Can Diadema Dottyback Live With Powder Blue Tang?

Diadema Dottyback and Powder Blue 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 (9" vs 2.5"). Powder Blue Tang may bully or stress Diadema Dottyback.

Temperament ✗ Not Compatible

Diadema Dottyback (semi-aggressive) is not compatible with Powder Blue 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

ParameterDiadema DottybackPowder Blue Tang
Temperature74–82°F74–82°F
pH8–8.48–8.4
Max Size2.5"9"
TemperamentSemi-aggressiveAggressive
Swim LevelMiddleAll
Min Tank20 gal100 gal

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