Oscar Fish (Astronotus ocellatus) A bold, intelligent South American cichlid known for its dog-like personality and striking assortment of colour forms from tiger-striped to albino, red, and lemon. Oscars are interactive, recognise their owners, and make a true centrepiece fish for dedicated hobbyists with the tank space to match their appetite and attitude. Care at a Glance: Minimum Tank Size: 200+ litres (large tank with robust filtration) Temperature: 2228°C pH Range: 6.07.5 Temperament: Aggressive predatory and territorial Diet: Carnivore cichlid pellets, frozen/live foods, earthworms, prawn Max Size: 3035cm Lifespan: 1015 years Care Level: Intermediate (hardy, but requires large tank and heavy filtration) Tank Mates:Large robust cichlids (e.g. Silver Dollars, Severums, Jack Dempseys), large catfish (e.g. Plecos, Sailfin Plecos). Avoid small fish anything that fits in an Oscar's mouth will be eaten. Origin:Amazon River basin, South America (wild-caught and captive-bred specimens available; assorted colour forms are selectively bred for the aquarium trade)