Images by Gavin Parsons and Aytunc Akad of a Greenpeace protest next to a Bluefin Tuna farm. Activists from the Greenpeace ship Rainbow Warrior carry out the protest to demand immediate action to protect the endangered Mediterranean bluefin tuna from commercial extinction. The Rainbow Warrior has been touring the Mediterranean highlighting the threats to the sea, carrying out scientific research to strengthen Greenpeace's marine reserve proposals, taking action against illegal fishing activities and lobbying politicians to support a network of Marine Reserves.