A method for making seaweed meal, includes the steps of harvesting the seaweed from a sea floor; chopping the seaweed; cleaning the seaweed; desiccating the seaweed; grinding the seaweed to a meal; drying the seaweed between the cleaning step and the desiccating step, the drying step is accomplished by seaweed agitator elements (6).MÉTODO E INSTALACIÓN PARA FABRICAR HARINA DE ALGAS MARINAS