 In 1953, a subsidiary of BP, D'Arcy Exploration Ltd, obtained an offshore concession from the ruler of Abu Dhabi.BP joined with Compagnie Française des Pétroles (later Total) to form operating companies, Abu Dhabi Marine Areas Ltd (ADMA) and Dubai Marine Areas Ltd (DUMA).A number of undersea oil surveys were carried out, including one led by the famous marine explorer Jacques Cousteau.