If the stain vanishes or lightens then it is metal stain and not algae.
Brown stains in my pool.
Testing the pool water is it metal staining or algae.
The bad news first.
It may be easy to diagnose organic stains if you can see.
When the iron concentration is too high it leads to brown water discolouration.
Brown algae on the bottom of the pool identification.
An organic stain will dissolve.
Algae worms or other animals can also leave an ugly stain on your pool surface.
Most other types of algae can be found floating on the surface of the water or stuck to the walls of the.
Berries will create a red or blue stain in pools.
If an organic stain is suspected try applying a small amount of chlorine directly to it.
Brown algae clinging to the sides of a swimming pool is one of the more difficult types of algae to eliminate.
Hold a vitamin c tablet against a potion of the stain for about 30 seconds.
The first cause is the most common culprit of brown stains in the swimming pool.
In this post we discuss identifying cleaning and preventing swimming pool stains from various sources.
Organic stains are typically green brown or bluish purple.
What are these brown stains in my pool.
Brown colored algae is actually a form of yellow or mustard algae and not a separate strain of its own.
Rubbing large vitamin c tablets on the stain placing a pip over the stain with the other end sticking up out of the water and pouring a dry acid down the pipe.
Watch for organic stains on the floor of your pool.
Hiring a professional pool cleaner or visiting the pool shop for advice refinishing your plaster pool or.