ZCZC TF88 171715 UTC JUN OOSTENDERADIO MSI 268/26 PILOT AND VTS SERVICE MESSAGE BE EEZ SHOREBASED VTS CENTRE ZEEBRUGGE DECREASED SERVICE LEVEL VTS WANDELAAR APPROACH KAN 60 TEMPORARY NOT RESPONSIVE DURING RADAR ASSISTANCE ON VHF 4 VTS RADAR ZEEBRUGGE VHF 19 IS CLOSED VTS RADAR CONTROL ZEEBRUGGE VHF 4 IS CLOSED EXCEPT FOR LNG CARRIERS CANCEL THIS MESSAGE AT 180530 UTC JUN 26 NNNN