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.

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Welcome To Everything KOI

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Join as a NEW Member $24

NEW PLUS Membership $84

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