Pomacanthus paru 
Approximate Purchase Size: Juvenile Small 1" to 1 1/2" Medium 1 1/2" to 2 1/4" Large 2 1/4" to 3 1/4" Adult Small: 3" to 3-1/2"; Medium: 3-1/2" to 5"; Large: 5" to 7"

Minimum Tank Size: 250 gallons 
Care Level: Moderate 
Temperament: Semi-aggressive 
Reef Compatible: No 
Max. Size: 1' 3" 
Origin: Caribbean 
Family: Pomacanthidae