Tank setup
Size the aquarium to Ryukin Goldfish's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
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Freshwater Fish
Livebearers & Carps
Common
Carassius auratus
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What to know before you buy.
The Ryukin is a deep-bodied fancy goldfish with a characteristic hump on its back behind the head. They have a double tail and can come in a variety of colors, including red, white, and calico. They are more active swimmers than some other round-bodied fancies but still require a large aquarium.
Key traits
Select a tank to see how this species fits.
Everything you need to keep Ryukin Goldfish healthy in a South African setup.
Size the aquarium to Ryukin Goldfish's adult size and activity level. Match décor to natural behaviour — plants, rockwork, or open swimming room as needed.
Keep pH 6.5–8 and 18–23°C. Stable parameters matter more than chasing perfect numbers — acclimate new arrivals slowly.
Ryukin Goldfish is an omnivore. Feed a varied diet appropriate for freshwater fish — quality flakes, pellets, or frozen foods sized to the mouth.
Ryukin Goldfish is generally peaceful. Observe during feeding and at lights-out for true temperament.
Pair with similarly sized peaceful tankmates in freshwater fish. Avoid fin-nippers or species that outgrow this fish.
Breeding notes for Ryukin Goldfish vary by line and water chemistry — ask your local shop about proven pairs in SA.
From hobbyists across SA.
Price trends and buyer demand — data only FishHub tracks.
Price tracking started 18 Jul 2026 — chart builds as listings are updated
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Species that typically work alongside Ryukin Goldfish in a similar setup.
Lionhead Goldfish
Carassius auratus
Oranda
Carassius auratus
Veiltail Goldfish
Carassius auratus
Jikin Goldfish
Carassius auratus
Koi
Cyprinus rubrofuscus
Guppy
Poecilia reticulata
Molly
Poecilia sphenops
Balloon Molly
Poecilia sphenops (deformed variety)