Distribution:
Description: The Yellowback Butterflyfish, also known as the Mertensii Butterflyfish, Orangetail Butterflyfish, or Crowned Pearlyscale Butterflyfish, is a blue silver coloration with black margins on its body scales. This gives a criss-cross pattern and pearly sheen. Most of its posterior is orange and it has a silver-edged black stripe through the eye.
Care Level: Moderate
Minimum Tank Size: 50 gallons
Max Size: 6 inches
Diet: Carnivore
Temperment: Peaceful
Reef Compatible: With caution- may nibble hard coral polyps