Albino Tiger Oscar The albino tiger oscar will grow to a large aggressive aquarium fish and should be kept alone or with similar size species when it gets larger. This oscar color morph is beautiful and the species is easy to keep and will be tolerant of other large aggressive freshwater species. Scientific Name: Astronotus ocellatus Max Size: 12 inches Require tank size: 70+ gallon Diet:  variety of meaty foods, including small fish and earthworms, Cichlid pellets, larger flake food, ocean plankton, bloodworms, and tubifex worms. Shipping Size: Approx. 2 to 3 inches