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Image credits

This page credits every image on koi.wiki. Photographs come from Wikimedia Commons, plus a few Flickr photographs found through Openverse, under the license shown; each was checked for the variety it shows and for a license that allows reuse with credit (CC0, public domain, CC BY or CC BY-SA). Files are resized and re-encoded as WebP; no other changes were made. Where a variety had too few free photographs, koi.wiki uses illustrations generated with an AI image tool; each is labeled "Illustration (AI-generated), not a photograph" in its caption and description and never stands in for a real fish. Schematic color diagrams are drawn by koi.wiki.

Licenses for koi.wiki images

Diagrams and illustrations made for koi.wiki are released under CC BY-SA 4.0. Photographs keep the license chosen by their authors, listed in the table.

All images

ImageTypeAuthorLicenseSourceUsed in
Photograph of a Kohaku koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographImmanuel GielCC0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographAquafanaticCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographNicolas LJACC BY-SA 4.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoi at Dutch Wikipedia (Original text: nl:Overleg gebruiker:Maxikoi)CC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographWietzeCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographBesitzer des KoiPublic domainWikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographKoiQuestion from NetherlandsCC BY-SA 2.0Wikimedia Commons file pageKohaku
Photograph of a Kohaku koiPhotographKoiQuestion from NetherlandsCC BY-SA 2.0Wikimedia Commons file pageKohaku
Schematic diagram of the colors used in KohakuDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKohaku
Photograph of a Taisho Sanshoku (Sanke) koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Photograph of a Taisho Sanshoku (Sanke) koiPhotographBenutzer:FehlwortCC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Photograph of a Taisho Sanshoku (Sanke) koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Photograph of a Taisho Sanshoku (Sanke) koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Photograph of a Taisho Sanshoku (Sanke) koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Photograph of a Taisho Sanshoku (Sanke) koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageTaisho Sanshoku (Sanke)
Schematic diagram of the colors used in Taisho Sanshoku (Sanke)Diagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiTaisho Sanshoku (Sanke)
Photograph of a Showa Sanshoku koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographMaxikoi at Dutch Wikipedia Later version(s) were uploaded by Erik Baas at nl.wikipedia. (Original text: nl:Overleg gebrCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographJean louis cristiniCC BY-SA 4.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographJean louis cristiniCC BY-SA 4.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographאין מידעCC BY 2.5Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographJean louis cristiniCC BY-SA 4.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographBenutzer:FehlwortCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographJean louis cristiniCC BY-SA 4.0Wikimedia Commons file pageShowa Sanshoku
Photograph of a Showa Sanshoku koiPhotographKoiKarlCC BY-SA 4.0Wikimedia Commons file pageShowa Sanshoku
Schematic diagram of the colors used in Showa SanshokuDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiShowa Sanshoku
Photograph of a Utsurimono (general) koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageUtsurimono
Photograph of a Utsurimono (general) koiPhotographBenutzer:FehlwortCC BY-SA 3.0Wikimedia Commons file pageUtsurimono
Photograph of a Utsurimono (general) koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageUtsurimono
Photograph of a Utsurimono (general) koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageUtsurimono
Photograph of a Utsurimono (general) koiPhotographMaxikoi at Dutch Wikipedia Later version(s) were uploaded by Erik Baas at nl.wikipedia. (Original text: nl:Overleg gebrCC BY-SA 3.0Wikimedia Commons file pageUtsurimono
Schematic diagram of the colors used in UtsurimonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiUtsurimono
Schematic diagram of the colors used in Shiro UtsuriDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiShiro Utsuri
Photograph of a Hi Utsuri koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageHi Utsuri
Schematic diagram of the colors used in Hi UtsuriDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiHi Utsuri
Watercolor-style illustration of a Ki Utsuri koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKi Utsuri
Schematic diagram of the colors used in Ki UtsuriDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKi Utsuri
Photograph of a Bekko koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageBekko
Watercolor-style illustration of a Shiro Bekko koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiBekko
Schematic diagram of the colors used in BekkoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiBekko
Photograph of a Asagi koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageAsagi
Photograph of a Asagi koiPhotographThe original uploader was Fehlwort at German Wikipedia.CC BY-SA 3.0Wikimedia Commons file pageAsagi
Photograph of a Asagi koiPhotographNo machine-readable author provided. Rob Hille assumed (based on copyright claims).Public domainWikimedia Commons file pageAsagi
Schematic diagram of the colors used in AsagiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiAsagi
Photograph of a Shusui koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageShusui
Photograph of a Shusui koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageShusui
