At no time shall any ship or other craft, other than public ships of the united states, be navigated into…

Original warning text

AT NO TIME SHALL ANY SHIP OR OTHER CRAFT, OTHER THAN PUBLIC SHIPS
OF THE UNITED STATES, BE NAVIGATED INTO GUANTANAMO BAY NAVAL
DEFENSIVE SEA AREA, UNLESS AUTHORIZED BY THE SECRETARY OF THE NAVY.
COMMANDER, U.S. NAVAL BASE, GUANTANAMO BAY, CUBA, HAS BEEN AUTHORIZED
TO ACT ON REQUESTS FROM VESSELS WHOSE NORMAL LEGITIMATE BUSINESS
REQUIRES ENTRY INTO GUANTANAMO BAY. U.S. NAVAL BASE GUANTANAMO
MAINTAINS A COMMUNICATIONS GUARD "GUANTANAMO BAY PORT CONTROL" ON
MARINE BAND VHF CHANNEL 12 (156.6MZ) AND 16 (156.8MZ). THE
GUANTANAMO BAY NAVAL DEFENSIVE SEA AREA IS DESCRIBED AS FOLLOWS:
THE TERRITORIAL WATERS WITHIN GUANTANAMO BAY, CUBA BETWEEN HIGH
AND LOW WATER MARK AND THE SEA AND IN AND ABOUT THE ENTRANCE CHANNEL
WITHIN A LINE BEARING TRUE SOUTH EXTENDING THREE NAUTICAL MILES FROM
THE SHORE LINE OF THE EASTERN BOUNDARY OF GUANTANAMO NAVAL RESERVATION
(LONGITUDE 75 DEGREES 05 MINUTES 15 SECONDS) AND A LINE BEARING
TRUE SOUTH EXTENDING THREEE NAUTICAL MILES FROM THE SHORELINE OF
THE WESTERN BOUNDARY OF THE SAID NAVAL RESERVATION
(LONGITUDE 75 DEGREES 14 MINUTES 00 SECONDS) AND A LINE JOINING
THE EXTREMITIES OF THE ABOVE TWO BEARING LINES, AND HEREBY SET APART
AND RESERVED AS A NAVAL DEFENSIVE SEA AREA. ALL VESSELS ARE DIRECTED
TO STAND CLEAR OF THE GUANTANAMO BAY NAVAL DEFENSIVE SEA AREA.