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8" Beni Kikokuryu Butterfly Koi #J32726(S6)
This 8-inch Beni Kikokuryu Butterfly Koi delivers striking contrast with a metallic platinum base layered with dynamic sumi (black) and vibrant beni (red/orange) patterning. The reflective hikari sheen gives the fish a polished, almost mirror-like...
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8.5" Aka Shusui Butterfly Koi #J32725(S6)
This 8.5-inch Aka Shusui Butterfly Koi offers a bold, modern look with its deep red (aka) coloration and smooth doitsu (scaleless) body. The reduced scaling enhances the richness of the color, giving the fish a clean, uninterrupted appearance that stands...
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8" Doitsu Butterfly Koi #J32724(S6)
This 8-inch Doitsu Butterfly Koi combines the sleek look of a scaleless body with the elegance of flowing long fins. The doitsu scaling enhances the clarity of its coloration, giving the fish a smooth, polished appearance that stands out cleanly in the...
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10" Doitsu Sanke Butterfly Koi #J32723(S6)
This 10-inch Doitsu Sanke Butterfly Koi blends sharp pattern clarity with elegant, flowing fins. The scaleless (doitsu) body enhances contrast, allowing the vibrant hi (red) and developing sumi (black) to stand out cleanly against the bright shiroji...
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9" Beni Kumonryu Butterfly Koi #J32722(S6)
This 9-inch Beni Kumonryu Butterfly Koi combines dramatic pattern evolution with elegant, flowing long fins. Featuring a striking mix of sumi (black), shiroji (white), and beni (red), this variety is known for its ever-changing appearance—making...
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8" Bronze Kin Matsuba Butterfly Koi #J32713(S5)
This 8" Kin Matsuba Butterfly koi features a brilliant metallic gold (kin) base accented by a classic matsuba (pinecone) reticulation pattern. The combination creates depth and texture, with each scale outlined to produce a striking, netted...
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10" Beni Kikokuryu Butterfly Koi #J32712(S5)
This 10" Beni Kikokuryu Butterfly koi offers a striking combination of metallic white, deep black (sumi), and vibrant red/orange (beni) in a compact, eye-catching size. The Doitsu (scaleless) body enhances the reflective sheen, giving the fish a clean,...
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11" Kikokuryu Butterfly Koi #J3279(S5)
This 11" Kikokuryu Butterfly koi delivers a bold black and white contrast paired with the graceful movement of long, flowing fins. Known for their dramatic, ever-changing appearance, Kikokuryu are a standout choice for pond owners who want a dynamic,...
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11" Gin Rin Sanke Butterfly Koi #J3277(S5)
This 11" Gin Rin Sanke Butterfly koi combines three standout traits—classic Sanke coloration, reflective Gin Rin scaling, and elegant longfin movement—into one highly eye-catching fish. The white base is accented by vibrant red (beni) and...
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10" Aka Shusui Butterfly Koi #J3276(S5)
This 10" Aka Shusui Butterfly koi stands out with its strong, uninterrupted red/orange (hi) coloration, offering a bold and simplified take on the traditional Shusui look. Unlike typical Shusui, this fish shows little to no visible blue, allowing the...
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8" Gin Matsuba Butterfly Koi #J3197(S5)
This 8" Gin Matsuba Butterfly Koi combines the classic pinecone (matsuba) scale pattern with a bright metallic sheen and elegant long flowing fins. The result is a visually striking koi that offers both strong structure and graceful movement in the water...
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7" Kin Shusui Butterfly Koi #J3193(S5)
This 7" Kin Shusui Butterfly Koi is a striking metallic Doitsu variety featuring a rich orange (hi) base combined with a bold row of dark dorsal scales and elegant long flowing fins. The metallic sheen gives the body a luminous, reflective quality,...
Kloubec Koi Farm is a breeder of Butterfly koi as well as straight fin koi. All of our Butterfly parent stock are of Japanese lineage obtained from famous Japanese koi breeders Suda, Yamasan, and others. Butterfly koi fish are produced in many varieties including Sanke, Kohaku, Yamabuki Ogon, Showa, Kumonryu, Ochiba Shigure and more. We continuously strive to produce the best butterfly koi for sale with fins that are graceful and that are in accordance with the AKCA judging standards for Longfin koi.
Butterfly Koi are known for their elongated fins. Developed in the mid-21st century as a result of Japanese koi breeders’ efforts to improve the hardiness of traditional koi, they combined wild Indonesian Longfin river carp with their traditional koi. Not only was the outcome a hardier fish, it surprisingly featured longer fins and barbels, as well as exaggerated nostrils. Their decorative pompom nostrils are called narial bouquets.
Koi Fish FAQ
How big of a tank do butterfly koi need?
Butterfly koi are pond fish, and not easily adapted to aquarium habitats. However, if pristine water quality is maintained with filtration, some success may be achieved. When considering buying a butterfly koi for sale, it’s important to know how big of a tank you need. Butterfly Koi can quickly outgrow a small tank due to their rapid growth. A single koi fish could require 50 gallons or more of water. Butterfly Koi, on average, need anywhere between a 50 to 100-gallon tank for a fully grown koi, which is usually 10 inches or more, to live comfortably.
Do butterfly koi get as big as regular koi?
There are quite a few distinctions between butterfly koi and regular koi, but growth rate is not. Butterfly koi can grow as large as regular koi. One of the main differences between a butterfly koi and a regular koi is that the butterfly koi have long flowing fins and tail. The tail and fins continue to get longer as the butterfly koi gets older. With an extended tail length butterfly may appear larger than regular koi. Furthermore, the barbels (whiskers) around the mouths of butterfly koi are also much longer than those of regular koi.
Are butterfly koi even considered koi?
There has been much controversy about whether butterfly koi are even considered koi fish at all. Most of the large koi fish competitions excluded butterfly koi until the rules changed in 2015 and they were allowed to compete in an exclusive butterfly classification. Koi fish are believed to be descendants of the carp and are even considered a subspecies. Due to the lack of factual knowledge surrounding their ancestors, butterfly koi are widely accepted as koi fish.
What is the lifespan of a butterfly koi?
The average lifespan of a butterfly koi fish is anywhere between 25-30 years when cared for in proper conditions. This being, water quality, filtration, dietary requirements, oxygen, ammonia etc. that are directly related to a butterfly koi lifespan.
What fish can live with butterfly koi?
There are a variety of fish that are able to live with butterfly koi. These include koi, pond goldfish, barbels, barbs, catfish, golden orfe, tench, and pleco. These fish get along well together, and can live together in the same environment without issue.