ZCZC SA64 NCC-HAMBURG 221040 UTC SEP 26 NAV. WARN. NO. 532 GERMAN BIGHT. NORTHERLY TSS 'TERSCHELLING- GERMAN BIGHT'. UNDERWATER OPERATIONS BY MV 'GO ELECTRA' CS 'V7ZR6' AROUND POSITION 53-586N 006-565 RESTRICTED MANOEVRABILITY DURING OPERATIONS. BERTH OF 1 NM REQUESTED. NNNN