Can Masked Julie Live With Neon Tetra?
Masked Julie and Neon Tetra are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 76–81°F.
pH
✗ Not Compatible
No pH overlap. Masked Julie needs pH 7.8–9, but Neon Tetra needs pH 6–7.
Size
✓ Compatible
Compatible sizes (3" and 1.5").
Temperament
⚠ Use Caution
Masked Julie (semi-aggressive) may have issues with Neon Tetra (peaceful). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Masked Julie: bottom, Neon Tetra: middle), reducing conflict.
Important Notes
- Neon Tetra is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 20 gallons
| Parameter | Masked Julie | Neon Tetra |
|---|---|---|
| Temperature | 76–82°F | 70–81°F |
| pH | 7.8–9 | 6–7 |
| Max Size | 3" | 1.5" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | Bottom | Middle |
| Min Tank | 15 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.