B
Black Ghost Knife Fish
Apteronotus albifrons
VS
R
Rummy-nose Tetra
Hemigrammus bleheri
Choosing between Black Ghost Knife Fish and Rummy-nose Tetra? 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
Rummy-nose Tetra
Hemigrammus bleheriCommon Name
Black Ghost Knife Fish
Rummy-nose Tetra
Scientific Name
Apteronotus albifrons
Hemigrammus bleheri
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
5.5 - 7
Max Size
20 inches
2.5 inches
Lifespan
10-15 years
5-8 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
High-quality micro pellets, Fine flake food, Frozen daphnia, Frozen bloodworms, Baby brine shrimp, Microworms
Black Ghost Knife Fish
✓ Good For
Rummy-nose Tetra
✓ Good For
- Community tanks
- Schooling displays
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