ZCZC JA23 281030 UTC AUG LITHUANIAN NAV WARN 059/26 SOUTH-EASTERN BALTIC APPROACHES TO PORT KLAIPEDA ODAS LIGHTBUOY A YELLOW ODAS LIGHTBUOY FL(5) Y 20S HAS BEEN DEPLOYED PSN 55-45.59N 020-58.76E. A SAFETY ZONE RADIUS 0.5 NM HAS BEEN ESTABLISHED CENTRED ON BUOY. MARINERS ARE ADVISED TO NAVIGATE WITH CAUTION IN THE AREA. NNNN