The Oscar is a specie of fish from the cichlid family of South America, where the species has originated. This fish can also be found in other areas including China, Australia, and the United States. It has been a popular aquarium fish for enthusiast and hobbyist.
Oscar’s have been accounted to grow into a length of approximately 15 in and a mass of 1.5 kg. Species caught in the wild are characteristically darker in color with orange ringed-spots on the caudal peduncle and on the dorsal fin. The species is also able to rapidly alter its coloration, a trait which assists in ritualized territorial and combat behaviors amongst species. A young oscar have a different coloration from adults and are striped with white and orange wavy bands and have spotted heads.
Oscar’s have been known to recognize their owner, a heavily built Oscar is an all-time favorite among aquarium enthusiast. Oscars have voracious appetites and should only be kept with fish that are of the same size or larger, smaller sized fish will soon become a quick bite for the Oscar. There are several species of fish which can be introduced as a tank mate for Oscars, but it would be preferred to have the tank for them selves if you have a smaller tank.