COVID-19(12) Mask(5) COVID-19 pandemic(5) plastic(4) Diversity(4) Trophic(4) Remote sensing(4) Sentinel-3(4) lockdown(4) response(4) Ecotoxicity(4) nematode(4) COVID-19 lockdown(4) Harmful algal blooms(4) Concentration(4) Protective(3) Fourier transform infrared spectroscopy (FTIR)(3) Polypropylene(3) Affect(3) indicate(3) Face masks(3) exposure(3) Safe(3) organism(3) Fourier-transform infrared spectroscopy(3) equipment(3) management(3) Face mask(3) Plastic additives(3) Fourier transform(3)