Oscar fish are found in many rivers of the Amazon region, including portions of Argentina, Bolivia, Brazil, Colombia, Ecuador, French Guiana, Uruguay, and Venezuela. In the wild, these fish prefer to live in still and slow-moving waters with dense vegetation that provides shelter to rest and hide.
Let’s now talk about the origins of oscar fish in more detail.
Where Did Oscars Originate?
Oscar fish, also known as velvet cichlids and marble cichlids, are part of the cichlid family.
They are native to Brazil, Colombia, Ecuador, French Guiana, Guyana, Peru, Suriname, and Venezuela.
These fish are found in the Amazon and Orinoco rivers and their tributaries, along the Amazon, Ica, Negro, Solimoes, and Ucayalí river systems, and Approuague and Oyapock river drainages.
Oscars prefer slow-flowing rivers and streams in their native habitats.
They’re usually found hiding among vegetation and submerged branches that make the substrate of their habitat soft with debris and rocks.
Oscars are a popular aquarium fish.
So the wild populations also exist in Australia, China, Europe, Africa, Southern Asia, and Florida in the USA due to the ornamental fish trade.
Where Do Oscars Live In The Wild?
Oscars mainly come from South America, especially the Amazon and Orinoco Rivers and their tributaries.
They live in various habitats, including freshwater lakes, rivers, and streams.
They’re also sluggish fish because they live in slow-moving and still waters like ponds and marshes.
Oscar fish are large due to which they aren’t the best swimmers.
Due to their size, they move too slowly to chase prey and other fish.
Some typical environments for oscars include ponds, canals, wetlands, marshes, and floodplains.
They also prefer aquatic environments with plenty of cover in underwater tree trunks and branches.
Oscars prefer still waters that are shallow and smooth.
They especially enjoy the soft, sandy, and muddy substrate with debris, vegetation, and stones scattered on the top that shelter them.
Oscars prefer warm waters and are highly sensitive to temperature fluctuations.
The ideal temperature for oscar fish ranges between 74°F to 81°F (23°C to 28°C), with the ideal temperature around 77°F (25°C).
In Which Countries Are Oscars Commonly Found?
Oscars are large tropical fish that are found in South America. They reside in the warm waters of the Amazon region.
These fish are popular and found worldwide due to the ornamental fish trade.
Oscars are commonly found in the following countries:
- Argentina,
- Bolivia,
- Brazil,
- Colombia,
- Ecuador,
- French Guiana,
- Paraguay,
- Peru,
- Suriname,
- Uruguay, and
- Venezuela.
Due to their extreme popularity, small feral populations have also been found in Africa, Europe, Asia, and the United States.
Related Questions
Where Do Tiger Oscars Come From?

Tiger Oscars are found throughout South America, including Argentina, Brazil, Colombia, Paraguay, Peru, Uruguay, and Venezuela.
They live in the warm waters of the Amazon and Orinoco rivers and their tributaries.
They enjoy the tropical waters and moderate currents of their diverse habitat.
Where Do Red Oscars Come From?
Red Oscars are freshwater fish that live in the shallow and warm tropical waters of the Amazon and Orinoco rivers and their tributaries.
These river basins are complex water bodies that pass through Argentina, Brazil, Colombia, Paraguay, Peru, Uruguay, and Venezuela.
Where Do Albino Oscars Come From?
Albino Oscars are freshwater fish inhabiting the warm tropical waters of the Amazon and Orinoco rivers in South America.
These fish prefer still and slow-moving water bodies covered by jungle trees and vegetation.
They take shelter in anything that blends with their colors.
Where Do Golden Oscars Come From?
Golden Oscars inhabit the rivers and lakes located in lowland regions of the Amazon river, near Guyana and Argentina in South America.
They live in slow-moving rivers and streams throughout the tropical regions, enjoying the warm water covered with dense vegetation.
Where Do Blueberry Oscars Come From?
Blueberry Oscars originate in the Amazon river basin of South America.
They’re primarily found in blackwater or slow-moving streams.
They’re also sometimes found in lakes polluted by silt rather than clean water because their grey coloration helps them blend in with the silt.
Where Do Blue Oscars Come From?
Blue Oscars are found in South America, including Argentina, Brazil, Colombia, Paraguay, Peru, Uruguay, and Venezuela.
They live in the slow-moving rivers and streams throughout the Amazon and Orinoco river basins, enjoying the warm tropical waters covered with dense vegetation.
Where Do Florida Oscars Come From?
Florida Oscars come from the warm waters of the Orinoco, La Plata, and Amazon river basins in South America.
The non-native population of these oscars inhabits the canals of conservation areas, the Everglades, Western Miami-Dade, and Broward counties in South Florida, USA.