Pond Champs Pond Cleaner - Beneficial Bacteria - Safe for Koi & Gold Fish - 1 Gallon

PondWorx Pond Bacteria - Formulated for Large Ponds, Water Features and Safe for Koi - 1 Gallon

Applied Biochemists Aquatic Algaecide Herbicide Cutrine Plus Algaecide and Herbicide (390104A)

Crystal Blue Natural Pond Cleaner - Muck and Sludge Remover, Safe for Koi - 1 Gallon

Pondworx Lake and Pond Dye - Blue Ultra Concentrated - 1 Quart

Sanco Industries Crystal Plex - Aquatic Algaecide Algae Control - 1 Gallon

Crystal Blue Lake and Pond Dye - Royal Blue Color - 1 Gallon

Sanco Industries Catt Plex Herbicide - Aquatic Grade - Works on Cattails, Pond Weeds, Water Lilies, Grass - One Quart 32oz

API POND ALGAEFIX Algae Control Solution 32-Ounce Bottle