#$%^&*AU2011201617B220120517.pdf#####ABSTRACT A system for culturing seaweed, including Enteromorpha clathrata, is provided comprising a shallow container, an aqueous solution capable of supporting growth of said seaweed within said shallow container, a barrier array in contact with said aqueous solution, and a seaweed growing in contact with said barrier array. Methods of harvesting seaweed and remediating a waste stream using seaweed are also disclosed.