Hikari Algae Wafers are a premium sinking diet formulated for plecos and other algae-eating bottom feeders. Made with high levels of vegetable matter and pure cultured spirulina, these wafers promote vibrant color, healthy digestion, and strong immune function. Their unique shape allows slow, natural grazing while minimizing water clouding and waste. Ideal for freshwater and marine aquariums, they provide complete nutrition for herbivorous fish species.