B
Black Ghost Knife Fish
Apteronotus albifrons
VS
P
Pygmy Cory
Corydoras pygmaeus
Choosing between Black Ghost Knife Fish and Pygmy 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
Pygmy Cory
Corydoras pygmaeusCommon Name
Black Ghost Knife Fish
Pygmy Cory
Scientific Name
Apteronotus albifrons
Corydoras pygmaeus
Type
Freshwater
Freshwater
Difficulty
Advanced
Intermediate
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
10 gallons
Recommended Tank
100 gallons
15 gallons
Temperature
73°F - 80°F
72°F - 79°F
pH Range
6 - 8
6 - 7.5
Max Size
20 inches
1 inches
Lifespan
10-15 years
3-5 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Micro pellets, Crushed flakes, Frozen cyclops, Powdered foods
Black Ghost Knife Fish
✓ Good For
Pygmy Cory
✓ Good For
- Community tanks
- Small tanks
- Schooling displays
Explore More
Similar Comparisons
Discover other popular fish pairings to find your perfect aquarium match.