Can Angelfish Live With Gertrude's Blue Eye?
Angelfish and Gertrude's Blue Eye are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 76–82°F.
pH
✓ Compatible
Good pH overlap at 6.0–7.0.
Size
⚠ Use Caution
Significant size difference (6" vs 1.5"). Angelfish may bully or stress Gertrude's Blue Eye.
Temperament
⚠ Use Caution
Angelfish (semi-aggressive) may have issues with Gertrude's Blue Eye (peaceful). Monitor closely if attempting.
Swim Level
✓ Compatible
Fish occupy different water levels (Angelfish: middle, Gertrude's Blue Eye: top), reducing conflict.
Trait Conflict
✗ Not Compatible
Angelfish is a predator and may eat Gertrude's Blue Eye.
Important Notes
- Gertrude's Blue Eye is a schooling fish and needs at least 6 of its kind.
Tank Requirements
Minimum tank size for this combination: 35 gallons
| Parameter | Angelfish | Gertrude's Blue Eye |
|---|---|---|
| Temperature | 76–84°F | 73–82°F |
| pH | 6–7.5 | 5.5–7 |
| Max Size | 6" | 1.5" |
| Temperament | Semi-aggressive | Peaceful |
| Swim Level | Middle | Top |
| Min Tank | 30 gal | 10 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.