Microbe-Lift PL is specially formulated for decorative fish ponds, lagoons and smaller water features. Adding bacteria to your pond is important. It creates a healthy environment for your pond, promoting faster fish growth. Microbe-Lift PL also reduces ammonia nitrogen levels, dissolves away organic sludge, improves dissolved oxygen levels and helps break down dead algae. Adding Microbe-Lift PL on a regular basis will seed and maintain biological filters. Bacteria contains photosynthetic bacteria which helps eliminate cloudy water by promoting flocculation and settling of organic and inorganic particles.