Online Photo Catalogue of the Joint List of Litter Categories
Example images to support the monitoring of macro litter in different environmental matrices
plastic biomass holder from sewage treatment plants and aquaculture
Plastic Filter Media or Biofiltration Media are small (1-4 cm diameter ca. 1 cm high) usually round plastic items that look a bit like a cake.
J-Code: J91 Type Code: pl_nn_bio_ Category: Artificial polymer materials => Undefined use =>