ZCZC TF97 280507 UTC JUL OOSTENDERADIO MSI 294/26 BE EEZ PILOT AND VTS SERVICE MESSAGE SHOREBASED VTS CENTRE ZEEBRUGGE DECREASED SERVICE LEVEL VTS WANDELAAR APPROACH CH 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