Can Discus Live With Giant Danio?
Discus and Giant Danio are NOT compatible tank mates.
Detailed Analysis
Temperature
✗ Not Compatible
No temperature overlap. Discus needs 82–88°F, but Giant Danio needs 72–80°F.
pH
✓ Compatible
Good pH overlap at 6.0–7.0.
Size
✓ Compatible
Compatible sizes (8" and 4").
Temperament
⚠ Use Caution
Discus (peaceful) may have issues with Giant Danio (semi-aggressive). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Discus: middle, Giant Danio: top), reducing conflict.
Important Notes
- Discus is a schooling fish and needs at least 5 of its kind.
- Giant Danio is a schooling fish and needs at least 5 of its kind.
Tank Requirements
Minimum tank size for this combination: 70 gallons
| Parameter | Discus | Giant Danio |
|---|---|---|
| Temperature | 82–88°F | 72–80°F |
| pH | 5.5–7 | 6–8 |
| Max Size | 8" | 4" |
| Temperament | Peaceful | Semi-aggressive |
| Swim Level | Middle | Top |
| Min Tank | 55 gal | 30 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.