51�Թ�

Between 1940 and 1945, they made 200 North Sea crossings, transporting hundreds of resistance agents, tonnes of weapons and supplies, and rescuing more than 300 Norwegian refugees fleeing the occupation.

The Welsh government said the work would reduce journey times to ports such as Milford Haven, Wales' busiest for freight which handles about 40 million tonnes per year, as well as Fishguard and Pembroke Dock.

The authority said in April clearing the backlog was "on track" and the amount of uncollected waste had peaked at 22,000 tonnes.

A shipment of more than 66,000 tonnes of iron ore pellets and 27,000 tonnes of iron ore fines is due to arrive from Sweden next week.

More than nine tonnes of cannabis were seized by Thai authorities over the same period.