ZCZC GA77 270100 UTC OCT 26 NR-2756/2026 SAN VICENTE, CADIZ, ESTRECHO.- OCEANOGRAPHIC RESEARCH BY VESSEL RAMON MARGALEF/EAEF, UNTIL 012359 UTC NOV26 IN RADIAL TRACKS ALONG COASTLINE FROM GIBRALTAR STRAIT TO CAPE SAN VICENTE. ONE MILE BERTH REQUESTED. NNNN