Greenpeace have ranked tinned Tuna brands according to their sustainable fishing methods which catch just tuna, as well as a wider range of issues such as tuna which is socially just- caught by workers treated humanely in supply chains free from human rights abuses.

How does your tin of tuna stack up?

In order of best to worst brands:

1 = Waitrose

2 = Marks & Spencer

3 =  Sainsbury's

4 = Tesco

5 = Aldi

6 = Asda

7 = Morrisons

8 = The co-operative

9 = Lidl

10 = Princes

11 = John West

What Can You do?

• Choose brands at the top of the league table
• Find out more at #JustTuna from Greenpeace