Oscar Fish (Astronotus ocellatus)
It is the favourable tropical aquarium fish from the cichlid family for home aquariums. This big sized fish of around 35 cms of length needs a minimum 30 gallons tank for better care. The hassle-free Oscar care also requires clean water with the temperature varying between 74°C to 81°C to strengthen their immune system and prevent many diseases.
Native to South America, this fish is generally peaceful, hold the personality and quick in recognizing strangers. They live up to 10 years. Though it likes live food but eats flakes when young. Sometimes they also eat tank mates of smaller size. They prefer a tank with rock ledges, and live plants do not last long in their tank due to their habit of digging.