Omnivores feed on a variety of both plant and animal materials. The majority of aquarium fish are omnivores. Omnivores have an intestinal tract suited for the digestion of a wide variety of Foodstuffs. Or at omnivores eat a mix of corals, crustaceans, invertebrates and plants.
Omnivores shouldering be fed once to twice per day with the odd extra treat or frozen food 3 or 4 times a week.