B
Blue-Green Chromis
Chromis viridis
VS
R
Royal Gramma
Gramma loreto
Choosing between Blue-Green Chromis and Royal Gramma? 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.
Blue-Green Chromis
Chromis viridisVS
Royal Gramma
Gramma loretoCommon Name
Blue-Green Chromis
Royal Gramma
Scientific Name
Chromis viridis
Gramma loreto
Type
Saltwater / Marine
Saltwater / Marine
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
30 gallons
30 gallons
Recommended Tank
55 gallons
40 gallons
Temperature
75°F - 82°F
72°F - 78°F
pH Range
8.1 - 8.4
8.1 - 8.4
Max Size
4 inches
3.5 inches
Lifespan
8-15 years
5-6 years
Diet
Marine flakes, Marine pellets, Frozen foods, Brine shrimp, Mysis shrimp, Copepods
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Marine flakes, Copepods
Blue-Green Chromis
✓ Good For
- Community tanks
- Schooling displays
Royal Gramma
✓ Good For
- Community tanks
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