Betta Macrostoma

The Crown Jewel of the Betta World

The Betta Macrostoma — known among enthusiasts as the "Spotfin Betta" or "Brunei Beauty" — is widely regarded as one of the most magnificent and sought-after bettas in existence. Native to the cool, blackwater streams of Borneo, this rare species captivates with its deep crimson and amber body, bold black markings, and the regal, flowing fins that give it an almost mythical presence in the aquarium.

Owning a Betta Macrostoma is a privilege. These fish are rarely available in the hobby, and those who keep them often describe it as a transformative experience — watching a pair interact, display, and even mouthbrood their fry is something no aquarist forgets.

Why Collectors Prize It

• 👑 Exceptionally rare — one of the most coveted bettas in the world
• 🌊 Mouthbrooding species with fascinating natural breeding behaviour
• 🎨 Stunning coloration — deep reds, blacks, and golds that intensify with maturity
• 🧬 Ideal for species-only or biotope setups replicating Bornean blackwater streams

Care at a Glance

• Tank size: 80L minimum per pair
• Temperature: 20–25°C (prefers cooler water)
• pH: 4.0–6.5 (soft, acidic blackwater)
• Diet: Carnivore — live and frozen foods preferred (bloodworms, daphnia, small insects)
• Compatibility: Best kept as a species-only pair or in a carefully managed group
• Experience level: Intermediate to advanced

Limited stock available. If you've been searching for the ultimate betta experience, your search ends here.