G
Glass Catfish
Kryptopterus vitreolus
VS
P
Purple Firefish
Nemateleotris decora
Choosing between Glass Catfish 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.
Glass Catfish
Kryptopterus vitreolusVS
Purple Firefish
Nemateleotris decoraCommon Name
Glass Catfish
Purple Firefish
Scientific Name
Kryptopterus vitreolus
Nemateleotris decora
Type
Freshwater
Saltwater / Marine
Difficulty
Intermediate
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
20 gallons
Recommended Tank
30 gallons
30 gallons
Temperature
75°F - 82°F
72°F - 78°F
pH Range
6 - 7
8.1 - 8.4
Max Size
3 inches
3 inches
Lifespan
3-5 years
3-5 years
Diet
Small live foods, Frozen daphnia, Micro pellets, Brine shrimp
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Glass Catfish
✓ Good For
- Community tanks
- Schooling displays
Purple Firefish
✓ Good For
- Community tanks
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