This investigation tries to give more insight in the relation between the Carcinus maenas, acting as predator in this part of the food chain and the Ruditapes philippinarum, being hunted by the Carcinus maenas. The focus in this investigation has been based on the occurrence of the different sizes of …

Blue mussels (Mytilus edulis) create niches in the Wadden Sea and therefore they are important for the Wadden Sea. Because there are less mussel beds in the Wadden Sea than would be expected and because of their important role, they are monitored since the mid-nineties. It was found that some beds were …