| Flag |
Letter |
Meaning |
Morse Code |
 |
A |
I have a diver down, keep well clear at slow spead |
. _ |
 |
B |
I am taking in, discharging or carrying dangerous cargo |
_ . . . |
 |
C |
Yes (affirmative) |
_ . _ . |
 |
D |
Keep clear of me, I am manoeuvering with difficulty |
_ . . |
 |
E |
I am directing my course to starboard |
. |
 |
F |
I am disabled, communicate with me |
. . _ . |
 |
G |
I require a pilot |
_ _ . |
 |
H |
I have a pilot on board |
. . . . |
 |
I |
I am directing my course to port |
. . |
 |
J |
I am on fire and have dangerous cargo, keep clear |
. _ _ _ |
 |
K |
I wish to communicate with you |
_ . _ |
 |
L |
You should stop your vessel immediately |
. _ . . |
 |
M |
My vessel is stopped; making no way |
_ _ |
 |
N |
No (negative) |
_ . |
 |
O |
Man overboard |
_ _ _ |
 |
P |
All personnel return to ship; proceeding to sea (in port) |
. _ _ . |
 |
Q |
My vessel is healthy and I request free practique |
_ _ . _ |
 |
R |
_ |
. _ . |
 |
S |
My engines are going full speed astern |
. . . |
 |
T |
Keep clear, engaged in trawling |
_ |
 |
U |
You are running into danger |
. . _ |
 |
V |
I require assistance (not distress) |
. . . _ |
 |
W |
I require medical assistance |
. _ _ |
 |
X |
Stop carrying out your intentions and watch
for my signals |
_ . . _ |
 |
Y |
I am dragging anchor |
_ . _ _ |
 |
Z |
I require a tug |
_ _ . . |