ZCZC PA68 202136 UTC OCT 26 MSI 260 /26 TSS OFF VLIELAND - TSS TERSCHELLING-GERMAN BIGHT. SURVEY OPERATIONS IN PROGRESS BY HNLMS LUYMES / PAUF IN AREA BOUND BY 53-22.8N 004-43.9E 53-26.3N 004-44.6E 53-43.1N 006-21.0E 53-45.8N 006-18.9E. BERTH OF 0.5 NM REQUESTED. NNNN