NAVAREA II 411/20 POINTE NOIRE. 1. SEISMIC SURVEY FROM 04 DEC 20 TO 31 MAR 21 BY M/V POLARCUS ADIRA, M/V OCEANIC CHAMPION AND M/V OCEAN DUKE TOWING 10 X 6 MILES LONG CABLES IN AREA BOUNDED BY: A. 03-43S 009-23E B. 03-16S 009-52E C. 04-07S 010-40E D. 04-35S 010-10E WIDE BERTH REQUESTED, 3 MILES AHEAD AND ABEAM, 8 MILES ASTERN. 2. CANCEL NAVAREA II 379/20. 3. CANCEL THIS MSG 010100 UTC APR 21.