Oscar fish, also known simply as Oscars, are one of the most popular and recognizable freshwater aquarium fish.
Oscars belong to the cichlid family (Cichlidae) and are scientifically known as Astronotus ocellatus. They are native to the Amazon River basin in South America.
 
Appearance: Oscars are known for their distinctive appearance. They have a large, oval-shaped body with a wide mouth and a protruding forehead. Their coloration can vary widely, including shades of orange, red, yellow, and black. They often have unique patterns and markings, and some may display iridescent spots or speckles.
Size: Oscars are large fish that can grow up to 12-16 inches (30-40 centimeters) or even larger in captivity. Proper tank size and maintenance are essential to accommodate their growth.
Habitat: In the wild, Oscars inhabit slow-moving rivers, streams, and flooded areas with plenty of vegetation and hiding spots. They prefer warm, tropical waters with stable water parameters.
Diet: Oscars are carnivorous predators and have hearty appetites. They will eat a variety of foods, including live, frozen, and prepared options. A diet consisting of high-quality pellets or flakes supplemented with occasional treats like live or frozen foods such as feeder fish, shrimp, and earthworms will help keep them healthy and vibrant.
Tank Requirements: Due to their large size and active nature, Oscars require a spacious aquarium with plenty of swimming space. A tank size of at least 75 gallons (around 284 liters) is recommended for a single adult Oscar, with larger tanks needed for multiple Oscars or tankmates. They appreciate a sandy substrate and the presence of driftwood or rock formations to mimic their natural habitat.
Compatibility: Oscars can be territorial and may exhibit aggression towards tankmates, especially smaller fish that they may perceive as prey. However, they can coexist with other large, robust fish species that can hold their own against their occasional aggression. It's essential to monitor tank dynamics and provide plenty of hiding spots to reduce stress and aggression.
Behavior: Oscars are intelligent and curious fish known for their interactive behavior. They may recognize their owners and can be trained to some extent. They are also active swimmers and may rearrange tank decorations.
Tankmates: Suitable tankmates for Oscars include large cichlids, catfish, and other similarly sized and robust fish species. Avoid keeping them with smaller or more timid fish that may become targets of aggression or predation.
 
*Due to natural variations, the product may differ  in appearance from the picture provided.*