London’s Mudlarking Hobby Faces New Restrictions

A surge in popularity has prompted the Port of London Authority to tightly regulate mudlarking, the practice of searching the Thames’s foreshore for historical objects. Once a pursuit of the desperate poor, mudlarking has become a trendy hobby, attracting everyone from celebrities like Stanley Tucci to amateur historians.

The increased interest, fueled by social media and books documenting the finds, led to overcrowding and disputes among searchers. In 2024, the P.L.A. implemented a new permit system with four categories, requiring applicants to demonstrate a history of reporting finds and contributing to London’s cultural life.

This has created a competitive atmosphere and professionalization within the mudlarking community, with many existing hobbyists facing renewed scrutiny to retain their licenses. Despite the restrictions, mudlarks continue to unearth remarkable artifacts, from Roman pottery and Tudor jewelry to everyday items offering glimpses into London’s past. The P.L.A. currently maintains a waiting list of around seven thousand people hoping to join the ranks of licensed mudlarks, but no new permits are currently being issued.