Alaria, a type of seaweed also known as "Wild Atlantic Wakame," grows in the North Atlantic Ocean and is similar to Japanese wakame, a common ingredient in miso soup. Courtesy of Sarah Redmond hide caption

toggle caption Courtesy of Sarah Redmond

Oyster fisherman Bren Smith on his boat, The Mookie. Smith decided to try his hand at seaweed farming, collaborating with ecology professor Charles Yarish. Ron Gautreau/Courtesy of Bren Smith hide caption

toggle caption Ron Gautreau/Courtesy of Bren Smith