It is further urgently recommended that any distress transmission on 500 kHz or 2182 kHz be preceded by the appropriate alarm signal.
, .
Should there be any doubt concerning the reception of the distress message, it should also be transmitted on any frequency available, on which attention might be attracted.
(EPIRB).
The use of an emergency position-indicating radio beacon (EPIRB) may be a further means of alerting ships in the vicinity.
:
Important components of the distress message include:
;
identification of the ship;;
;
position; nature of the distress and kind of assistance required;
, (, , . , , , , , ).
any other information which might facilitate the rescue (e. g. course and speed if under way; the Master's intention, including the number of persons, if any, leaving the ship; type of cargo, if dangerous).
, :
It wi11 also be important to furnish relevant information such as:
, , , , ;
weather in immediate vicinity, direction and force of wind, sea and swell, visibility. presence of navigational dangers;
;
time of abandoning ship;
, ;
number of crew remaining on board;
;
number of seriously injured;
;
number and type of survival craft launched;
;
emergency location aids in survival craft
or in the sea;
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course and speed, and any alterations thereto (for the casualties underway).
, , , :
The following signals, used or exhibited either together or separately, indicate distress and need of assistance:
1 ;
a gun or other explosive signal fired at interval of about a minute;
, ;
a continuous sounding with any fog-signaling apparatus;
, ;
rockets or shells, throwing red stars fired one at a time at short intervals;
, , ...---... () ;
a signal made by radiotelegraphy or any other signalling method consisting of the group... - - -... (SOS) in the Morse Code;
, , "" "";
a signal sent by radiotelephony consisting of the spoken word "MAYDAY";
- NC;
the International Code Signal of Distress indicated by NC;
, -. ;
a signal consisting of a square flag having above or below it a ball or anything resembling a ball;
(, . .)
flames on the vessel (as from a burning oil barrel, etc);
;
a rocket parachute flare or a hand flare showing a red
light;
- ;
a smoke signal giving Off orange-coloured smoke;
, ;
slowly and repeatedly rising and lowering arms outstretched to each side;
;
the radiotelegraph alarm signal;
;
the radiotelephone alarm signal;
, ;
signals transmitted by emergency position-indicating radio beacons;
, .
approved signals transmitted by radio communication systems.
, ; ,
The use or exhibition of any of the foregoing signals except for the purpose of indicating distress and need of assistance and the use of other signals which may be confused with any of the above-mentioned signals is prohibited.
, , :
Attention must be drawn to the relevant sections of the International Code of Signals, the Merchant Ship Search and Rescue Manual and the following signals:
( );
a piece of orange-coloured canvas with either a black square and circle or other appropriate symbol (for identification from air);
