cockler

From cockle +‎ -er.

cockler (plural cocklers)

1. One who finds and sells cockles.
   • 1956, World Fishing, volume 5, page 41:

     To the cocklers, winklers, and push-net shrimpers, whose premises are the kitchen or a beach store, the necessary alterations will often be out of the question.

• clocker, reclock