Unique Maritime Group Completes Meteorological-Oceanographic System for Zadco. Unique Maritime Group, one of the world’s leading integrated turnkey subsea and offshore solution providers, announced today that it has successfully completed an integrated meteorological-oceanographic system for Zakum Development Co (Zadco), the Abu Dhabi-based oil and natural gas exploration and production firm, on and around Zirku Island. Automatic weather station at Zirku Jetty is equipped with microwave radar, installed at the end of Jetty which is 150m away from the jetty supervisor office and rain gauge sensor installed on the rooftop of the Jetty Supervisor office. The parameters measured at jetty station are precipitation, wave height, wave period and tide.