2013, Nexen Petroleum UK Ltd, Blackbird, Site Survey, DECC Reference Number 3019

An oil and gas industry drilling hazard, environmental, semi-sub rig site survey acquired under licences P317, P273, P1580, P1659, P1581 in June 2013. The block numbers traversed were 20/2a, 20/3a, 20/3f, 20/7a, 20/8.