NAVAREA II 427/18
CAP BLANC - CAP TIMIRIS
1. SEISMIC SURVEY IN PROGRESS UNTIL 250000 UTC NOV 18 
   BY M/V BGP CHALLENGER TOWING 1X12000 METERS LONG CABLE
   IN AREA BOUNDED BY:
   A. 20-59.9N 019-25.6W
   B. 21-00.2N 017-49.3W
   C. 19-45.5N 017.48.5W
   D. 19-44.8N 019-25.4W
   WIDE BERTH REQUESTED, 10 MILES ASTERN, 4 MILES ON BOW,
   4 MILES ABEAM.
2. CANCEL NAVAREA II 400/18.
3. CANCEL THIS MSG 250100 UTC NOV 18.