E
Elephant Nose Fish
Gnathonemus petersii
VS
P
Purple Firefish
Nemateleotris decora
Choosing between Elephant Nose Fish 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.
Elephant Nose Fish
Gnathonemus petersiiVS
Purple Firefish
Nemateleotris decoraCommon Name
Elephant Nose Fish
Purple Firefish
Scientific Name
Gnathonemus petersii
Nemateleotris decora
Type
Freshwater
Saltwater / Marine
Difficulty
Advanced
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
55 gallons
20 gallons
Recommended Tank
75 gallons
30 gallons
Temperature
73°F - 82°F
72°F - 78°F
pH Range
6 - 7.5
8.1 - 8.4
Max Size
10 inches
3 inches
Lifespan
6-10 years
3-5 years
Diet
Live blackworms, Frozen bloodworms, Pellets, Brine shrimp
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Copepods
Elephant Nose Fish
✓ Good For
- Community tanks
- Schooling displays
Purple Firefish
✓ Good For
- Community tanks
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