ZCZC JA03 111558 UTC SEP 26 VARNA RADIO NW 630/26 SSW FM CAPE KALIAKRA. HYDROGRAPHIC CUTTER NR231 WILL CONDUCT HYDROGRAPHIC ACTIVITY FM 0400 TO 1500 UTC FM 15*TO 18.09.2026.MARINERS TO KEEP SAFETY DISTANCE 3 CABLES FM CUTTER. NNNN