Over the centuries, bottom-trawling activities have transformed our coastal seas both ecologically and physically, mostly for the worse. As the habitat has declined, so has the success of fisheries. Is it time we said goodbye to bottom trawling? Or can we manage our coastal seas more effectively to protect nature and provide seafood and jobs? Tom Heap and Helen Czerski discuss the issues with a panel of experts. Producer: Emma Campbell Assistant Producer: Toby Field and Christina Sinclair Rare Earth is a BBC Audio Wales and West production in conjunction with the Open University