A – Diver down, keep well clear at slow speed  

 C – Yes  (affirmative)

 E – I am altering my course to starboard

 G – I require a pilot

 I – I am altering my course to port

 K – you should stop your vessel instantly

 M – I have a doctor on board

 O – man overboard

 Q – my vessel is healthy and I request free practique

 S – my engines are going full speed astern

 U – you are standing into danger

W- I require medial assistance

 Y – I am carrying mails

 Answering Pennant

 

  0

 2

 4

 6

 8

 B – I am taking on, discharging or carrying dangerous cargo

 D – keep clear of me, I am manoevering with difficulty

 F – I am disabled, communicate with me

 H – I have a pilot on board

 J – I am going to send a message by semaphore

 L – you should stop, I have something important to communicate

 N – no (negative)

 P – the Blue Peter – all aboard, vessel is about to proceed sea. (At sea) your lights are out or burning badly

 R – the way is off my ship. You may feel you way past me

 T – do not pass ahead of me

 V – I require assistance (not distress)

 X – stop carrying out your intentions and watch for my signals

Z- To be used to address or call shore station.

 

Numeric Pennants Below 0 to 9

 

 1

 3

 5

 7

 9

 

Substitute Pennants

 substitute 1;

 subsitute 3:

 substitute 2;

   

Distress      

 N + C = I am in Disrtress

 

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