Male Dumbo ear half moon

Asstd of halfmoon dumbo ear bettas

• Their oversized pectoral fins (“ears”) and wide Halfmoon tails make them less agile swimmers—keep water current very gentle.

• They are extra prone to fin damage, so smooth décor is critical.

• Avoid tall/deep tanks—they may struggle reaching the surface for air (bettas are labyrinth breathers).

• Tank Size: Minimum 5 gallons (larger is always better, especially for stability).

• Filtration: Gentle sponge or baffled filter (Dumbo ears and Halfmoon tails make them poor swimmers).

• Heater: Essential—keep water stable at 78–80°F (25–27°C).

• Lighting: Moderate, avoid overly bright lights as it can stress them.

• Substrate: Sand or smooth gravel.

• Décor:

  • Smooth decorations to prevent tearing delicate fins.

  • Live or silk plants (avoid plastic).

  • Hiding spots like caves, driftwood, or Betta hammocks.

• Water Parameters:

  • pH: 6.5–7.5

  • Hardness: 5–20 dGH

  • Ammonia & Nitrites: 0 ppm

  • Nitrates: <20 ppm