B
Black Skirt Tetra
Gymnocorymbus ternetzi
VS
H
Helfrichi Firefish
Nemateleotris helfrichi
Choosing between Black Skirt Tetra and Helfrichi Firefish? 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 Skirt Tetra
Gymnocorymbus ternetziVS
Helfrichi Firefish
Nemateleotris helfrichiCommon Name
Black Skirt Tetra
Helfrichi Firefish
Scientific Name
Gymnocorymbus ternetzi
Nemateleotris helfrichi
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
15 gallons
20 gallons
Recommended Tank
20 gallons
30 gallons
Temperature
70°F - 78°F
72°F - 78°F
pH Range
6.5 - 7.5
8.1 - 8.4
Max Size
3 inches
2.5 inches
Lifespan
3-5 years
3-5 years
Diet
Flakes, Pellets, Frozen foods, Live foods, Brine shrimp, Bloodworms
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Black Skirt Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Helfrichi Firefish
✓ Good For
- Community tanks
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