This feature, visible on LIDAR data and modern aerial photographic coverage, consists of a single arm, probably comprising the remains of dry stone walling. The seaward end points northwest and measures some 30m. It then changes orientation, with the shoreward end pointing east-south-east and measuring some 20m.

Sources include:
Environment Agency, 2012, LIDAR data
National Assembly of Wales, 2005, vertical AP


Maritime Officer, RCAHMW, February 2011