Bermuda Banish Water will help rid your pond of a Green Water bloom safely and quickly. Green Water is a result of green algae cells accumulating in your pond giving it a \'peas soup\' look. This is both unsightly and can have a damaging effect on the water movement and therefore oxygen levels in your pond if a small bloom takes over your pond. Caused by the sun, nutrient rich water, poor filtration or an overstocked pond making it hard to shift. Bermuda Banish Green Water is an effective, wildlife and fish safe solution. Can be used to prevent small blooms developing or as an effective water treatment for a large bloom that has taken hold. Treats 5,000 Gallons