Blue Betta

The Blue Betta is a stunning variety of Betta splendens, admired for its deep blue to metallic sapphire coloration that can shimmer under aquarium lighting. Available in different fin types (Veiltail, Halfmoon, Crowntail, and Plakat), Blue Bettas are known for their elegance, flowing fins, and bold personality. Males are especially vibrant with long, dramatic fins, while females are smaller with shorter fins and subtler colors.

Blue Betta (Betta splendens) – Complete Care Guide Description The Blue Betta is a stunning variety of Betta splendens, admired for its deep blue to metallic sapphire coloration that can shimmer under aquarium lighting. Available in different fin types (Veiltail, Halfmoon, Crowntail, and Plakat), Blue Bettas are known for their elegance, flowing fins, and bold personality. Males are especially vibrant with long, dramatic fins, while females are smaller with shorter fins and subtler colors. Water Parameters Warm, clean, and stable water is essential: Temperature: 24–28°C (75–82°F) pH: 6.0–7.5 Hardness: 3–10 dGH Tank Size: Minimum 20–30 liters (5–8 gallons) Water Flow: Gentle (low current preferred) Water Changes: 20–30% weekly Care & Maintenance Blue Bettas are easy to care for with proper setup: Provide a planted aquarium with hiding spots and resting areas. Use gentle filtration—strong flow can damage fins. Maintain clean water conditions and avoid sudden parameter changes. Feed a protein-rich diet: betta pellets, frozen/live foods (bloodworms, brine shrimp). Ensure access to the surface—they are labyrinth fish and breathe atmospheric air. Keep a lid on the tank—bettas are known jumpers. Behaviour & Temperament Territorial and aggressive, especially males toward other males. Intelligent and interactive—often recognize their keeper. Can display flaring behavior when seeing reflections or rivals. Generally solitary but may tolerate peaceful tank mates. Males build bubble nests when comfortable. Compatibility Best kept alone or in carefully planned community tanks. Compatible with peaceful, non-fin-nipping species. Avoid housing multiple male Bettas together. Suitable Tank Mates Corydoras catfish Small peaceful tetras (Ember, Neon – with caution) Rasboras Snails (Nerite, Mystery) Shrimp (may be eaten depending on individual temperament) Tank Mates to Avoid Other male Bettas Fin-nipping fish (tiger barbs, serpae tetras) Aggressive or territorial species Bright, long-finned fish (may trigger aggression) Very small fish or shrimp (may be prey) Pro Tips Keep only one male per tank to avoid fights. Provide plants and hiding spots to reduce stress. Maintain stable warm temperature—bettas are sensitive to cold. Feed small portions once or twice daily. Avoid overfeeding to prevent bloating. Use Indian almond leaves for natural conditioning. Observe individual temperament before adding tank mates. Summary The Blue Betta is a vibrant, elegant, and easy-to-care-for fish that makes a perfect centerpiece for small aquariums. With proper care, stable conditions, and thoughtful tank mate selection, it thrives and displays stunning colors along with engaging behavior.