The Seasalter and Swalecliffe manors were owned by the church, and the manor at Northwood was run by a noble family on behalf of the king. Fisheries were located at the Seasalter manor, saltworks were at the Northwood manor, and pigs were farmed at the forest in Blean. By 1226, the name of the area had evolved into Whitstaple. Saltworks were opened at the Seasalter manor around the turn of the 14th century, and a sea wall was built there in 1325 to prevent coastal flooding. The history and development of the town has determined and been determined by the shape and location of the coast which has changed over recorded history due to natural events and human interventions.