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Bosemani Rainbowfish

Original price $12.99 - Original price $69.99
Original price
$12.99 - $69.99
Current price $12.99
Size: Single 4-6cm

Bosemani Rainbowfish (Melanotaenia boesemani)


The Bosemani Rainbowfish, Melanotaenia boesemani, is a stunning and vibrant freshwater fish, cherished by aquarium enthusiasts worldwide. Native to the lakes and streams of Papua New Guinea, this species is renowned for its dazzling colors, with males displaying a striking contrast between blue fronts and yellow-orange rear halves. A peaceful and active swimmer, the Bosemani Rainbowfish adds dynamism and a splash of color to any large community aquarium.


  • Vivid coloration, with males showcasing a distinct blue and yellow-orange dichotomy, while females tend to have subtler hues
  • Lively and gregarious, enjoys the company of its own kind, thriving in schools
  • Relatively large for a rainbowfish, reaching up to 4 inches in length
  • Adaptable to a variety of water conditions, making it suitable for beginner and experienced aquarists alike

Care Instructions:

  • Tank Size: Minimum 50 gallons, to accommodate their active swimming behavior and preference for schooling
  • Water Parameters: pH 7.0-8.0, soft to medium hardness
  • Temperature: 24-28°C (75-82°F)
  • Diet: Omnivorous; requires a varied diet of high-quality flake foods, pellets, and live/frozen foods like brine shrimp and bloodworms
  • Compatibility: Peaceful with most similarly sized fish; best kept in groups of 5 or more to promote natural behavior and reduce stress