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  1. Koiphen.com

    Aug 16, 2025 · As the largest Koi and pond community on the internet, the forum provides help and advice on pond building as well as Japanese Koi and Goldfish care including disease …

  2. Koiphen.com - Koiphen's Koi Calculators

    As the largest Koi and pond community on the internet, the forum provides help and advice on pond building as well as Japanese Koi and Goldfish care including disease prevention and …

  3. PH, KH And GH in Depth - Koiphen.com

    Jun 14, 2013 · The Japanese koi breeders have relatively low KH and a pH near 7.0; therefore, some koi kichi believe that since the Japanese breeders produce the best koi, it follows that …

  4. 3 barrel filter system - Pond Size

    Aug 31, 2024 · How large of a pond can a 55-gallon 3-barrel filter system handle? I'm building my first koi pond and will land in the 2500-gallon range. I can't go any larger so at some point I …

  5. Activity Stream - Koiphen.com

    As the largest Koi and pond community on the internet, the forum provides help and advice on pond building as well as Japanese Koi and Goldfish care including disease prevention and …

  6. Why are most Japanese koi obese? - koiphen.com

    Sep 7, 2018 · I think you may be seeing lower grade Koi with poorer (in Koi judging standards) body conformation. The videos are probably showing high grade show potential quality Koi. I …

  7. Pond Construction and Filtration - Koiphen.com

    Mar 6, 2009 · Quick Navigation Pond Construction and Filtration Top Please Judge this Koi - Warning! For Serious Critique Please Judge this Mutt - Warning! For Less Serious Critique …

  8. Purina Aquamax 500, affordable fish food I've been using.

    Sep 21, 2022 · Forum Koi Health and Ponding Main Forum Purina Aquamax 500, affordable fish food I've been using.

  9. high quality genetically small koi - Koiphen.com

    Dec 9, 2013 · high quality genetically small koi I have a smaller pond 1000-1200 gallons. I would still like to collect more than 3-4 koi, and can't expand my pond. I have heard of respected …

  10. Measuring koi without catching them - Koiphen.com

    Jan 3, 2015 · And I don't want to stress all my koi (and myself) by catching them all to measure them. So I wanted to share this method of measuring koi fairly accurately without having to …