Aquascape Premium Cold Water Fish Food Pellets is scientifically formulated to provide premium nutrition in colder water temperatures to all pond fish including goldfish and koi. Spirulina and Wheat Germ help make the food easier to digest when water temperatures are below 50°. Bacillus Subtilis natto helps aid in digestion and helps pond fish assimilate essential micronutrients. Floating pellet ideal for all pond fish. Keeps pond water clean and clear. Includes stabilized multivitamin. Pellets will not break apart and cloud water. Can be fed at lower water temperatures.