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Goldfish Encyclopedia — 77 Species Directory

Encyclopedia of popular goldfish varieties with care guides, traits, and show standards.

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RareRanchuCalicoHardyRyukinTop viewWenShowTelescopeElegantTricolorChinese varietyRed-whiteOrandaPompom

Showing 5 of 77 species

Blue Telescope / Seibungyo

Blue Telescope / Seibungyo

Carassius auratus var.

Intermediate

A variety originating from China, a type of telescope goldfish with characteristic bluish-black body coloration. Unlike the black telescope, it has a deep, lustrous blue-black sheen. Popular among enthusiasts in Japan for its rare coloration.

TelescopeBlue-blackChinese origin
Butterfly Telescope

Butterfly Telescope

Intermediate

A telescope eye goldfish with butterfly-wing spread tail. Top-view tail shape is main viewing point.

ButterflyTelescopeTop view
Calico Telescope

Calico Telescope

Intermediate

Calico version of telescope goldfish. Red-white-black pattern with protruding eyes is distinctive. Each fish has unique markings.

CalicoTelescopeTricolor
Panda Telescope© Riyad Youssef / CC BY 2.5

Panda Telescope

Carassius auratus var.

Intermediate

Telescope goldfish in panda-like black and white. Chic monochrome beauty is popular. Many lose black coloring with age.

Panda patternTelescopeMonochrome
Red-White Telescope Eye

Red-White Telescope Eye

Carassius auratus var.

Intermediate

Telescope Eye goldfish with beautiful red and white coloration. Protruding eyes add charm. Sarasa-patterned telescopes are relatively rare and popular with collectors.

Red-whiteTelescopeSarasa
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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.