The ubiquity of plastic debris in marine environments raises the question, what impacts do plastics have on our microbiota? To investigate this, we applied bacterial 16S rRNA gene and fungal ITS2 region sequencing to identify changes microbial biofilm community compositions plastic, over time. We sampled virgin linear low-density polyethylene (LLDPE), nylon-6 (PA) glass after 2, 6 12 weeks cons...