Goldfish Encyclopedia — 77 Species Directory
Encyclopedia of popular goldfish varieties with care guides, traits, and show standards.
Showing 5 of 77 species
Red-white Ranchu
Carassius auratus var. ranchu
A ranchu with vivid red patterns on a white base. The red-white color scheme is striking when viewed from above, making it popular in shows. Combines ranchu body beauty with red-white coloration.
Red-White Telescope Eye
Carassius auratus var.
Telescope Eye goldfish with beautiful red and white coloration. Protruding eyes add charm. Sarasa-patterned telescopes are relatively rare and popular with collectors.
Sarasa Ryukin
Carassius auratus var. ryukin
A ryukin with red patterns scattered on a white base, resembling sarasa koi coloring. The round body and long tail fins are beautiful. Widely popular as an ornamental goldfish.
Sarasa Wakin
A wakin with red-white sarasa pattern. Hardy traditional Japanese goldfish with active swimming.
Tancho
White body with only the head cap in red. Beautiful red-and-white like a Japanese crane. Color variant of Oranda.
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Goldfish FAQ
- How much do goldfish cost?
- Common varieties like wakin and ryukin cost 300-2,000 yen, ranchu 3,000-30,000 yen, and show-quality specimens can reach tens of thousands to hundreds of thousands of yen.
- Can beginners keep goldfish?
- Hardy varieties like wakin, ryukin, and telescope goldfish are recommended for beginners. A tank and filter are all you need, and no heater is required.
- How long do goldfish live?
- With proper care, goldfish live 10-15 years, and some individuals can live 20+ years. Water quality management and proper feeding are key to longevity.
- What should I check when buying goldfish?
- Look for symmetrical body shape, stable swimming, well-formed fins, and no injuries or white spots. Breed-specific aesthetic standards are also helpful references.
- What should I be careful about when keeping goldfish?
- Overfeeding causing poor water quality is the most common issue. Feed 1-2 times daily in amounts eaten within 2 minutes, and never skip weekly water changes.