Processed side scan sonar data from Bassurelle Sandbanks SCI (CEND 03/13). This survey was carried out at Bassurelle Sandbank SCI on the Cefas Endeavour research vessel to collect additional information (acoustic and ground-truthing data) from the site to increase current knowledge of the distribution and heterogeneity of benthic habitats and communities present, to assist the development of future management advice and plans.