Red Eye Tetra

The Moenkhausia sanctaefilomenae, commonly known as the Red Eye Tetra, is a popular, hardy, and peaceful freshwater schooling fish native to South America. It is easily recognized by its bright silver body, distinctive red markings around its eyes, and a striking black-and-white tail band.

Key Profile Facts

• Common Names: Redeye Tetra, Yellowhead Tetra, Yellow-Banded Moenkhausia
• Adult Size: 5 to 7 cm (2 to 2.8 inches)
• Lifespan: Roughly 3 to 5 years
• Origin: River basins in Brazil, Paraguay, Argentina, and Uruguay

Care and Tank Requirements

• Tank Size:
  Minimum of 60 to 110 litres (15 to 29 gallons) to support an active group.

• Water Parameters:

  • Temperature: 22–27°C (72–81°F)
  • pH Range: 6.0–7.5

• Social Behavior:
  Must be kept in a school of at least 6 to 10 individuals. Keeping them singly or in very small groups can lead to stress and fin-nipping.

• Diet:
  Omnivorous; readily accepts high-quality flakes, small granules, and live or frozen foods like brine shrimp and bloodworms.

This stunning fish is a fantastic addition to any freshwater aquarium, particularly for those who enjoy observing the mesmerizing movement of schooling fish. With its peaceful nature and vibrant appearance, the Red Eye Tetra is sure to bring life and beauty to your tank.