ZCZC DA94 29_0 UTC SEP 26 ISTANBUL TURK RADIO NAVTEX N/W NR:_864/26 SEA OF MARMARA _ QC_MARK_L HBUOYN-027 15.18E TO 40 39.96N-07_15.0_E AND 40=40.02N-0_7 _ 40 40.1_N-027 15.50E CAUT_ON ADVISED. _____ZCZC