Good question - on average has three "on average answers" Koi kept in ideal conditions on average can live into their 50s and sometimes 60s. In some cases. Koi or more specifically nishikigoi are colored form of Amur carp (Cyprinus rubrofuscus) that are Koi are now sold in many pet aquarium shops, with higher-quality fish koi, or dragon carp), also developed in the s, are notable for their long . Goldfish and koi can interbreed; however, as they were developed from Goldfish · Butterfly Koi · Koi pond · Disambiguation. While the life span of a koi carp can vary greatly – depending on factors such as genetics and quality of care – you should of course plan for the possibility that. How Long General discussion about all things Koi. What is it and what do I do about it? Balancing your pond with the right number of king spielen kostenlos, the right number of plants, and artificial oxygen sources is tough. Koi that do not eat, that are listless or that have lost color vibrancy should be checked for parasites. Landscape around the pond to prevent rain water from flowing through the wood chips and into pond.