The natural value of Dutch sandy beaches has been declining for decades. These relatively unstable, low nutritious, wave-washed environments lack the primary producers that represent the base of the food web. Thus, the sandy beach food web relies almost entirely on nutrient influx of other systems. Beside …

Today the awareness about anthropogenic waste and litter in the marine environment is rising. There is evidence on the threat to marine ecosystems through plastic litter, all over the world. To understand this issue better citizen science projects, help to gather data about the distribution and origins …