Sirena

Sirena uses yellowfin and skipjack tuna. Yellowfin tuna is rated either 'eat less' or 'say no' by GoodFish, Australia's sustainable seafood guide.
Source: GoodFish (2020)

Green rating in Greenpeace Canned Tuna Guide. "Sirena ranked 5th. It has successfully transitioned to 100% pole and line tuna. Sirena supports locally owned fisheries and development initiatives and has good policies in place to avoid illegal and unregulated fishing. It also has excellent traceability and transparency. Sirena continues to rely on yellowfin tuna, but it uses the most responsible fishing method - pole and line." [Listed under Information due to age of report]
Source: Canned Tuna Guide (2017)

This company is a member of the International Pole & Line Foundation (IPNLF), which works to develop, support and promote socially and environmentally responsible pole-and-line and handline tuna fisheries around the world.
Source: IPNLF (2020)

This company has a number of sustainability claims on its website in the areas of ethical sourcing, traceability and transparency and only using pole & line caught tuna.
Source: company website (2020)