Welcome to Koi-Care.com, where you’ll find lots of useful information on koi and koi ponds.


What is Koi-Care?

Hi, I’m Grant and I’m a veteran fish biologist. I love fish and so do you -that’s why you’re here! I like to raise koi and tackle issues surrounding them and the water they live in. Big pond or small, come on in!


What Koi-Care Does

This site is here to help folks that have koi ponds but want to know more.  You will find information on this site that covers fish diseases, water quality issues, algae issues and a whole lot more.


What You’ll Find Here

You will find in-depth articles on lots of the common koi pond issues.  You will also find koi pond “stuff” that you may need to solve a problem or make your pond a better place for your koi.


Explore Articles & Research Products

The Best Koi Pond Vacuums (8 Units Compared for 2020)
Pond Care & Filtration Pond Equipment

The Best Koi Pond Vacuums (8 Units Compared for 2020)

When you have a koi pond, you know just how much organic matter can build up. Not only does this
The Best Koi Food for Growth and Color (9 Brands Compared for 2020)
Food and Nutrition

The Best Koi Food for Growth and Color (9 Brands Compared for 2020)

Being a Koi owner is amazing. The fish are beautiful and full of life. To maintain the health of your
Best All-In-One Pond Pump and Filter Combos (9 Units Compared for 2020)
Pond Care & Filtration Articles Pond Equipment

Best All-In-One Pond Pump and Filter Combos (9 Units Compared for 2020)

Need a plug-and-play, all-in-one pump and filter for your koi pond? Don’t want to mess with trying to hook
How Fast Do Koi Grow?
General Koi Information

How Fast Do Koi Grow?

Want to know how fast that baby koi of yours is going to grow?  Or how big your adult koi
Koi Fish For Sale: 10 Things To Be Aware When Buying Koi Online
General Koi Information

Koi Fish For Sale: 10 Things To Be Aware When Buying Koi Online

The following are some helpful hints that you can put to action before you consider buying koi online.  Unfortunately there
5 Great Reasons to Get a Pond Kit
Pond Equipment

5 Great Reasons to Get a Pond Kit

Have you ever been visiting with a friend that has a backyard pond and thought “it sure would be nice
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