any of various small tropical marine percoid fishes of the genus Pomacanthus and related genera, which have a deep flattened brightly coloured body and brushlike teeth: family Chaetodontidae See also butterflyfish

Also calledscalare a South American cichlid, Pterophyllum scalare, of the Amazon region, having a compressed body and large dorsal and anal fins: a popular aquarium fish

another name for angel shark