MardyckMardyck is a former commune in the Nord department in northern France. It is an associated [communes of France|associated commune] with Dunkirk since it joined the latter in January 1980.HeraldryThe arms of Mardyck are blazoned: ''Azure, standing in a boat Or, St. Nicolas vested argent and Or, with mitre and crozier Or, with 3 children at his feet.''