American Cichlid – Red Tiger Oscar large – 9cm

Large Red Tiger Oscar: A Vibrant Centrepiece for Your Aquarium

The Large Red Tiger Oscar (Astronotus ocellatus) is a striking cichlid, celebrated for its fiery red stripes and bold personality. These interactive fish are known to form bonds with their owners, making them a favourite among aquarists. Their captivating appearance and engaging behaviour make them a perfect choice for those seeking a standout feature in their aquarium.

Tank Setup for Large Red Tiger Oscars

A spacious tank of at least 300 liters is essential for these active fish. Use sand or fine gravel as the substrate to prevent damage to their sensitive undersides. Add rocks, driftwood, and hardy plants to replicate their natural environment. Maintain water temperatures between 24°C and 28°C, with a pH range of 6.5 to 7.5. Frequent water changes and robust filtration are critical for their well-being.

Diet and Feeding

Feeding Large Red Tiger Oscars is easy but requires variety to ensure optimal health. Provide high-quality cichlid pellets or sticks as a staple diet. Include live or frozen foods such as bloodworms, brine shrimp, and small feeder fish to add nutrition and excitement. Occasionally, offer blanched vegetables like spinach or zucchini. A balanced diet supports their growth, enhances their colours, and keeps them energetic.

Behaviour and Tank Mates

These Oscars are generally peaceful but can show territorial tendencies, especially as they mature. Ideal tank mates include other large, calm species like Severums, Plecos, and Silver Dollars. Avoid smaller fish, as these might be mistaken for food. Offering plenty of swimming space and hiding spots reduces stress and helps maintain harmony in the tank.

Breeding Large Red Tiger Oscars

Breeding Oscars is a rewarding experience. They are excellent parents, often guarding their eggs and fry with dedication. To encourage breeding, provide flat surfaces like rocks or slate for them to lay eggs. Keep the water clean and parameters stable to promote successful spawning. Feed fry baby brine shrimp or finely crushed flakes to ensure proper nutrition and growth.

FAQs

How big do Large Red Tiger Oscars grow?
They can reach up to 35 cm, requiring a spacious tank for comfort.

Are they aggressive?
They are mostly peaceful but may become territorial, especially during breeding.

What tank mates are suitable?
Ideal companions include large, calm fish such as Severums, Plecos, and Silver Dollars. Smaller fish should be avoided.

What do they eat?
Their diet includes cichlid pellets, live or frozen foods like bloodworms, and occasional vegetables like spinach or zucchini.

How do they breed?
They lay eggs on flat surfaces, and both parents protect the fry. Stable conditions encourage successful breeding.

Are they beginner-friendly?
Their size and care requirements make them better suited for intermediate or experienced aquarists.

Species Overview

• Species: Astronotus ocellatus
• Common Name: Large Red Tiger Oscar
• Origin: South America
• Diet: Omnivore
• PH Range: 6.5–7.5
• Temperature: 24°C–28°C
• Max Size: Up to 35 cm
• Tank Size: Minimum 300 liters