Can Common Goldfish Live With Ember Tetra?
Common Goldfish and Ember Tetra are NOT compatible tank mates.
Detailed Analysis
Temperature
⚠ Use Caution
Very narrow temperature overlap (73–74°F). Maintaining stable temp in this range may be difficult.
pH
✓ Compatible
Good pH overlap at 6.5–7.0.
Size
✗ Not Compatible
Extreme size difference. Common Goldfish (12") may eat or bully Ember Tetra (0.8").
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Trait Conflict
✗ Not Compatible
Common Goldfish is a coldwater species and should not be kept with tropical fish like Ember Tetra.
Important Notes
- Ember Tetra is a schooling fish and needs at least 8 of its kind.
Tank Requirements
Minimum tank size for this combination: 35 gallons
| Parameter | Common Goldfish | Ember Tetra |
|---|---|---|
| Temperature | 50–74°F | 73–84°F |
| pH | 6.5–8 | 5.5–7 |
| Max Size | 12" | 0.8" |
| Temperament | Peaceful | Peaceful |
| Swim Level | All | Middle |
| Min Tank | 30 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.