Industry Leading Treatment: MuckAway is The Original Muck Reducer, leading the industry for over 20 years as the most effective, most powerful, and proven solution for pond muck and sludge reduction. Removes up to 2" of Muck per Month -- All natural MuckAway pellets sink below the surface, releasing beneficial bacteria that feed on pond muck. Use 1 scoop every 2 weeks (water temp above 50º F). Reduces Noxious Odors & Muck Accumulation: MuckAway bacteria rapidly consume muck, converting it to an odorless gas that escapes unnoticed out of the water. Control muck and get rid of foul odor! Scientifically Formulated Beneficial Bacteria -- Treatment is made with naturally occurring bacteria, enzymes, and micro-nutrients. Safe for horses, livestock, birds, pets, fish, and other wildlife. Made in the USA: Developed from over 20 years of research, comprehensive field studies, and results in the field. Safe for ponds used for swimming, fishing, and recreation, as well as farm ponds.