The samples taken from the first and the third sediment traps are labelled St1 and St3 respectively. The samples from the ponds are labelled with the pond number and sample nr e.g. P1-1 and P1-2, P3, P8 and P10 and the well at the outlet is labelled W. The sample P1-1 was collected in the centre of the second part of pond 1 and the sample P1-2 was collected at the outflow of pond 1. The other pond water samples were collected around the centre of the ponds. Each sample consisted of several grab samples.