K.O.I. is an international group of expert hobbyist-volunteers who want to promote FUN in the hobby by teaching all aspects of Koi and pond keeping, with a focus on Science. 


Welcome To Everything KOI

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Join as a NEW Member $24


NEW PLUS Membership $94


Renew an Existing Membership $15


SPECIAL! Renewal & BIG Book Binder - ONLY $20

Registration with the K.O.I. website is NOT Membership!  CLICK HERE to learn more..

!If you're not havin' FUN, you're not doin' it right