Hikari Tropical MINI ALGAE WAFERS - 20 gA perfect balance of premium select ingredients developed to promote proper growth and desirable form in most herbivorous species. Contains higher levels of vegetable proteins plecostomus and other algae eaters require. Great for snails, crustaceans and other vegetable craving fish too. The uniquely shaped disc that sinks rapidly while retaining its shape longer than the competition, allowing less aggressive species ready access to its nutrition.