The Original Natural Clarifier -- Developed from over 20 years of research and comprehensive field studies, PondClear beneficial bacteria works quickly to digest organic debris and clear murky water. Billions of Beneficial Bacteria Improves Water Quality -- Liquid formula contains a special blend of highly concentrated beneficial live bacteria designed to promote a clean and balanced ecosystem. Removes Excess Nutrients & Noxious Odors -- PondClear naturally improves water clarity by consuming suspended organic wastes in the water column, resulting in clear water and less muck and sludge. Easy to Use -- Simply pour directly from container in several spots along shoreline. Formulated for outdoor ponds and lakes. Improves water clarity all season long! Results in as little as 2-4 weeks! Safe for Wildlife & Recreation -- PondClear is safe for horses, livestock, fish, pets, wildlife, and the environment. Pond or lake can be used for recreation and fishing immediately after treatment.