Can Orchid Dottyback Live With Purple Tang?

Orchid Dottyback 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 Orchid Dottyback.

Temperament ✗ Not Compatible

Orchid Dottyback (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

ParameterOrchid DottybackPurple Tang
Temperature74–82°F74–82°F
pH8–8.48–8.4
Max Size3"10"
TemperamentSemi-aggressiveAggressive
Swim LevelMiddleAll
Min Tank20 gal100 gal

Check More Combinations

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