The effects of the beach community structure of macro- and meiofauna on the process of beach wrack decay were investigated by means of a simple field colonisation experiment in a temperate. fine quartz sediment. sandy beach at the end of the Hel Peninsula in Poland. 1260 replicate litterbags of three mesh sizes (12 mm. https://lecoureures.shop/product-category/ski-de-fond-accessoires-fixations-back-country/