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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. URGENT: Koi Showing Stress, One-Sided Gill Breathing, Sitting at …

    Jun 13, 2025 · 🧵URGENT: Koi Showing Stress, One-Sided Gill Breathing, Sitting at Bottom — Need Advice 🐟 Hello Koiphen Community, I'm reaching out after a very difficult few days with …

  4. What causes red fins and body on koi? - Koiphen.com

    Apr 11, 2010 · The koi loose apetite from a parasite infection? and How infectious is it? The one fish has been showing these syptoms for almost three week, since the Orlando Show.

  5. Cat or dog food for koi? - Koiphen.com

    Jul 1, 2021 · Cat or dog food for koi? Hello friends: I am considering feeding my koi partly (1/3-1/2) with cat food. The reasons are: 1) I found that normal koi food is in no way better than cat …

  6. Main Forum - Koiphen.com

    Apr 20, 2021 · Forum: Main Forum Post your Koi, Goldfish, as well as other Pond related questions for discussion

  7. 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 …

  8. Koi skin turning pink - koiphen.com

    May 11, 2022 · My koi that has very white shimmery scales seems to be turning pink, almost like internal bleeding. He has occasionally gone off by himself or stayed low to the bottom of the …

  9. 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 …

  10. 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 …