Q:

What is the lifespan of koi fish?

A:

Quick Answer

Koi fish have a typical life span ranging from 50 to 70 years. There are authenticated cases, however, in which koi have lived over 200 years.

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Full Answer

While most koi do not reach the exceedingly long life span sometimes attributed to the species, the oldest koi fish lived to be 226 years old. This fish, named Hanako, died on July 7, 1977, according to Mother Nature Network. Koi typically grow to reach 2 to 3 feet long and weigh approximately 35 pounds. They are a species of common carp fish bred through the centuries by Japanese rice farmers to have the color variations they are known for today.

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Related Questions

  • Q:

    What is a mongrel koi?

    A:

    Koi fish are really a type of carp. The term "mongrel koi" refers to koi fish which have somehow become inbred with other types of fish. Koi fish are popular for their colors and sleek appearance in fish ponds.

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  • Q:

    What are some characteristics of fish?

    A:

    Fish live in the water and breathe by absorbing oxygen through their gills. Fish are cold-blooded animals, so their internal body temperature is influenced by the environment. Many fish have scales and use their fins to swim. Fish have a spine but do not have external ears or eyelids. Fish also have air bladders, which keep them afloat.

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  • Q:

    What do baby koi look like?

    A:

    According to Cuttlebrook Koi Farm, baby koi look similar to adult koi but much smaller. Baby koi also have variable color patterns compared to adults, and they may change in appearance significantly by the time they reach adulthood.

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  • Q:

    What do koi fish eat?

    A:

    Adequate koi food contains 32 to 36 percent protein from fish by-products as its first ingredient. Its second ingredient is plant matter, from sources like wheat germ, that gives an energy boost. Koi food should also contain 3 to 10 percent crude fat, ascorbic acid, immune boosters and color enhancers.

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