Koi Fish Life Span | Updated 2020
Been wondering what is the lifespan of a koi fish ? Wonder no more. Hanako who died on 7th July 1977 at the reported age of 226 years is the oldest recorded freshwater fish known. She was female Koi and her Japanese name “Hanako” translates to “flower girl” in English. She was passed down through several owners the last one being Dr. Komei Koshihara of Higashi-Shirakawa Village, Japan.
The average Koi fish lifespan in japan is about 25 to 35 years and about 15 years for Koi found outside of Japan. From extensive research it has been noted that their lifespan is affected by several major factors:
Koi Fish bred in japan have been found to general live longer and this has been tracked down to the weather being favorable for the Koi during the Japanese winter as they are able to hibernate which ideally keeps their weight in check.
The quality of food does play a significant part as feeding Koi unhealthy foods leads to their early deaths from complications caused by unhealthy foods which tend to be too nutrient rich. It is important to ensure to that you only purchase your pets food from reputable sources. Some people prefer to make their own fish food and this way they are able to tell exactly what they are feeding their fish.
In the West there are numerous breeds of Koi which have been bred to grow faster due to pressure to meet market demands. This has continuously led to the decline of Koi fish lifespan.
Most of the Koi fish in japan have been bred by families for years, with the now famous Japanese commitment to duty and perfection, with minimal experimental crossbreeding and this has enabled them maintain very high-quality breeds.
WHAT IS THE BIGGEST KOI FISH on record?
The biggest Koi on record was named Big Girl weighed a staggering 40 Kilograms with a length of 4ft.
The fish was bought from a Japanese Breeder by a British breeder Geoff Lawton. She is a kagoi breed carp.
WHAT IS THE MOST EXPENSIVE KOI EVER SOLD
The worlds most expensive Koi sold for 1.7 Million $. It took first place grand champion at the All Japan Koi Show of 2017.
WHY ARE SOME PEOPLE WILLING TO PAY SO MUCH FOR SOME KOI FISH ?
Breeding top quality Koi can be very a very time capital intensive and time consuming task and this translated directly to the end product cost. The quality of baby koi fish is also heavily reliant on the the quality of the parent fish and this calls for higher investments by the breeder.
Those breeders who buy top quality Koi, they are able to recoup their investment and make a tidy profit by breeding the fish and also having them participate in shows and tournaments and where they earn some good money from entrance fees and prize money.
MORE KOI FAQS
CAN YOU EAT KOI FISH ?
Yes. It is perfectly alright to eat Koi fish. But it is good to do a background check on the source of the fish you will be eating.
Koi are quite very expensive due to the effort that goes into taking care of them, and due to this factor some Koi , especially those bred on commercial ponds have occasionally been found to have been fed some chemicals and food that may be bad for your health.
This question keeps popping up but it does not have a straight answer as it will depend on your location. While trawling the internet is one option of looking for buyers, I would recommend that you look for a reputable local supplier search for one in reputable online stores where you can also go through previous buyers reviews and also compare prices from different vendors before ordering.