Halfmoon Betta

Discover our stunning collection of Halfmoon Betta fish for sale — handpicked imports featuring the iconic 180° tail spread that makes this variety one of the most sought-after bettas in the hobby.

Each Halfmoon Betta at JustFishyThing is individually photographed and selected for vibrant coloration, fin symmetry, and overall health. Whether you're looking for a show-quality male centerpiece or a rare female for a breeding project, our Halfmoon collection has something for every nano aquascape.

Why Halfmoon Bettas?

• Signature 180° tail spread — a true D-shaped fan
• Available in rare colorations including Koi, Galaxy, Purple Pink, and Dumbo varieties
• Ideal for nano tanks 5–20 gallons with a gentle filter
• Live arrival guaranteed with our signature DOA policy

All fish ship with heat packs and oxygen-sealed bags. Browse our Halfmoon Bettas below and add a living jewel to your aquascape.