Photograph of a Shusui koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageShusui
Schematic diagram of the colors used in ShusuiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiShusui
Photograph of a Koromo / Goromo koiPhotographMaxikoi at Dutch Wikipedia Later version(s) were uploaded by Erik Baas at nl.wikipedia. (Original text: nl:Overleg gebrCC BY-SA 3.0Wikimedia Commons file pageKoromo
Watercolor-style illustration of a Koromo (Sumi Goromo type) koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKoromo
Schematic diagram of the colors used in KoromoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKoromo
Watercolor-style illustration of an Ai Goromo koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiAi Goromo
Watercolor-style illustration of an Ai Goromo koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiAi Goromo
Schematic diagram of the colors used in Ai GoromoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiAi Goromo
Photograph of a Goshiki koiPhotographDucoussetlCC BY-SA 4.0Wikimedia Commons file pageGoshiki
Photograph of a Goshiki koiPhotographDucoussetlCC BY-SA 4.0Wikimedia Commons file pageGoshiki
Schematic diagram of the colors used in GoshikiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiGoshiki
Schematic diagram of the colors used in Kinginrin (Ginrin)Diagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKinginrin (Ginrin)
Schematic diagram of the colors used in TanchoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiTancho
Photograph of a Ogon / Hikarimuji koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageHikari-mujimono
Photograph of a Ogon / Hikarimuji koiPhotographBenutzer:FehlwortCC BY-SA 3.0Wikimedia Commons file pageHikari-mujimono
Schematic diagram of the colors used in Hikari-mujimonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiHikari-mujimono
Photograph of a Ogon / Hikarimuji koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageYamabuki Ogon
Photograph of a Ogon / Hikarimuji koiPhotographLhimecCC0Wikimedia Commons file pageYamabuki Ogon
Schematic diagram of the colors used in Yamabuki OgonDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiYamabuki Ogon
Watercolor-style illustration of a Platinum Ogon koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiPlatinum Ogon
Schematic diagram of the colors used in Platinum OgonDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiPlatinum Ogon
Photograph of a Matsuba koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKin Matsuba and Gin Matsuba
Photograph of a Matsuba koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKin Matsuba and Gin Matsuba
Photograph of a Matsuba koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKin Matsuba and Gin Matsuba
Schematic diagram of the colors used in Kin Matsuba and Gin MatsubaDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKin Matsuba and Gin Matsuba
Photograph of a Ghost koi koiPhotographChristine MatthewsCC BY-SA 2.0Wikimedia Commons file pageGhost koi
Watercolor-style illustration of a ghost koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiGhost koi
Schematic diagram of the colors used in Ghost koiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiGhost koi
Watercolor-style illustration of a metallic patterned (Hikari-moyomono) koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiHikari-moyomono
Watercolor-style illustration of a metallic patterned (Hikari-moyomono) koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiHikari-moyomono
Schematic diagram of the colors used in Hikari-moyomonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiHikari-moyomono
Photograph of a Hariwake koiPhotographKoilover68CC BY-SA 4.0Wikimedia Commons file pageHariwake
Watercolor-style illustration of a Hariwake koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiHariwake
Schematic diagram of the colors used in HariwakeDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiHariwake
Photograph of a Kujaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKujaku
Photograph of a Kujaku koiPhotographDucoussetlCC BY-SA 4.0Wikimedia Commons file pageKujaku
Photograph of a Kujaku koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKujaku
Schematic diagram of the colors used in KujakuDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKujaku
Watercolor-style illustration of a Yamato Nishiki koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiYamato Nishiki
Watercolor-style illustration of a Yamato Nishiki koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiYamato Nishiki
Schematic diagram of the colors used in Yamato NishikiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiYamato Nishiki
Watercolor-style illustration of a Kikusui-style koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKikusui
Watercolor-style illustration of a Kikusui-style koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKikusui
Schematic diagram of the colors used in KikusuiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKikusui
Watercolor-style illustration of a Kikokuryu-style koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKikokuryu and Beni Kikokuryu
Watercolor-style illustration of a Kikokuryu-style koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKikokuryu and Beni Kikokuryu
Schematic diagram of the colors used in Kikokuryu and Beni KikokuryuDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKikokuryu and Beni Kikokuryu
Watercolor-style illustration of a metallic Utsuri-type (Hikari-utsurimono) koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiHikari-utsurimono
Watercolor-style illustration of a metallic Utsuri-type (Hikari-utsurimono) koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiHikari-utsurimono
Schematic diagram of the colors used in Hikari-utsurimonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiHikari-utsurimono
