The majority of swimming pools are exposed to several hours of sunlight per day and it s sunlight that will speed up algae growth.
Black algae swimming pool pictures.
Black algae is a thread like growth that develops on rough surfaces in swimming pools.
If the algae problem is extensive use a filter cleaner rather than just plain water.
It s an example of a cyanobacterium.
To treat black algae in your swimming pool start by brushing the sides and bottom of your pool to break up the algae so it s easier to remove.
Remember to brush and vacuum your pool because this will reduce the dirt.
Those pesky little spores stick to the cloth and hop off in the pool the first chance they get so be sure to use bleach to clean them.
None are true algae but classes of bacteria that manufacture their own food by photosynthesis.
It appears as dark black spots on the walls and floor of the pool and is slippery to the touch.
It grows in shaded areas of the pool.
This type of algae forms in a layered structure with the outermost layer protecting the lower layers.
Black algae can get into your pool several ways but one of the most common is from swimming suits that have been in the ocean.
After the algaecide has run its course shock the pool by adding granular chlorine to kill the.
Following a black algae hit scrub it down four times throughout the following day.
This algae may appear black in the pool but when you retrieve a sample and rub it on a piece of white paper you ll notice a greenish tinge.
It s related to spirulina another type of blue green algae and to red algae which also grows in swimming pools.
However it is uncommon to find black algae in your pool if it has a vinyl lining.
If you have black algae in your pool you have black algae in your filter.
Black algae can often be found in between tiles and in cracks on pool surfaces.
Focus on the spot where the algae first appeared and work outwards from there.
The spores enter swimming pools through the air and can take root in the plaster of an inadequately chlorinated pool.
Having your swimming pool chlorine alkalinity and hardness adjusted correctly is very important.
Remember black algae have deep roots that can penetrate the walls of your swimming pool.
If there s only a small amount of black algae in the pool you can probably get away with backwashing your pool filter for sand or de filters or rinsing the filter cartridge.
In a swimming pool or spa algae are those green brown yellow black or pinkish slime that resemble fur growing on the steps and in corners places where circulation may not be optimum.
Next add a copper based algaecide to the water and aim the water return jets at the algae patches.
This type of algae is actually a blue green color.
Black algae how common is black algae.
Properly balancing all of your pool s chemicals and normal swimming pool care will greatly reduce the chances of black algae but may not eliminate the opportunity to get it.
These roots along with the waxy protective barrier it forms around itself make it particularly difficult to remove.
How to identify black algae.
