J
Jack Dempsey
Rocio octofasciata
VS
O
Oscar
Astronotus ocellatus
Choosing between Jack Dempsey and Oscar? 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.
Jack Dempsey
Rocio octofasciataVS
Oscar
Astronotus ocellatusCommon Name
Jack Dempsey
Oscar
Scientific Name
Rocio octofasciata
Astronotus ocellatus
Type
Freshwater
Freshwater
Difficulty
Intermediate
Intermediate
Temperament
Aggressive
Aggressive
Minimum Tank
55 gallons
75 gallons
Recommended Tank
75 gallons
125 gallons
Temperature
75°F - 80°F
74°F - 81°F
pH Range
6.5 - 8
6.5 - 7.5
Max Size
15 inches
14 inches
Lifespan
10-15 years
10-20 years
Diet
Cichlid pellets, Frozen foods, Live foods, Shrimp, Bloodworms, Vegetable matter
Cichlid pellets, Live foods, Frozen foods, Vegetables, Shrimp
Jack Dempsey
✓ Good For
Oscar
✓ Good For
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