Can Fiji Blue Devil Damselfish Live With Purple Tang?
Fiji Blue Devil Damselfish and Purple Tang are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 74–82°F.
pH
✓ Compatible
Good pH overlap at 8.0–8.4.
Size
⚠ Use Caution
Significant size difference (10" vs 3"). Purple Tang may bully or stress Fiji Blue Devil Damselfish.
Temperament
✗ Not Compatible
Fiji Blue Devil Damselfish (semi-aggressive) is not compatible with Purple Tang (aggressive). Aggression or stress is very likely.
Swim Level
✓ Compatible
Swim level compatibility is fine.
Tank Requirements
Minimum tank size for this combination: 100 gallons
| Parameter | Fiji Blue Devil Damselfish | Purple Tang |
|---|---|---|
| Temperature | 74–82°F | 74–82°F |
| pH | 8–8.4 | 8–8.4 |
| Max Size | 3" | 10" |
| Temperament | Semi-aggressive | Aggressive |
| Swim Level | Middle | All |
| Min Tank | 20 gal | 100 gal |
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