Robert Morse is the owner of Atlantic Laboratories North American Kelp. He runs a plant in Waldoboro, ME, that has been operating since the 1970s to produce fertilizers and animal feed supplements out of rockweed. They export to more than 24 countries and have established a global market for seaweed. Morse talks about the uses for “liquid seaweed” as well as how the seaweed business has changed over the years.