B
Black Ghost Knife Fish
Apteronotus albifrons
VS
R
Roseline Shark
Sahyadria denisonii
Choosing between Black Ghost Knife Fish and Roseline Shark? 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
Roseline Shark
Sahyadria denisoniiCommon Name
Black Ghost Knife Fish
Roseline Shark
Scientific Name
Apteronotus albifrons
Sahyadria denisonii
Type
Freshwater
Freshwater
Difficulty
Advanced
Intermediate
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
55 gallons
Recommended Tank
100 gallons
75 gallons
Temperature
73°F - 80°F
60°F - 77°F
pH Range
6 - 8
6.8 - 7.8
Max Size
20 inches
5 inches
Lifespan
10-15 years
4-6 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Flakes, Pellets, Frozen foods, Vegetables
Black Ghost Knife Fish
✓ Good For
Roseline Shark
✓ Good For
- Community tanks
- Schooling displays
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