mudlarks's Usage Examples:

Mudlarks were usually either youngsters aged between eight and fifteen, or the robust elderly; and though most mudlarks were male, girls.

("Poor Jack" was the title given by the waterfront boys, or mudlarks, to their chief.

Many of the knives were discovered by Thames mudlarks in the tidal mud of the River Thames in London.

practised by pure finders (who collected dog dung for tanneries), the mudlarks (who spent their days combing the shores of the Thames for valuables hidden.

ISBN 9780385619271 Toshers in fiction : "Joe Rat", a novel by Mark Barratt Toshers and mudlarks in "The Horrid Jobs Quiz" "Dodger" a novel by Terry Pratchett.