Characteristics of identified MPs. (A) Photographs of
MPs. (B)
Overarching and M. arctica sample MP
particle size distribution. The asterisk indicates datasets that present
a significant difference (* = p < 0.05). (C) Individual
and overall polymer composition. Polymer composition within the samples
varied but included polyethylene (PE), polyester (PES), polyethylene
terephthalate (PET), polypropylene (PP), polystyrene (PS), polyvinyl
chloride (PVC), polyurethane (PU), acrylonitrile butadiene styrene
(ABS), polycarbonate (PC), polyethylene vinyl acetate (PVA), nylon,
polyamide (PA), acrylic, cellulose acetate (CE), polymethyl methacrylate
(PMMA), polysulfone (PLS), rubber, polylactic acid (PLA), styrene
butadiene (SBT), styrene acrylonitrile copolymer (SAN), and others
(<5%).