Tuna is one of the world’s most popular seafoods and one of the most economically valuable. In some countries tuna is the main source of protein. Many livelihoods, particularly in island nations, depend on tuna fishing.
In 2021/22 the total global MSC certified sustainable tuna catch reached a record of nearly 2 million tonnes, compared to less than 1 million tonnes in 2017/18.
Here we celebrate the popular and versatile fish and give you everything you need to know about tuna.
Sustainable Tuna Yearbook 2025
Landmark achievements in tuna fisheries
Navigating a course to 2030
Tuna is vital to the MSC’s vision for the end of the decade.
Sustainable tuna updates
Key tuna news, market trends and the latest data, updated quarterly.
The Decision film
A tuna fishery’s quest for sustainability.
Fish to eat: Tuna
Our quick guide with basic facts about different tuna species.
Tuna questions and answers
Common tuna questions answered.
A foodie's guide to tuna
How a staple can be a gourmet dish.
Tuna recipes
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Tuna stories
As demand for tuna continues to increase, more tuna fisheries are improving their practices. This means more tuna fisheries are becoming MSC certified. We want to tell the stories of those fishers who are bringing sustainable tuna to our tables.Maldives skipjack tuna: a sustainability success story
The Indian Ocean archipelago's journey from sail-powered fishing to major global exporter of sustainably caught skipjack tuna
Tuna fishing after the tsunami
How one man's vision brought a sustainable future to Japan's devastated Tōhoku region.
PNA tuna - Small islands, big opportunities
The island nations of the central Pacific don't have much land. But they have an awful lot of ocean - and a precious resource within it.
Sustainable fish to eat
There are more than 40,000 MSC certified sustainable fish and seafood products on sale around the world.