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Rosetail Betta Fish (Betta splendens) - Freshwater Aquarium Fish

🐟 Rosetail Betta Fish (Betta splendens)

From ฿134.75Sale Price

🐟 Rosetail Betta Fish (Betta splendens)

Solitary Display Fish • Dramatic Ruffled Rose-Petal Fins • For Keepers Who Enjoy Extra Care

 

📋 The Rosetail Betta is the most dramatic fin form in the hobby: an extreme form of the Halfmoon, with excessive branching in the fin rays that folds the caudal fin over itself into a ruffled, rose-petal look. In high-impact colour patterns, it's a true showpiece for a keeper who enjoys giving a fish a little extra attention.

Those heavy, overlapping fins call for a calmer setup. They create drag that makes swimming more tiring, the rays can break under their own weight, and some individuals develop fin-biting in response to the physical burden, which raises infection risk. With attentive care, a Rosetail can be a rewarding long-term companion, though its heavy fins make it more demanding than a standard betta. It's a beautiful, extravagant fin form for keepers who enjoy the extra care. The secret with a Rosetail is a fish with reasonably balanced fins that swims with ease, plus attentive care.

Even a well-chosen Rosetail needs very gentle water flow, frequent water changes, and closer monitoring than most other betta varieties. As with all bettas, keep it solitary, since males are territorial.

 

💡 Highlights

🌹 Extreme Rosette Fin Branching: The most dramatic fin form in the hobby
🩺 Choose Balanced Fins: Look for easy swimming, not just colour
🌊 Loves Very Gentle Flow: Heavy fins prefer calm water
👑 A Solitary Display Betta: Best kept individually
🎨 High-Impact Colours: Bred in many intense patterns

Quantity
❌ No Stock Available Today

🧾 A Quick Look at the Rosetail Betta Fish

 

📛 Common Name: Rosetail Betta Fish

🔬 Scientific Name: Betta splendens — Rosetail, extreme Halfmoon fin type

👨‍👩‍👧 Family: Osphronemidae

🌍 Origin: Thailand, Cambodia, Vietnam (captive-bred extreme fin strain)

📏 Max Size: About 6-7cm body length; the fins add significant apparent size and weight

🧂 Water Type: Freshwater

🌡️ Temperature Range: 24-28°C (75-82°F); steady warmth, with a heater only if your water would otherwise drop below about 24°C

🧪 pH Range: 6.5-7.5

🧠 Care Level: Intermediate; not the best choice for a first betta

💖 Temperament: Territorial; some individuals develop fin-biting from the physical burden of the fins

🏠 Min Tank Size: 19-40 L (5-11 gallons) minimum; larger and calmer is better

📌 Tank Level: Top to mid-water; has a labyrinth organ for gulping surface air, though the heavy fins make the trip harder

🧬 Stock Type: Captive-bred; not recognised in competitive IBC showing

⏳ Lifespan: About 3-5 years with attentive care

🍽️ Diet: Carnivore, fed in small portions

🐣 Reproduction: Bubble nester

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