ZCZC TF68 270519 UTC APR 26 OOSTENDERADIO MSI 179/26 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 NNNN