".It is possible that the west coast of England and Wales was strengthened in a way similar to that of the southern ('Saxon Shore') defensive system.How this affected the Cumbrian coast is uncertain, but it appears that the forts at Ravenglass, Moresby, Maryport and Beckfoot were maintained and occupied, and there is evidence that some of the Hadrianic coastal fortlets and towers were re-occupied, such as at Cardurnock (milefortlet 5).