Top left is a pepperment angel, bottom right is a clown, 3rd down on the right is a Heniochus Black & White Butterfly fish 2nd to the bottom on the left is a blue hippo tang. That's all I got, haha,
From top to bottom and left to right:
Peppermint Angefish, Emperor Angelfish, French Angelfish, Annularis Angelfish, Regal Angelfish, possibly Gray Angelfish, Longfin Bannerfish, Pacific Blue Tang, Powder Blue Tang, I don’t know this one (I’m not very familiar with most damselfish), and Ocellaris Clownfish.