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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 prevention and …

  2. 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.

  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 my koi pond. …

  4. John's 15K Koi Pond Build in Indiana - koiphen.com

    Jul 8, 2015 · For those that followed Koi Keepers Of America or follow Koi Keepers of North America, you have most likely seen my construction thread. For others, here is the plain and please know all …

  5. Main Forum - Koiphen.com

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

  6. 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 high KH and high …

  7. 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 treatment.

  8. my koi fry are not growing as quickly as they should

    Jun 20, 2022 · My koi fry are not growing very much. There are 80+ fry we harvested from our small 60 gallon outdoor pond (in Los Angeles). The male and female are over 1 years old and quite large 12 …

  9. Flow rate through a DIY 3 Barrel Drum Filter system.

    Sep 10, 2022 · Forum Pond Construction & Filtration Pond Construction and Filtration Flow rate through a DIY 3 Barrel Drum Filter system.

  10. Emergency & Health Issues - Koiphen.com

    Dec 1, 2025 · WWKC Forum Koi Health Care Links: Water Quality, Pond Care, Parasite Treatments, Topical and Injectable Treatments, it's all here!