Can Discus Live With Red Rainbowfish?
Discus and Red Rainbowfish are NOT compatible tank mates.
Detailed Analysis
Temperature
✗ Not Compatible
No temperature overlap. Discus needs 82–88°F, but Red Rainbowfish needs 72–80°F.
pH
⚠ Use Caution
Very narrow pH overlap (7.0–7.0). Hard to maintain precisely.
Size
✓ Compatible
Compatible sizes (8" and 6").
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Important Notes
- Discus is a schooling fish and needs at least 5 of its kind.
- Red Rainbowfish is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 83 gallons
| Parameter | Discus | Red Rainbowfish |
|---|---|---|
| Temperature | 82–88°F | 72–80°F |
| pH | 5.5–7 | 7–8 |
| Max Size | 8" | 6" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Middle | Middle |
| Min Tank | 55 gal | 55 gal |
Check More Combinations
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