By removing dozens of shipwrecks from Piraeus harbour, Greece’s Public Ports Authority (PPA) has not just been defusing an environmental time bomb, but reinvigorating no-go areas that have become hubs for looters.

The authority’s outgoing chief, Dimosthenis Bakopoulos, said decades of government inertia have left dozens of vessel carcasses in unguarded, unlit areas that had become rife with smuggling and stealing.