The oscar ( Astronotus ocellatus ) is a species of fish from the cichlid family known under a variety of common names, including tiger oscar , velvet cichlid , and marble cichlid .[1] In tropical South America, where the species naturally resides, A. ocellatus specimens are often found for sale as a food fish in the local markets.[2][3] The fish has been introduced to other areas, including India, China, Australia, and the United States. It is considered a popular [aquarium](https://en.wikipedia.org/
![lemon-oscar-1|113x90]
Tiger Oscar
(upload://uMSuEPhB2DGBWSAZTO6J6W5LKEr.jpeg)
wiki/Aquarium) fish in Europe and the U.S.