How Big Can Koi Fish Get?

How big is the biggest koi fish?

Weight. The average weight a quality koi fish can be expected to reach is around 12 pounds and they regularly get quite a bit larger, but Big Girl shocked everyone with her weight. The worlds biggest koi fish weighed in at 90 pounds in 2007, that is a big koi!

How long does it take for a koi fish to grow to full size?

How Long Does It Take A Koi Fish To Grow To Its Mature Size? Most koi fish varieties will reach their mature size in the first three years of their lives. That’s typically considered a fast growth rate, considering the fact that some types of ornamental carps can live well into their 60s (Japanese koi in particular).

Which koi get the biggest?

Jumbo koi are the largest koi type. This is a colloquial term for koi fish that can grow at least 30 inches long.

How big do koi fish get in a year?

Want to know how fast that baby koi of yours is going to grow? Or how big your adult koi will be this time next year? Then you are in the right place. The short answer is about 0.66mm per day or almost an inch (2 cm) per month which translates into about 9 inches the first year of life.