​Awareness of and global concern for marine plastic pollution continues to grow, with initiatives being implemented to tackle the problem worldwide. The Osaka Blue Ocean Vision, set at the G20 Summit in Osaka, Japan, in 2019, aims to ‘reduce additional pollution by marine plastics litter to zero by 2050 through a comprehensive life-cycle approach’. Despite the rising profile of this issue, additional research is needed to understand the flow of plastics around the ocean, and...