B
Black Ghost Knife Fish
Apteronotus albifrons
VS
E
Endler Guppy
Poecilia wingei
Choosing between Black Ghost Knife Fish and Endler Guppy? 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
Endler Guppy
Poecilia wingeiCommon Name
Black Ghost Knife Fish
Endler Guppy
Scientific Name
Apteronotus albifrons
Poecilia wingei
Type
Freshwater
Freshwater
Difficulty
Advanced
Beginner Friendly
Temperament
Semi-Aggressive
Peaceful
Minimum Tank
75 gallons
10 gallons
Recommended Tank
100 gallons
20 gallons
Temperature
73°F - 80°F
72°F - 82°F
pH Range
6 - 8
6.5 - 8
Max Size
20 inches
1.5 inches
Lifespan
10-15 years
2-3 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
High-quality flake food, Micro pellets, Brine shrimp, Vegetable matter
Black Ghost Knife Fish
✓ Good For
Endler Guppy
✓ Good For
- Community tanks
- Beginners
- Small tanks
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