Can Coral Red Pencilfish Live With Empire Gudgeon?
Coral Red Pencilfish and Empire Gudgeon CAN coexist, but with some risks. Careful setup and monitoring required.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 75–82°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.0.
Size
⚠ Use Caution
Significant size difference (4.5" vs 1.2"). Empire Gudgeon may bully or stress Coral Red Pencilfish.
Temperament
✓ Compatible
Both fish have compatible temperaments.
Swim Level
✓ Compatible
Fish occupy different water levels (Coral Red Pencilfish: middle, Empire Gudgeon: bottom), reducing conflict.
Important Notes
- Coral Red Pencilfish is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 20 gallons
| Parameter | Coral Red Pencilfish | Empire Gudgeon |
|---|---|---|
| Temperature | 75–82°F | 72–82°F |
| pH | 4.5–7 | 6.5–7.5 |
| Max Size | 1.2" | 4.5" |
| Temperament | Peaceful | Peaceful |
| Swim Level | Middle | Bottom |
| Min Tank | 10 gal | 20 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.