a decayed seaport town of France, in the department of the Pas de Calais, on the English Channel, 12 miles south-west from Calais, and 6 north from Boulogne. From the accumulation of sand in its har- AMBLYGON hour it has lost its importance as a seaport, and the town is now almost deserted. Pop. 581. At this port Cesar embarked his cavalry when he invaded England; and at it James II. landed when he abdicated the crown.