B
Black Ghost Knife Fish
Apteronotus albifrons
VS
F
Firemouth Cichlid
Thorichthys meeki
Choosing between Black Ghost Knife Fish and Firemouth Cichlid? 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
Firemouth Cichlid
Thorichthys meekiCommon Name
Black Ghost Knife Fish
Firemouth Cichlid
Scientific Name
Apteronotus albifrons
Thorichthys meeki
Type
Freshwater
Freshwater
Difficulty
Advanced
Intermediate
Temperament
Semi-Aggressive
Semi-Aggressive
Minimum Tank
75 gallons
30 gallons
Recommended Tank
100 gallons
40 gallons
Temperature
73°F - 80°F
75°F - 79°F
pH Range
6 - 8
6.5 - 8
Max Size
20 inches
6 inches
Lifespan
10-15 years
8-10 years
Diet
Live or frozen bloodworms, Krill, Pellets, Small fish
Cichlid pellets, Frozen foods, Live foods, Vegetable matter, Bloodworms, Brine shrimp
Black Ghost Knife Fish
✓ Good For
Firemouth Cichlid
✓ Good For
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