Black Algae In Pool Pictures

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.

Black algae in pool pictures. None are true algae but classes of bacteria that manufacture their own food by photosynthesis. It s an example of a cyanobacterium. The majority of swimming pools are exposed to several hours of sunlight per day and it s sunlight that will speed up algae growth. The protective layer that forms on black algae makes the algae otherwise impervious to regular sanitizers so you must brush the algae to break through this layer so that chlorine and algaecides can kill the organism.

If you have black algae in your pool you have black algae in your filter. 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. Swimming pool black algae prevention. 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.

Brush daily for a week with the proper brush for your pool paying special attention to algae affected areas. If the algae problem is extensive use a filter cleaner rather than just plain water. This type of algae forms in a layered structure with the outermost layer protecting the lower layers. Black algae is a thread like growth that develops on rough surfaces in swimming pools.

It s related to spirulina another type of blue green algae and to red algae which also grows in swimming pools. 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. It appears as dark black spots on the walls and floor of the pool and is slippery to the touch.