P
Penguin Tetra
Thayeria boehlkei
VS
P
Purple Firefish
Nemateleotris decora
Choosing between Penguin Tetra and Purple 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.
Penguin Tetra
Thayeria boehlkeiVS
Purple Firefish
Nemateleotris decoraCommon Name
Penguin Tetra
Purple Firefish
Scientific Name
Thayeria boehlkei
Nemateleotris decora
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
15 gallons
20 gallons
Recommended Tank
20 gallons
30 gallons
Temperature
72°F - 82°F
72°F - 78°F
pH Range
6 - 7.5
8.1 - 8.4
Max Size
3 inches
3 inches
Lifespan
5-8 years
3-5 years
Diet
High-quality flake food, Small pellets, Bloodworms, Brine shrimp
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Penguin Tetra
✓ Good For
- Community tanks
- Beginners
- Small tanks
- Schooling displays
Purple Firefish
✓ Good For
- Community tanks
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