8-15 years
Diet
Pellets, Flakes, Freeze-dried foods, Live foods (occasionally)
Marine flakes, Marine pellets, Frozen foods, Brine shrimp, Mysis shrimp, Copepods
Betta Fish
✓ Good For
- Beginners
- Small tanks
Blue-Green Chromis
✓ Good For
- Community tanks
- Schooling displays
Explore More
Similar Comparisons
Discover other popular fish pairings to find your perfect aquarium match.