All oscar fish have the same care requirements, but these 15 varieties are guaranteed to make visitors want an aquarium of their own. Wild Oscar. Wild oscars are the default type of oscar fish.

Oscar. Description Young fish have wavy, white and orange ... Marsh-type habitats with man-controlled water levels have the largest oscar populations although they are found in lesser numbers in ...

The largest a pet Oscar fish could grow is 16 inches, and they are capable of living from 10 to 20 years, Lane said. He estimated this fish is just over a year old.

The largest a pet Oscar fish could grow is 16 inches, and they are capable of living from 10 to 20 years, Lane said. He estimated this fish is just over a year old.