Photograph of a Kawarimono koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageKawarimono
Photograph of a Kawarimono koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageKawarimono
Schematic diagram of the colors used in KawarimonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKawarimono
Photograph of a Benigoi / Aka Muji koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageMujimono
Photograph of a Chagoi koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageMujimono
Photograph of a Chagoi koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageMujimono
Schematic diagram of the colors used in MujimonoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiMujimono
Photograph of a Chagoi koiPhotographKoiQuestionCC BY-SA 2.0Wikimedia Commons file pageChagoi
Photograph of a Chagoi koiPhotographPaulman (talk)CC BY-SA 3.0Wikimedia Commons file pageChagoi
Schematic diagram of the colors used in ChagoiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiChagoi
Watercolor-style illustration of a Soragoi koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiSoragoi
Watercolor-style illustration of a Soragoi koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiSoragoi
Schematic diagram of the colors used in SoragoiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiSoragoi
Photograph of a Ochiba Shigure koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageOchiba Shigure
Photograph of a Ochiba Shigure koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageOchiba Shigure
Schematic diagram of the colors used in Ochiba ShigureDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiOchiba Shigure
Photograph of a Karashigoi / Kigoi koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKarashigoi
Photograph of a Karashigoi / Kigoi koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKarashigoi
Schematic diagram of the colors used in KarashigoiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKarashigoi
Watercolor-style illustration of a Kigoi koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKigoi
Watercolor-style illustration of a Kigoi koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKigoi
Schematic diagram of the colors used in KigoiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKigoi
Watercolor-style illustration of a Benigoi koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiBenigoi and Aka Muji
Schematic diagram of the colors used in Benigoi and Aka MujiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiBenigoi and Aka Muji
Photograph of a Midorigoi koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageMidorigoi
Watercolor-style illustration of a Midorigoi koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiMidorigoi
Schematic diagram of the colors used in MidorigoiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiMidorigoi
Photograph of a Kumonryu koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageKumonryu
Photograph of a Kumonryu koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageKumonryu
Schematic diagram of the colors used in KumonryuDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKumonryu
Watercolor-style illustration of a Matsukawabake koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiMatsukawabake
Watercolor-style illustration of a Matsukawabake koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiMatsukawabake
Schematic diagram of the colors used in MatsukawabakeDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiMatsukawabake
Photograph of a Hajiro / Hageshiro / Karasugoi koiPhotographMaxikoiCC BY-SA 3.0Wikimedia Commons file pageKarasugoi family
Watercolor-style illustration of a Karasugoi koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKarasugoi family
Schematic diagram of the colors used in Karasugoi familyDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKarasugoi family
Watercolor-style illustration of a Kage-type Utsuri koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKage Utsuri and Kage Showa
Watercolor-style illustration of a Kage-type Utsuri koi, seen from above in pond water. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKage Utsuri and Kage Showa
Schematic diagram of the colors used in Kage Utsuri and Kage ShowaDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKage Utsuri and Kage Showa
Photograph of a Kanoko Karashigoi koiPhotographKoiQuestionCC BY-SA 2.0Flickr (via Openverse) file pageKanoko
Watercolor-style illustration of a Kanoko Kohaku koi, seen from above on a plain background. Illustration (AI-generated), not a photograph.Illustration (AI-generated), not a photographkoi.wikiCC BY-SA 4.0Generated for koi.wikiKanoko
Schematic diagram of the colors used in KanokoDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiKanoko
Schematic diagram of the colors used in MatsubaDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiMatsuba
Schematic diagram of the colors used in Doitsugoi (Doitsu koi)Diagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiDoitsugoi (Doitsu koi)
Photograph of a Butterfly koi (Hirenaga) koiPhotographDslcardsCC BY-SA 4.0Wikimedia Commons file pageButterfly koi
Photograph of a Butterfly koi (Hirenaga) koiPhotographRob Young from United KingdomCC BY 2.0Wikimedia Commons file pageButterfly koi
Photograph of a Butterfly koi (Hirenaga) koiPhotographja:user:ぎぼうしCC BY-SA 3.0Wikimedia Commons file pageButterfly koi
Photograph of a Butterfly koi (Hirenaga) koiPhotographSelf-photographedCC BY-SA 3.0Wikimedia Commons file pageButterfly koi
Photograph of a Butterfly koi (Hirenaga) koiPhotographAnahísMéndezCC BY-SA 3.0Wikimedia Commons file pageButterfly koi
Schematic diagram of the colors used in Butterfly koiDiagramkoi.wikiCC BY-SA 4.0Drawn for koi.wikiButterfly koi

See also the source list, the editorial rules and the variety index.