CrystalClear ClearOut may be applied to lakes and ponds used for irrigation, aquaculture, and recreational actives. Formulated for ponds and lakes this pond clarifying natural bacteria is a highly concentrated beneficial bacteria with enzymes that come in easy-to-use 8-ounce water-soluble packets. No need to open, once the packets touch the water the bag will dissolve. The bacteria reduces nutrients, odors, and suspended organics within the water column resulting in clear water for a robust ecosystem that improves the well-being of all aquatic life. 24 pounds treats up to 1 surface acre for 3 months.