Updated August 5, 2019 Author: Mike - FishLore Admin Social Media:. Emperor Angelfish - Pomacanthus imperator. Emperor angelfish are omnivorous, meaning that they eat both plant and animal matter. Wild Angelfish graze on a variety of foods, including algae, invertebrates and corals. Do not keep with other full size angels of the same or different species.The adult Emperor Angelfish has a bold, blue body covered with bright yellow horizontal stripes culminating in a bright yellow to orange caudal fin. Emperor AngelFish Feeding. Emperor Angelfish for sale 4Less! And The emperor will get BIG in that sized tank, like full sized so it could be 15 inches and so could the Koran. They are both from the pomacanthus genus. It is important that you feed angelfish all kinds of live, frozen, and prepared formula foods. Juvenile Emperor Angel Fish have a dark blue base colour with electric blue and white rings. Emperor Angelfish Diet and Feeding . So far I have offered: Frozen Mystis Shrimp Frozen Sponge/Shrimp mix stuff Live plants Live Brine Shrimp Spectruim Pellets W/ Garlic Extreme Any Ideas? Top Care Facts For The Imperator Angel (Pomacanthus imperator) Care Level: Moderate Temperment: Semi-Aggressive Diet: Omnivore Origin: Indo Pacific Emperor AngelFish’ Behavior: The Emperor Angelfish is also known in some parts of the world as the Imperator or Imperial Angelfish and is one of the more expensive marine fish to purchase. They … He is + 7 " and full of color and looks great but not acceping treats. A mature emperor angelfish can grow up to 1 feet in length provided that you vary their diet to include shrimp, krill and other small invertebrates. An Emperor Angelfish, Blue Tang, Purple Tang and Yellow Tang feeding on nori attached to an algae clip in a 75 gallon quarantine tank. The Emperor Angel Fish (Pomacanthus imperator), is a species of marine angelfish that is a reef-associated fish, native to the Indian and Pacific Oceans from the Red Sea to Hawaii and the Austral Islands. An easy way to ensure their diet is well rounded is to use specially made foods like the new life spectrum, NLS, marine fish formula . Emperor Angel fish are omnivorous creatures and their favorite foods is algae and sponges, but also eat small invertebrates. I think you might be lucky, but they look extremely alike and the emperor being 4 inches and the koran 2, you could have a problem w/ the emperor. Like many other tropical saltwater fish, they eat throughout the day, a trait that should be mirrored in their captive counterparts as best as possible. I recieved my new Emperor Angelfish last Sat. In Aquarius you can offer them Artemias, Tubifex, worms, etc., without forgetting the vegetal component (for example, a leaf of lettuce). Emperor Angelfish are omnivores, in the wild they eat a wide variety of sponges and encrusting organisms along with small amounts of algae, tunicates, hydroids, and bryozoans. The Emperor Angelfish will be much quicker to eat meaty foods and will ignore plant based food, even sponge based foods, when both are fed at the same time.