ZCZC KA35 211100 UTC JUN 26 KERKYRA RADIO NAVWARN 090/26 CANCEL NAVWARN 084/26 IONIAN SEA SEISMOGRAPHIC SURVEY BY RV SARMIENTO DE GAMBOA FROM 19 JUN 26 UNTIL 29 JUL 26 IN THE SEA AREA BOUNDED BY: 39-21.76N 020-11.75E39-23.47N 019-10.37E38-48.01N 018-59.96E36-29.93N 018-59.96E35-13.49N 021-41.67E 34-48.60N 021-41.82E 34-42.81N 021-58.54E 35-03.69N 022-02.40E 36-37.11N 022-19.68E WIDE BERTH REQUESTED 3NM CANCEL THIS MSG 292100 UTC JUL 26