ZCZC SA49 NCC-HAMBURG 090830 UTC JUL 26 NAV. WARN. NO. 392 GERMAN BIGHT NORTH OF OFFSHORE-WINDPARK 'BARD 1'. SURVEY OPERATIONS IN PROGRESS BY MV 'GEO OCEAN 3' CS 'LXGP' WITHIN A RADIUS OF APPROX. 3 NM AROUND POSITION 54-302N 006-027E VESSEL TOWING MEASURING INSTRUMENTS. RESTRICTED MANOEVRABILITY DURING OPERATIONS. BERTH OF 500M REQUESTED. NNNN