J
Jack Dempsey
Rocio octofasciata
VS
P
Purple Firefish
Nemateleotris decora
Choosing between Jack Dempsey and Purple Firefish? 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
Purple Firefish
Nemateleotris decoraCommon Name
Jack Dempsey
Purple Firefish
Scientific Name
Rocio octofasciata
Nemateleotris decora
Type
Freshwater
Saltwater / Marine
Difficulty
Intermediate
Intermediate
Temperament
Aggressive
Peaceful
Minimum Tank
55 gallons
20 gallons
Recommended Tank
75 gallons
30 gallons
Temperature
75°F - 80°F
72°F - 78°F
pH Range
6.5 - 8
8.1 - 8.4
Max Size
15 inches
3 inches
Lifespan
10-15 years
3-5 years
Diet
Cichlid pellets, Frozen foods, Live foods, Shrimp, Bloodworms, Vegetable matter
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Jack Dempsey
✓ Good For
Purple Firefish
✓ Good For
- Community tanks
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