How Long Do Koi Live?

How Long Do Koi Live?

How Long Do Koi Live? How long do koi live? Koi fish have an average lifespan of 20-30 years but can live up to 50 years or even longer in ideal conditions. Proper care, water quality, and diet can all contribute to the longevity of koi fish. What affects a koi fish’s lifespan? Several factors…