Pond Troubleshooting
Fix common pond problems fast: green water, string algae, gasping or flashing koi, fish not eating, cloudy water, surface foam, herons, and liner leaks.
Green Pond Water
Clear a pea-soup algae bloom and keep it clear.
Read more →String Algae Problem
Get rid of stubborn blanketweed for good.
Read more →Koi Gasping at the Surface
Low oxygen, ammonia, or heat: how to tell and fix.
Read more →Koi Not Eating
Temperature, water quality, and illness causes.
Read more →Cloudy Pond Water
Grey, brown, or new-pond cloudiness, solved.
Read more →Koi Flashing & Rubbing
A warning sign of parasites or poor water.
Read more →Pond Foam on the Surface
What foamy pond water means and how to fix it.
Read more →Heron Eating My Fish
Protect koi from herons and other predators.
Read more →Pond Losing Water (Leak)
Find and fix a leak in the liner or stream.
Read more →Koi Sitting at the Bottom
When it is normal and when it is a red flag.
Read more →The Koi Pond Care Planner
11 printable worksheets to plan your build, stock your pond, track water tests, and stay on a seasonal routine.
Get the Planner for $39