Red Chili Oscar (Astronotus ocellatus)
The Red Chili Oscar (Astronotus ocellatus) is a selectively bred variety of the common Oscar, known for its intense, vibrant red coloration that can be even more striking than other red or orange Oscar varieties. It is a popular, large, and interactive freshwater fish, prized for its unique appearance and personality.
Key Features
| Feature | Detail |
|---|---|
| Species | Astronotus ocellatus |
| Coloration | Intense red |
| Size | Grows to 12-18 inches |
| Behavior | Interactive, active, and social |
FAQ
What is the ideal tank size for a Red Chili Oscar?
A minimum of 100 gallons is recommended due to the fish’s size and active nature.
Is the Red Chili Oscar compatible with other fish?
It is best kept with large, calm, and non-aggressive species. Avoid small or shy fish that may be intimidated.
How long does it take for a Red Chili Oscar to reach full size?
It can take 3 to 5 years to reach full adult size, depending on water conditions and diet.

Alexander Bailey –
The Red Chili Oscar is a stunning addition to my aquarium. Its bright red color stands out in the tank and it’s very active. It enjoys feeding and interacts with other fish, though it needs a large tank. Very satisfied with the purchase.
Jack Poole –
Beautiful fish with a vivid red hue. It’s more active than other Oscar varieties I’ve seen. I’ve had it for six months and it’s still healthy and curious. Needs a spacious tank, but worth the investment.
Peter Dickens –
The color is truly impressive. It’s not just red—it’s a deep, vibrant red that catches the light well. The fish is playful and responds to feeding. Only downside is the tank space required.