Author: Mark Bodycott

Koi Spawning Time All pond keepers who have a healthy pond will experience their koi “Spawning”. One morning you’ll visit your pond and your fish will be chasing one another and jumping with excitement. Your plants will be uprooted and your pond will look like someone poured a small amount bubble bath in your pond water. Depending on the Read more...

Every year fish in “cold climate” ponds struggle through extreme stressand, in some cases, die due to “Aeromonas Alley”. What is “Aeromonas Alley”?“Aeromonas Alley” is defined as when your pond water temperature ranges between 42° F and 62° F. Between these temperatures, the deadly “Aeromonas/Pseudomonas” (AP) bacteria grow Read more...

Fin & Tail Rot are a bacterial infection caused by predator type, life threatening bacteria such asAeromonas, Pseudomonas or Flexibacter that are present in great numbers in every pond fish and koi pond. These bacteria take advantage of stressed koi and pond fish. It is not uncommon for secondary infections to accrue such as fungal Read more...

Koi Fish Slime Coat A good healthy “slime coat” is vital to the health of your Koi Fish! The slime coat covers the entire body of your koi fish acting as a “Suit of Armor”. The slime coat shields your koi fish from the deadly bacteria such as the Aeromonas/Pseudomonas in all koi fish ponds. Any damage to your koi fish’s slime Read more...

We are grateful to the dedicated professors and researchers at our universities for their contributions to aquaculture. Because of their hard work and attention to detail, they have given us the information we need to keep our koi ponds and pond fish healthy, so we can enjoy the wonderful past time of pond keeping. Catastrophic Oxygen Depletion Read more...

Testing your pond water In general, everything you should know about your pond water is available in some sort of simple pond test kit. Most kits are very easy to run. You can buy these test kits at your local shop or online. Run them at least weekly during the first part of pond opening but monthly or more during the season. If fish ever get Read more...

Pond plant disinfection can be a tricky topic. When you put pond plants into your koi pond for the first time, you want to make sure they are not introducing any new parasites or problems into your koi pond. A great way to disinfect your pond plants is by using potassium permanganate. This will get rid of any fish eggs, snails, or parasites that Read more...

In springtime after the thaw, you may notice that your koi pond looks grungy or unkempt. This is due to a combination of dead leaves and debris from the fall, and pollen and seeds from the spring. You can clean out the dead leaves in the fall before winter sets in, but you don’t have to as long as you continually check your pond water quality Read more...

Sometimes in your koi pond you will see a haze. There are two types of haze: a milky gray or brown type and a green type. The milky gray or brown type usually shows up immediately after you put rocks or aggregate in the pond, or right after it’s built. This is a mineral haze which is basically just micro-particles of gravel, sand, and other Read more...

Koi pond algaeWhen you see a nice carpet of green algae growing on the rocks and sides of your koi pond, Don’t Panic!! This is Mother Nature’s way of showing you that your koi pond is healthy. Green Algae is not your enemy, it’s your partner in keeping your koi and koi pond healthy. The Benefits of Green Algae in your koi pond: Question: Read more...