Comparing Sinking Vs. Floating Koi Food

By: Rosimeri Tran There are many options when it comes to koi food based on size, season, nutritional value, color enhancement, cost, etc. Koi keepers can choose the type of koi food that meets their preferences and goals. Here is a comparison of sinking versus floating koi food. Benefits of Sinking Koi Food Benefits of …

Group photo with Champion Nishikigoi sign

CCKS Take Party Van to Champion Koi Appreciation Day

CCKS members and friends had a fun and amazing experience at the 2025 Koi Appreciation Day hosted by Champion Nishikigoi! About 25 CCKS members rented a party van and drove themselves to meet at the annual event held at the Champion Nishikigoi koi shop in San Jose, CA. On the way back, we packed every …

Hikari seal logo

Hikari USA – 2025 Fresno Koi Show Presenting Sponsor

Thank you to Hikari USA for being the 2025 Fresno Koi Show Presenting Sponsor again! CCKS appreciates your long-time support of our koi club and other koi hobbyists around the world. Hikari has been the food of choice for several All Japan Koi Show champions for decades! They offer a variety of high-quality food choices …

koi pond

Adventures with Our New Tosai Pond

Over the years our koi keeping was improving, but the quality of our koi had not because of spawning in our pond and not knowing how to select koi. It was time to improve the quality of our koi but we did want to spend thousands. A tosai tank allows similar sized koi to grow at a faster rate because they are not competing for koi food with larger koi. It also allows us to save on koi food costs by feeding our tosai high quality food and feeding koi in our main pond less expensive food.

MEET THE EXPERT SERIES: Dr. Jessie Sanders

The Central California Koi Society (CCKS) is hosting an educational MEET THE EXPERT SERIES with Dr. Jessie Sanders, Aquatic Veterinarian, that is free for CCKS members on Saturday, May 4, 2024, at the Shinzen Friendship Garden. SATURDAY, MAY 4, 202412:00 – 2:00 pm Topic: Happy & Healthy Koi By: Jessie Sanders, DVM, DABVPHead Veterinarian and …

“Panic at the Pond”

So now, we have this pond, with koi, and some instruction on what to do with the equipment, and some without. As pond keepers we go about our life, enjoying the koi, feeding them, taking pictures of them, until one day, something goes wrong.

A fish swims the wrong way, or not like the others, a koi develops a red mark, raised scale, or even worse we find a deceased koi – every pond keeper’s nightmare!

What to do? What to do? The “panic at the pond” begins.

Cold Water Effects on Koi

This article is written by Rosimeri Tran, KHA, to discuss the effects of cold pond water temperature on koi and how the koi are affected by vast water temperature changes. Cold pond water temperatures in our region that range from approximately 40°F to 45°F during the winter months cause the biological filter (bio-filter) to work …

Fall Koi Pond Care Tips

By now, you should be feeling the cool, fall weather of the Central Valley. The koi in the pond are likely noticing the weather change, as well. Below are some Fall pond care suggestions to help guide you and your koi pond friends into the upcoming colder months. Remove Falling Leaves Keep the koi pond …