Quantification and morphological characterization of plastic litter (0.30-100 mm) in surface waters of off Colombo, west coast of Sri Lanka.

This study focused on quantification and morphological characterization of plastics (0.30-100 mm) at seven sites, namely, Uswetakeiyawa, Kerawalapitiya, Dikowita, Modera, Kollupitiya, Bambalapitiya, and Wellawatta along the west coast, off Colombo, in August, October, and November, 2017. Samples were collected by dragging the floating net with a mesh size of 300 μm horizontally at the surface.