B
Black Ghost Knife Fish
Apteronotus albifrons
VS
Z
Zebra Dartfish
Ptereleotris zebra
Choosing between Black Ghost Knife Fish and Zebra Dartfish? 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
Zebra Dartfish
Ptereleotris zebraCommon Name
Black Ghost Knife Fish
Zebra Dartfish
Scientific Name
Apteronotus albifrons
Ptereleotris zebra
Type
Freshwater
Saltwater / Marine
Difficulty
Advanced
Intermediate
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
30 gallons
Recommended Tank
100 gallons
40 gallons
Temperature
73°F - 80°F
72°F - 78°F
pH Range
6 - 8
8.1 - 8.4
Max Size
20 inches
4 inches
Lifespan
10-15 years
3-5 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Black Ghost Knife Fish
✓ Good For
Zebra Dartfish
✓ Good For
- Community tanks
- Schooling displays
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