B
Black Ghost Knife Fish
Apteronotus albifrons
VS
G
Glass Catfish
Kryptopterus vitreolus
Choosing between Black Ghost Knife Fish and Glass Catfish? 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
Glass Catfish
Kryptopterus vitreolusCommon Name
Black Ghost Knife Fish
Glass Catfish
Scientific Name
Apteronotus albifrons
Kryptopterus vitreolus
Type
Freshwater
Freshwater
Difficulty
Advanced
Intermediate
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
20 gallons
Recommended Tank
100 gallons
30 gallons
Temperature
73°F - 80°F
75°F - 82°F
pH Range
6 - 8
6 - 7
Max Size
20 inches
3 inches
Lifespan
10-15 years
3-5 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Small live foods, Frozen daphnia, Micro pellets, Brine shrimp
Black Ghost Knife Fish
✓ Good For
Glass Catfish
✓ Good For
- Community tanks
- Schooling displays
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