The report is based on interviews with migrant fishers on three vessels operating in the Atlantic Ocean that are flagged or linked with Taiwan, including two longliners and a carrier that transports crew and fish to and from longliners. It suggests that forced labor and illegal, unreported and unregulated (IUU) fishing continue to occur within major tuna supply chains, despite efforts by companies and governments to stamp them out.

https://www.greenpeace.org/static/planet4-southeastasia-stateless/2020/03/b87c6229-2020-choppy-waters-en.pdf