Tuna sandwiches, salads, soups, sushi and more — tuna dishes are among the world’s most popular fish dishes. According to the National Fisheries Institute, canned tuna is the second-most popular seafood product in the US, after shrimp,¹⁾National Fisheries Institute (2023) Tuna facts. Available at: https://aboutseafood.com/tuna-council-3/tuna-facts [24.05.2023] while in the European Union, tuna and tuna-like fish are the most consumed seafood products.²⁾EUMOFA (2022) The EU fish market. Available at: https://www.eumofa.eu/documents/20178/521182/EFM2022_EN.pdf [25.05.2023] However, the high demand for tuna means that many tuna stocks are exploited to their full capacity and overfished. Every year, more than seven million metric tons of tuna and tuna-like species are caught, with 33% of them being caught at biologically unsustainable levels.³⁾World Tuna Day, United Nations. Available at: https://www.un.org/en/observances/tuna-day [24.05.2023] Tuna accounts for 20% of the value of the catches of all marine fisheries and over 8% of all seafood traded globally.⁴⁾World Tuna Day, United Nations. Available at: https://www.un.org/en/observances/tuna-day [24.05.2023]