Rare Species

Betta macrostoma — Borneo Red / Spotted Betta; the rarest species in the Microworms.in catalog ⚠️ Currently Out of Stock — contact via WhatsApp for the notification waitlist Paternal mouthbrooder — male carries eggs/fry in his mouth for 2–4 weeks; no bubble nest, unlike every other Betta in this catalog Striking blue-rimmed dorsal fin + orange-red fins + white-spotted dark body; 10–12cm adult size 22–25°C required — cooler than any other species offered; chiller likely needed in most Indian cities, especially summer 12–18+ months to maturity; 6–10+ years lifespan — far longer life cycle than any domestic Betta Captive-bred sourcing only — species is vulnerable in native Borneo range; we do not support wild collection Recommended for experienced wild-Betta keepers prepared for a multi-year commitment — not for beginners