B
Black Ghost Knife Fish
Apteronotus albifrons
VS
J
Julii Cory
Corydoras julii
Choosing between Black Ghost Knife Fish and Julii Cory? 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.
Black Ghost Knife Fish
Apteronotus albifronsVS
Julii Cory
Corydoras juliiCommon Name
Black Ghost Knife Fish
Julii Cory
Scientific Name
Apteronotus albifrons
Corydoras julii
Type
Freshwater
Freshwater
Difficulty
Advanced
Beginner Friendly
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
20 gallons
Recommended Tank
100 gallons
30 gallons
Temperature
73°F - 80°F
72°F - 79°F
pH Range
6 - 8
6 - 7.5
Max Size
20 inches
2 inches
Lifespan
10-15 years
5-7 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Sinking pellets, Flakes, Frozen foods, Algae wafers
Black Ghost Knife Fish
✓ Good For
Julii Cory
✓ Good For
- Community tanks
- Beginners
- Schooling displays
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