Red Halfmoon Betta (Betta splendens) Vibrant Long-Fin Siamese Fighting Fish
The Red Halfmoon Betta (Betta splendens) is a breathtaking freshwater fish known for its brilliant scarlet coloration and dramatic 180° tail spread that forms a perfect half-moon shape when flared. A true centerpiece fish, it brings elegance and energy to any aquarium.
This Bettas flowing fins, bold personality, and ease of care make it one of the most popular aquarium species in the world. Perfect for single-fish displays or carefully managed community tanks, the Red Halfmoon Betta thrives in warm, clean, and well-decorated environments.
Key Features
Brilliant Red Coloration Intensely pigmented scales that glow in aquarium lighting
Iconic Halfmoon Tail 180° tail spread with full, flowing fins
🐠 Interactive Personality Recognizes keepers and displays flaring behavior
Compact & Easy to Keep Perfect for desktop aquariums or nano setups
💧 Hardy & Long-Lived Great choice for beginners and experienced hobbyists
⚙️ Care Guide
- Scientific Name: Betta splendens
- Common Name: Red Halfmoon Betta
- Origin: Southeast Asia (Thailand, Cambodia)
- Temperament: Semi-aggressive (males best kept alone)
- Adult Size: 2.53 inches
- Diet: Carnivore high-protein Betta pellets, bloodworms, and brine shrimp
- Tank Size: 3+ gallons (heated and filtered)
- Water Temperature: 7882°F
- pH Range: 6.57.5
- Lifespan: 24 years
💡 Tank Setup Tips
- Use a gentle filter and adjustable heater for ideal water stability.
- Add live or silk plants and hiding spots to reduce stress.
- Avoid housing males together; females may live in peaceful sororities (5+).
- Perform regular water changes to maintain pristine conditions.
❓ FAQ
Q: Can Red Halfmoon Bettas live with other fish?
A: They can, but tankmates must be peaceful and non-fin-nipping species like small rasboras, Corydoras, or snails. Avoid other male Bettas.
Q: What makes a Halfmoon Betta different?
A: Their signature 180° tail spread and symmetrical finnage set them apart from other Betta varieties.
Q: Do they need a filter or heater?
A: Yesclean, warm, stable water keeps them healthy and vibrant.
Q: How can I enhance their color?
A: Provide high-quality Betta foods rich in protein and color-enhancing carotenoids, plus good lighting.
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