Why does my pool or spa look like a bubble bath, and what can I do about it?

Why does my pool or spa look like a bubble bath, and what can I do about it?

How to Get Rid of Foam in Your Pool

from Swim University

Foam in swimming pools can be caused by a variety of chemicals and organic materials.  While it can be a perplexing thing to manage and remove, there are ways not only to prevent the foam from occurring, but to remove it when it does appear.  Matt Giovanisci from Swim University presents an explanation of why the foam occurs, what you can do to prevent it, and what you can do to remove it.  

Check it out here