E
Elephant Nose Fish
Gnathonemus petersii
VS
J
Jack Dempsey
Rocio octofasciata
Choosing between Elephant Nose Fish and Jack Dempsey? 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.
Elephant Nose Fish
Gnathonemus petersiiVS
Jack Dempsey
Rocio octofasciataCommon Name
Elephant Nose Fish
Jack Dempsey
Scientific Name
Gnathonemus petersii
Rocio octofasciata
Type
Freshwater
Freshwater
Difficulty
Advanced
Intermediate
Temperament
Peaceful
Aggressive
Minimum Tank
55 gallons
55 gallons
Recommended Tank
75 gallons
75 gallons
Temperature
73°F - 82°F
75°F - 80°F
pH Range
6 - 7.5
6.5 - 8
Max Size
10 inches
15 inches
Lifespan
6-10 years
10-15 years
Diet
Live blackworms, Frozen bloodworms, Pellets, Brine shrimp
Cichlid pellets, Frozen foods, Live foods, Shrimp, Bloodworms, Vegetable matter
Elephant Nose Fish
✓ Good For
- Community tanks
- Schooling displays
Jack Dempsey
✓ Good For
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