B
Blue-Green Chromis
Chromis viridis
VS
R
Redtail Catfish
Phractocephalus hemioliopterus
Choosing between Blue-Green Chromis and Redtail Catfish? 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
Redtail Catfish
Phractocephalus hemioliopterusCommon Name
Blue-Green Chromis
Redtail Catfish
Scientific Name
Chromis viridis
Phractocephalus hemioliopterus
Type
Saltwater / Marine
Freshwater
Difficulty
Intermediate
Advanced
Temperament
Peaceful
Aggressive
Minimum Tank
30 gallons
300 gallons
Recommended Tank
55 gallons
1000 gallons
Temperature
75°F - 82°F
72°F - 79°F
pH Range
8.1 - 8.4
6 - 7.5
Max Size
4 inches
48 inches
Lifespan
8-15 years
15-20 years
Diet
Marine flakes, Marine pellets, Frozen foods, Brine shrimp, Mysis shrimp, Copepods
Fish, Shrimp, Worms, Pellets, Chicken, Beef
Blue-Green Chromis
✓ Good For
- Community tanks
- Schooling displays
Redtail Catfish
✓ Good For
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