Cyprinus rubrofuscus
Origin: Captive bred (Japan)
A fully developed jumbo Platinum Ogon (25–40 cm) with an all-over silver-white metallic body that serves as a centrepiece in a mature, large garden pond. This Hikari Muji show specimen is prized for its mirror-like reflective quality, enhanced by good pond lighting and clear water. At this size it requires substantial pond volume and powerful filtration to maintain ideal water quality.
Minimum 5,000 L mature garden pond. pH 7.0–8.5, GH 5–20, KH 3–12, temperature 5–25°C. Heavy-duty pond filtration essential at this size. Feed quality jumbo koi pellets. Keep with other koi of compatible size; not suitable for ponds with much smaller fish. 20% water changes weekly recommended.
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