Algae Wafers are a highly palatable, easily digestible sinking food for herbivorous bottom feeding fish such as plecostomus. They are specially fortified with Spirulina algae, nutritionally complete and scientifically formulated to provide a balanced blend of all the proteins, vitamins, and minerals necessary for the healthy development of herbivorous bottom-feeders. Algae Wafers are made of the finest select ingredients under strict quality control to ensure that your fish receive the ultimate in nutrition.