Salt in their veins and fire in their bellies: fishermen battling for Brexit

The EU referendum has united an often fractious industry, with skippers in ports from northern Scotland to Cornwall desperate to dump imposed quotas

William Whyte has a new flag flying from the rigging of his vast blue-hulled trawler, its fabric snapping in the brisk breeze coming in off the North Sea. It features the cartoon of a militant-looking fish wearing armour, a union jack shield at its waist and the legend "Fishing for Leave".

These flags are appearing on boats around Britain's coast. The country's trawlermen are placing themselves in the vanguard of the campaign to quit the EU. There is talk of a flotilla massing on the Thames, as the country's fishing fleets press the case for Brexit.