Red Ryukin Goldfish

The Red Ryukin Goldfish is a striking fancy goldfish variety, admired for its deep, rounded body, prominent shoulder hump, and rich, vibrant red coloration. Its flowing double tail and graceful swimming style add elegance and movement to any aquarium. Known for its hardiness and bold personality, the Red Ryukin is an excellent choice for aquarists seeking both visual appeal and resilience.

Red Ryukin Goldfish (Carassius auratus) Description The Red Ryukin Goldfish is a striking fancy goldfish variety, admired for its deep, rounded body, prominent shoulder hump, and rich, vibrant red coloration. Its flowing double tail and graceful swimming style add elegance and movement to any aquarium. Known for its hardiness and bold personality, the Red Ryukin is an excellent choice for aquarists seeking both visual appeal and resilience. Water Parameters Temperature: 18°C – 24°C pH: 6.5 – 7.5 Hardness: 5 – 15 dGH Ammonia/Nitrite: 0 ppm Nitrate: Below 20 ppm Stable, clean water conditions are essential to ensure long-term health and vibrant coloration. Care & Maintenance Red Ryukin Goldfish require moderate care and a well-maintained setup: Minimum 75–100 liters tank for a single fish Strong filtration due to high waste production 25–30% weekly water changes Feed high-quality sinking pellets, supplemented with blanched vegetables like peas and spinach Use smooth décor to prevent fin damage A spacious, well-aerated aquarium supports healthy growth and active behavior. Behaviour & Temperament Peaceful and social in nature Active swimmers, though slower than slim-bodied goldfish May be slightly competitive during feeding Thrive best with other fancy goldfish They are interactive fish and can become responsive to their owners over time. Compatibility Best suited for fancy goldfish-only aquariums or with other slow-moving, peaceful species that share similar care requirements. Suitable Tank Mates Ryukin Goldfish Oranda Goldfish Ranchu Goldfish Fantail Goldfish Black Moor Goldfish These varieties coexist well due to similar temperament and swimming ability. Tank Mates to Avoid Fast swimmers like Common and Comet Goldfish Fin-nipping fish such as Barbs Aggressive species like Cichlids Very small fish that may be eaten Avoiding incompatible species helps prevent stress, injury, and feeding competition. Pro Tips Feed sinking food to help prevent Swim Bladder Disorder Offer small, frequent meals instead of overfeeding Maintain excellent water quality to avoid infections Add hardy plants like Anubias or Java Fern Regularly observe for signs of stress or buoyancy issues The Red Ryukin Goldfish is a perfect blend of beauty, strength, and personality—making it a standout addition to any well-maintained fancy goldfish aquarium.