 | Alpha : diver below (when stationary); I am undergoing a speed trial |
 | Bravo : I am taking on or discharging explosives |
 | Charlie : affirmative |
 | Delta : keep clear of me, I am maneuvering with difficulty |
 | Echo : I am altering my course to starboard |
 | Foxtrot : I am disabled, communicate with me |
 | Golf : I require a pilot |
 | Hotel : I have a pilot on board |
 | India : I am altering my course to port |
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 | Juliet : I am going to send a message by semaphore |
 | Kilo : you should stop your vessel instantly |
 | Lima : you should stop, I have something important to communicate |
 | Mike : I have a doctor on board |
 | November : no (negative) |
 | Oscar : man overboard |
 | Papa : all aboard, vessel is about to proceed sea. (At sea) your lights are out or burning badly |
 | Quebec : my vessel is healthy and I request free practique |
 | Romeo : the way is off my ship. You may feel you way past me |
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 | Sierra : my engines are going full speed astern |
 | Tango : do not pass ahead of me |
 | Uniform : you are standing into danger |
 | Victor : require assistance (not in distress) |
 | Whiskey : I require medical assistance |
 | X-ray : stop carrying out your intentions and watch for my signals |
 | Yankee : I am carrying mail |
 | Zulu : to be used to address or call shore stations |
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