ZCZC SA54 NCC-HAMBURG 121930 UTC JUL 26 NAV. WARN. NO. 400 GERMAN BIGHT. NORTH OF TSS 'GERMAN BIGHT - WESTERN APPROACH'. YELLOW SPAR BUOY ADRIFT IN APPROX. 54-179N 006-413E REPORTED 17:20 UTC. CANCEL THIS MESSAGE 130730 UTC JUL 26 NNNN