H
Helfrichi Firefish
Nemateleotris helfrichi
VS
G
Guppy
Poecilia reticulata
Choosing between Helfrichi Firefish and 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.
Helfrichi Firefish
Nemateleotris helfrichiVS
Guppy
Poecilia reticulataCommon Name
Helfrichi Firefish
Guppy
Scientific Name
Nemateleotris helfrichi
Poecilia reticulata
Type
Saltwater / Marine
Freshwater
Difficulty
Intermediate
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
5 gallons
Recommended Tank
30 gallons
10 gallons
Temperature
72°F - 78°F
72°F - 82°F
pH Range
8.1 - 8.4
6.8 - 7.8
Max Size
2.5 inches
2.5 inches
Lifespan
3-5 years
1-3 years
Diet
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Flakes, Pellets, Frozen foods, Vegetables
Helfrichi Firefish
✓ Good For
- Community tanks
Guppy
✓ Good For
- Community tanks
- Beginners
- Small tanks
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