That study was WIDELY reported on, and most of the reporting was faulty. For example this article says 'around 90% of all the plastic in the world's oceans flow

That study was WIDELY reported on, and most of the reporting was faulty. For example this article says 'around 90% of all the plastic in the world's oceans flows there through just 10 rivers.' But that isn't what the study says - the study only deals with plastic that comes from rivers, not all plastic in the ocean.