Trifasciata Rainbowfish (Melanotaenia trifasciata) 5cm (Male)

Trifasciata Rainbowfish (Melanotaenia trifasciata), also known as the Banded Rainbowfish, is a vibrant and active species.

Appearance

• Coloration: Varies depending on the location, but generally features a distinct dark mid-lateral band with bright red or yellow dorsal, anal, and caudal fins
• Size: Can grow up to 15 cm (about 6 inches)

Habitat and Tank Requirements

• Natural Habitat: Found in a variety of freshwater habitats in northern Australia and Queensland, including rivers, lagoons, and slow-moving streams
• Tank Size: Requires a spacious tank, at least 110 liters (29 gallons).
• Water Conditions: Prefers temperatures between 24-33C (75-91F) and slightly alkaline water (pH 6.5-8.0)
• Tank Setup: A well-planted aquarium with areas of dense vegetation and open swimming spaces is ideal. They thrive with moderate water flow.

Behavior and Compatibility

• Schooling: Best kept in groups of six or more to reduce skittishness and encourage natural behavior
• Tank Mates: Compatible with other peaceful, similarly sized fish such as other rainbowfish, characins, danios, and barbs

Care Level

• Difficulty: Relatively easy to care for, making them suitable for both beginners and experienced aquarists