Description
Betta Mahachaiensis is a striking freshwater betta that carries a distinct piece of Thailand’s wild biodiversity into your home aquarium. Endemic to a few localities along the Gulf of Thailand—specifically in the central provinces of Bangkok, Samut Sakhon, Samut Songkhram, and Samut Prakan—this species brings a rare, collectors-worthy lineage to the hobby. Its restricted natural range is part of what makes Betta Mahachaiensis a sought-after centerpiece for dedicated aquarists who value provenance as well as personality.
Why choose Betta Mahachaiensis? Because it isn’t just another pet-store betta. This fish embodies a unique geographic heritage with behaviors and a presence that stand apart from standard strains. For serious enthusiasts, it’s an opportunity to showcase a true Thai-origin fighter with a character that reflects its natural habitat—and to nurture a lineage that celebrates local biodiversity rather than mass-market genetics.
What you’ll appreciate in your tank
- Authentic origin—a wild-ish Betta experience rooted in the Gulf of Thailand region, ideal for biotope-inspired setups that mirror slow, calm freshwater channels found in its native habitat.
- Eye-catching presence—a bold centerpiece that invites closer study of instinctive Betta behavior and territorial display in a species-specific environment.
- Managed rarity—a fish that’s not commonly available in every store, making it a conversation starter and a prized addition for experienced collectors.
- Compatibility focus—best kept in a calm, well-planted setup or in a species-specific tank to minimize stress and showcase its natural movement and coloration.
Care essentials for Betta Mahachaiensis
- Tank setup: A minimum of 5 gallons is recommended for a single Betta Mahachaiensis to provide ample swimming space and stable water. Use gentle filtration (or a sponge filter) to maintain a calm environment that mimics slow-moving waterways.
- Water parameters: Tropical freshwater conditions work well—keep temperatures in the mid-70s to low-80s Fahrenheit (roughly 24–28°C). Aim for a pH near neutral (about 6.5–7.5) and moderate hardness. Regular, small water changes help preserve clarity and health.
- Aquascaping tips: Include leafy plants, low-light regions, and quiet hiding spots to reduce stress. Soft substrates and driftwood can create natural microhabitats that invite natural displays.
- Diet and feeding: Offer high-quality betta pellets or small live foods such as brine shrimp or daphnia. Feed small portions 2–3 times daily, adjusting for activity and body condition.
- Maintenance: Monitor water quality with regular testing, perform partial water changes (20–30%) weekly, and avoid sudden parameter shifts that can stress this regionally sourced Betta.
Behavior, breeding, and what to expect
- Behavior: Betta Mahachaiensis tends to be confident in a prepared tank, with pronounced swimming and territorial displays that are most visible in a species-appropriate setup.
- Breeding note: If you pursue breeding, be prepared for careful pairing and close monitoring. Successful bubble-nest activity and parental care are strong indicators of this fish’s reproductive instincts in captivity.
- Ideal keepers: This species shines for aquarists who value provenance, biotope-style environments, and the chance to observe a true Thai-origin Betta within a stable, peaceful community plan—or as a dramatic solo centerpiece.
Betta Mahachaiensis isn’t just another fish—it’s a connection to central Thailand’s coastal ecosystems. With thoughtful care, this unique Betta can thrive in a well-planned home aquarium, providing ongoing opportunities to observe natural behavior, courtship displays, and the quiet elegance of a fish that hails from a narrow, coastal corridor along the Gulf of Thailand.
Shipping & delivery
LOCAL DELIVERY
1. Delivery within Singapore will be charged at a flat rate of SGD10 per order for standard delivery and SGD10 - 25 per order for express delivery, regardless of the number of items.
2. Local orders above SGD100 will be entitled to FREE standard delivery.
3. Your order will be delivered by courier for livestocks or by registered parcel for plants and accessories.
4. You will receive a notification via email or sms when the order has been dispatched.
5. We are unable to ship orders to restricted locations in Singapore including: Changi Air Freight Center, Changi Airport, Jurong Island, Jurong Port, PSA Terminal Wharves – Tanjong Pagar / Pasir Panjang / Sembawang and MINDEF COMCEN.
6. Your order will be ready for delivery within 3 to 7 working days (Wed or Saturday), orders for livestock will be packed on the same day for the dispatch.
7. In the event of Death on Arrival (DOA), please send clear photo or video of the unopened bag by email within 24 hours. Buyer can opt for a replacement of similar value and make payment for shipping again or request for a refund LESS the costs of delivery / shipping.
TRACKING YOUR ORDERS
- JANIO
- J&T EXPRESS
- LALAMOVE

- UPARCEL
International Shipment
(Shipment of wild bettas only )
Shipment Schedule
IMPORTER Contact Info
1. Orders from overseas will be dispatched directly from our holding facilities to the Exporter.
2. The shipping fee is calculated based on the number of fishes plus the cargo, quarantine costs from our holding facilities to the Exporter and all the way to the Transhipper (Importer).
3. The shipping fee DOES NOT cover the handling and postage fees from Transhipper to your address.
4. Buyers are required to PAY the transhipping fee directly to the Transhipper.
5. You will be notified of the shipment dates available via email.
6. It will take 2-3 days for the order to reach the Exporter, and another 1-2 days for it to arrive at your Transhipper.
7. The Transhipper will then ship the order to you upon receiving confirmation of your preferred shipping date and address.
8. In the event of Death on Arrival (DOA) with the exception of Betta Macrostomas, please send clear photo or video of the unopened bag by email within 24 hours. Buyer can opt for a replacement of similar value and make payment for shipping again or request for a refund LESS the costs of delivery / shipping.
Kindly email us at hello@ivenbetta.com.
Thank you for shopping with us.
Death on arrival (DOA)
In the event of death on arrival, please send a clear photo or video of the unopened bag by email to hello@ivenbetta.com within 24 hours. You can opt for a replacement of similar value (with shipping paid again) or a refund less the delivery / shipping costs.



