Oscar Fish: Are They Freshwater? Essential Care Guide for This South American Species
The oscar fish (Astronotus ocellatus) is a freshwater fish from the cichlid family. It originates from South America’s Amazon Basin. Oscars thrive in tropical temperatures of 74–80°F (23–27°C) and a pH range of 6–8. They are known for their bright coloring and distinct personalities. Adequate space and regular water changes are essential for their care. … Read more