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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. 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 treatment.

  3. New Koi Pond Construction -- Plumbing / Filter Design Questions

    Dec 13, 2010 · In a koi pond, the poo would get sucked through the bottom drain, eviscerated by the pump, then blown into the glass bead filter where it would be held temporarily until it was disolved …

  4. It’s hard not to start with the basics of good Koi pond design but that’s an entirely different subject and can be addressed elsewhere. The plumbing principles that I’ll try to discuss are universal to all ponds.

  5. Koi suddenly having cloudy eye, white skin turning red, and opening …

    Apr 22, 2022 · We bought our koi on impuse and didn't think much about serious fish raising. But today, in the span of about 6 hours, my koi suddenly started to develop a cloudy eye, and it's white skin has …

  6. 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.

  7. Which Plants are good for Koi Pond??? - Koiphen.com

    May 25, 2006 · There are such things as koi proof plants, plants that have evolved to root in water with roots tough enough to cope with fish grazing. Aquatic iris, Thalia, the Cyperus (such as galingale, …

  8. KOI LOSING SCALES - Koiphen.com

    Dec 7, 2004 · I have a black-ish koi (don't know what to call it, black on top, redish in the mid, and whiteish on belly. and some cloud like scales; white & lined in black) Anyway, he/she has gotten …

  9. Koi died over winter outdoors - koiphen.com

    Apr 9, 2019 · Therefore those koi had probably never been selected for coldness. Swedish koi-friends of mine took their koi indoors too. I plan to take the koi indoors in the future winters. But will it be good …

  10. Australian Laws in Keeping Koi. - koiphen.com

    Aug 6, 2006 · Koi are only legal in to states, New South Wales and Western Australia. We can breed and keep them here in NSW, but cannot sell to LFS or the public except for Auction days.