SOUTH ATLANTIC.
BRAZIL.
1. UNDERWATER OPERATIONS 281000Z JUL TO
192100Z AUG BY M/V UMI POLARIS
IN AREA BOUND BY
21-53.65S 040-49.70W, 21-53.74S 040-41.13W,
21-55.51S 040-41.15W, 21-55.82S 040-49.70W.
WIDE BERTH REQUESTED.
2. CANCEL THIS MSG 192200Z AUG 26.