Tag Archives: koi

Quarantine Your Koi: Why and How

Anyone that has cared for or owned koi for any significant period of time has had to isolate their fish for one reason or another. Sometimes its necessary to remove your fish in order to clean their pond or perhaps … Continue reading






Posted in Koi Diseases | Tagged diseased fish, hospital tank, koi, proper size, quarantine, transferring fish | Leave a comment

What are the ideal water conditions for healthy koi?

There will certainly be a lot of differing opinions on the best water conditions for koi but one thing remains constant: poor water quality leads to a host of other health problems that are certainly avoidable with proper care.  Because … Continue reading






Posted in Pond Care | Tagged ammonia, dissolved oxygen, health, KH, koi, nitrates, nitrites, pH, salt, water chemistry, water temperature | 40 Comments

The Major Koi Varieties and Their Traits

Presented here are what many consider the 13 major varieties of koi or “Nishikigoi”.  There are certainly some koi practitioners that may consider there to be up to 16 varieties (and even up to 22 if one counts newer strains … Continue reading






Posted in General Koi Information | Tagged kohaku, koi, ogon, showa, tancho, variety | 11 Comments

Top 15 Reasons to Have Koi and a Koi Pond

  Enjoying Koi pond in your backyard not only provides a charming attraction to your visitors, but it’s also a great way to relax and rejuvenate at your home. There is something wonderful about enjoying the elegant view of fish … Continue reading






Posted in General Koi Information | Tagged beauty, good luck, health, insect control, koi, koi pond, protein, real estate value, sell koi | 2 Comments

History of Koi Ponds

  The term “koi” is derived from a Japanese word “nishikigoi”, which literally means brocaded carp. These include the ornamental varieties of common carp, which are used for decorative purposes in outside water gardens and koi ponds. However, “koi” is … Continue reading






Posted in General Koi Information | Tagged carp, china, japan, koi, koi breeding, koi history, love, luck, mutations, Niigata Prefecture, ong, persia, raising koi, western asia | Leave a comment