Koran Angelfish - Juvenile - PhilippinesPomacanthus semicirculatus Angelfish come in a large array of colors, patterns and sizes that make them very appealing to all levels of hobbyists. Unlike Centropyge angels, this genus is known for having large adult sizes. The Koran Angels has a varied natural diet, so aquarists should always feed a diet that is similar to their natural one. They generally feed on a wide variety of algae, sponges, soft corals and other benthic organisms in the wild