
Category: Algae Control
Read articles, how-to guides, and expert advice on controlling algae in your pond, water garden, fountain, or other water feature.


6 Best Algae Eating Fish for Ponds (with Videos!)
In this article, we’ll discuss our 6 favorite algae eaters for ponds and how to choose the best fish based on your pond’s size, water conditions, and cohabitants. Each fish description also has a video where you can watch them swim. Happy Ponding!

How To Get Rid of String Algae in Your Pond (For Good!)
Use this article as a guide to remove string algae from your pond by using natural pond algae control and without chemicals like harsh algaecides. Prepare to get messy!

Koi Pond Care for the Summer
In this article, we will walk you through the common issues facing Koi pond owners and then share our best practices for Koi pond care during the Summer months.

Small, Concentrated, and Perfect for Small Backyard Ponds
We’ve released a 60ml bottle of our concentrated formula for algae control and water quality management perfect for small backyard ponds.

Christian’s Video Diary of a 3,500 Gallon Koi Pond
In this video diary series, Christian Shostle uses his 3,500 gallon holding pond to show the benefits of using Nualgi. By filling his holding pond with spirulina powder and other supplements to make the water turn as green as possible.

New Pond Syndrome: How To Clear Green Pond Water
Learn if you have new pond syndrome or just green water. Read helpful tips from our Koi pond expert to help prevent fish loss and treat symptoms of a new pond stocked in haste.

Toxic Algae Incidents Across the World
We have found a lot of damage across the world from toxic algae blooms and copper sulfate, which is the most commonly used water treatment by government bodies. This article is not meant to scare, but rather to inform our audience of the growing algae problem that is infecting our pets, children and the future of the world’s waterways.