article_snippet: There are various canned tuna options on supermarket shelves, but Greenpeace says consumers should always look for the pole and line option where fish are caught one by one with a hook and line.
article_snippet: consumers say fewer sharks, turtles, whales and dolphins will be killed because pole and line fishing is  selective and more fisherman are employed in the process.
article_snippet: Most tuna is currently caught using large-scale industrial fishing methods, which threaten fish stocks and the marine environments that support Most tuna.
article_snippet: But pole and line fishing is a more sustainable way and most brands and supermarkets stock tuna caught in this way. '
article_snippet: Pole and line fishing is seen as the most sustainable way of catching Tuna because it is literally a pole with a fishing line on it,' Ms Duncan said. '
article_snippet: (It) means total catch is easier to monitor, and It’s easier to avoid ‘by-catch’, which is when unintended fish species get caught in nets and in other destructive fishing techniques.'
article_snippet: Pole and line fishing is a more sustainable way to fish for tuna and most brands and supermarkets stock tuna caught in this way . '