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Cyprinus rubrofuscus
Care guide, husbandry, breeding, disease, and sourcing intelligence on Kawarimono Koi - written by the Fast Aquatics editorial team.
Kawarimono Koi requires a minimum of 1000 gallons (pond) for healthy adults. The minimum is based on 24-36 inches adult size and territorial range. Plan an outdoor pond with appropriate depth (3+ feet for cold-climate winterization), filtration sized 1.5-2x pond volume per hour, UV clarifier, and surface skimmer.
The Kawarimono Koi is rated intermediate difficulty on this care sheet. It needs a tank of at least 1000 gallons (pond). Adults reach about 24-36 inches and live 25-50 years. Kawarimono Koi (Cyprinus rubrofuscus) is a intermediate-care freshwater species that thrives in tanks of 1000 gallons or larger with stable parameters. Best paired with peaceful tankmates of similar size and water-chemistry needs.
Kawarimono Koi can develop pond-specific issues: parasites, bacterial infections, and seasonal stress around water temperature transitions. Kawarimono Koi prefers pond parameters: temperature 50-78°F seasonal swing for cold-tolerant species, pH 7.0-8.5, ammonia + nitrite 0 ppm, nitrate under 40 ppm, dissolved oxygen 5+ mg/L (aerator non-optional in summer).
Kawarimono Koi spawning happens in spring as water warms; provide appropriate spawning substrate and consider separating eggs to prevent predation. Kawarimono Koi (Cyprinus rubrofuscus) is a pond fish species adapted to pond ecosystems. Adapted to seasonal temperature swings, leaf litter, and outdoor water chemistry.
Other species in the same category with care profiles on Fast Aquatics. Click any name for the full husbandry breakdown.
Kawarimono Koi taxonomy and care recommendations cross-checked against the following authoritative references and our internal vendor + breeder database.
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