Seaweed from all around the coast has been used by farmers for centuries to fertilise land, but now the crop is seen as a valuable national resource and a potential new industry, writes Ray Ryan.

THREE salmon firms and four seaweed-product manufacturers from Ireland took part in BioFach, the World Organic Trade Fair, in Nuremberg, Germany, this week with the support of Bord Iascaigh Mhara (BIM).