Description
Blue Butterfly Fancy Betta (From Thailand)
(Betta splendens – Fancy Line)
📌 Basic Info
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Scientific Name: Betta splendens (Fancy Line – Blue Butterfly)
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Common Name: Blue Butterfly Fancy Betta
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Size: ~2.5 – 3 inches (6 – 7.5 cm)
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Lifespan: 3 – 5 years (with proper care)
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Tank Zone: Surface to mid-level
🌊 Water Parameters
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TDS: 100 – 200 ppm
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pH: 6.0 – 7.2
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Temperature: 25°C – 28°C (77°F – 82°F)
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Water Type: Freshwater (soft, stable conditions)
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Hardness: GH 3–6, KH 2–4
✨ Characteristics
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Originated and selectively bred in Thailand.
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Famous for its distinct butterfly pattern:
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Body usually deep royal or metallic blue.
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Fins show bold color banding – solid blue base with white or pale edging.
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Considered one of the most striking fancy betta varieties.
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Long flowing fins and elegant color contrast make it a show-quality fish.
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Active, territorial, and a natural surface breather (labyrinth fish).
🍽 Food
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Type: Carnivorous (micro-predator)
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Diet: Premium betta pellets, frozen bloodworms, brine shrimp, daphnia, mosquito larvae.
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Feeding Frequency: 1–2 times daily in small amounts.
🛠 Maintenance
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Weekly water changes: 20–30% (to maintain vibrant coloration).
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Gentle filtration – strong currents should be avoided.
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Provide plants, caves, and betta hammocks for resting.
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Heater required to maintain tropical temperatures.
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Dark backgrounds and LED lighting enhance fin contrast.
🤝 Social Behavior
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Minimum Group Size: Single (males cannot live together).
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Tank Mates: Peaceful fish like rasboras, corydoras, kuhli loaches, snails, or shrimp (with caution).
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Avoid: Other male bettas, fin-nippers (barbs, guppies), and aggressive tankmates.
✅ Do’s
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Provide at least a 10–15L tank, larger tanks preferred.
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Maintain warm, stable water with good filtration.
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Feed a protein-rich varied diet for strong colors.
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Use good lighting to highlight the butterfly fin pattern.
❌ Don’ts
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Don’t keep multiple males together.
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Don’t expose to unstable or dirty water.
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Don’t overfeed – leads to bloating.
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Don’t house with aggressive or fin-nipping fish.
⚡ Quick Tips
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A classic Thai fancy betta variety admired worldwide for its butterfly fin pattern.
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Especially valued by collectors for its crisp, clean fin color separation.
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Best displayed in a planted or aquascaped tank with soft lighting.
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Perfect as a solo centerpiece fish for nano aquariums.
