Your Koi and Columnaris
Also known as Cottonmouth, Fin Rot, Tail Rot or Saddleback disease, Flavobacterium columnare is a rod-shaped Gram-negative, aerobic bacterium. Although Columnaris infections aren’t commonplace, they have a high
Aeromonas, Your Koi and What You Can Do to Combat It
Aeromonas, or Aeromonas hydrophila if you want to get scientific, is a pond bacteria. Aeromonas is one of the most common bacteria to cause infections in koi fish,
Putting Your Koi Under the Microscope
Spring is here. Your pond has thawed, and your Living Jewels are more active and visible again. It’s a great time for koi keepers. It’s also the time when water
Judging Koi Fish
Looking at all of your prized Living Jewels, you are certain that you might have a Grand Champion koi amongst them. Not that you are biased, of course.
Koi Health—Knowledge is Power
The sun is out, water temperatures are starting to rise and your koi are getting back to themselves. But as most enthusiasts know, it is also when those
Tancho Kohaku Koi
Perhaps one of the most loved and highly sought-after of the varieties of koi, the Tancho Kohaku is a white-based koi with a single red (hi) mark or
Koi Fish Clubs and Societies
As a koi enthusiast, you are not alone. There are many just like you. If you are looking for a group of like-minded Nishikigoi lovers near you, take
14 Things Only Koi Owners Might Say or Would Understand
1. More Pond! I Need More Pond! “Just imagine what I could do with a bigger pond,” you think as you repeatedly walk around your pond, a little
Blind Buying Your Koi
What you see is what you get. This is a phrase that can be interpreted in many different ways, and for a koi owner looking to purchase his
Koi Fish and Digestion
Koi fish like to eat. Not much outside of chilly temperatures and ill health will keep them from a meal. As we have discussed before, thanks to an