Can Brunei Beauty Live With Ruby Tetra?
Brunei Beauty and Ruby Tetra are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 72–78°F.
pH
✓ Compatible
Good pH overlap at 5.0–6.5.
Size
✗ Not Compatible
Extreme size difference. Brunei Beauty (4.5") may eat or bully Ruby Tetra (0.7").
Temperament
⚠ Use Caution
Brunei Beauty (semi-aggressive) may have issues with Ruby Tetra (peaceful). Monitor closely if attempting.
Swim Level
⚠ Use Caution
Both fish occupy the middle level and Brunei Beauty is territorial. Provide plenty of space and hiding spots.
Important Notes
- Ruby Tetra is a schooling fish and needs at least 8 of its kind.
Tank Requirements
Minimum tank size for this combination: 23 gallons
| Parameter | Brunei Beauty | Ruby Tetra |
|---|---|---|
| Temperature | 72–78°F | 68–82°F |
| pH | 4.5–6.5 | 5–7 |
| Max Size | 4.5" | 0.7" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | Middle | Middle |
| Min Tank | 20 gal | 5 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.