The Powder Blue Tang is a stunning addition to any aquarium. This fish is known for its vibrant powder blue coloration and elongated body shape. They typically grow to be around 7-9 inches in length and require a diet consisting of algae and meaty foods. When it comes to compatibility, Powder Blue Tangs can be aggressive towards other tangs but generally get along well with other peaceful fish species. This fish requires an aquarium of 125 gallons with plenty of swimming space and hiding spots.