International Maritime Signals 國際海事訊號
| 訊號字母 | 訊號名稱 | 旗號 | 摩士密碼 | 中文意思 | 英文意思 |
A |
Alfa |  |
  |
有潛水員在海底工作，請遠離及慢駛 | Diver Down; Keep Clear |
B |
Bravo |  |
|
船載有危險貨物。或起落危險貨物 | Dangerous Cargo |
C |
Charlie |  |
|
肯定或是 | Yes |
D |
Delta |
 |
|
本船機件失靈，請避開 | Keep Clear |
E |
Echo |
 |
|
本船轉綠火舵 | Altering Course to Starboard |
F |
Foxtrot |
 |
|
本船發生問題，請與本船通訊 | Disabled |
G |
Golf |
 |
|
召請領航員，或漁船正在拖網 | Want a Pilot |
H |
Hotel |
 |
|
有領航員在船上 | Pilot on Board |
I |
India |
 |
|
本船轉紅火舵 | Altering Course to Port |
J |
Juliett |
 |
|
本船火警，有危險貨物在船上，請避開 | On Fire; Keep Clear |
K |
Kilo |
 |
|
我想與你通訊 | Desire to Communicate |
L |
Lima |
 |
|
立即停航 | Stop Instantly |
M |
Mike |  |
|
我船巳停定，已無動力 | I Am Stopped |
N |
November |  |
|
否定或不是 | No |
O |
Oscar |  |
|
有人跌落海 | Man Overboard |
P |
Papa |  |
|
本船在廿四小時內將會開行，漁魚用則表示拖到障礙物 | About to Sail |
Q |
Quebec |  |
|
本船無疫症，請發許可證 | Request Pratique |
R |
Romeo |  |
|
沒有解釋 | ( No meaning for signal flag) |
S |
Sierra |  |
|
本船開倒車 | Engines Going Astern |
T |
Tango |  |
|
一對拖網船正在作業，請避開 | Keep Clear of Me |
U |
Uniform |  |
|
表示對方船隻進入危險狀態 | Standing into Danger |
V |
Victor |  |
|
請求立即援助 | Require Assistance |
W |
Whiskey |  |
|
請求醫葯援助 | Require Medical Assistance |
X |
X-ray |  |
|
請停止操作及注意本船訊號 | Stop Your Intention |
Y |
Yankee |  |
|
本船扒錨 | Am Dragging Anchor |
Z |
Zulu |  |
|
召拖船，或漁魚正在放網 | Require a Tug |
NC |
November Charlie |  |
. | 遇難求救 | Help and Emergency, SOS |
SM |
Sierra Mike | |
. | 本船試航中 | Test Trip |
CB |
Charlie Bravo | |
. | 本船需要援助 | We Need Help |
JG |
Juliett Golf | |
. | 本船擱淺，請求援助 | Vessel Aground, Ask For Support |
IR |
India Romeo | |
. | 本船正進行海底工程，請離開及慢駛 | Under Water Working, Please Get Off and Slow Down |
JB |
Juliett Bravo | |
. | 本船有爆炸危險 | An Explosive Danger onboard |
其它訊號 |
訊號名稱 | 旗號 | 摩士密碼 | 中文意思 | 英文意思 |
(N/A) |
1st Repeat |  |
(N/A) | N/A |
Repeat First Flag |
(N/A) |
2nd Repeat |  |
(N/A) | N/A |
Repeat Second Flag |
(N/A) |
3rd Repeat |  |
(N/A) | N/A |
Repeat Third Flag |
空訊號 |
Code |  |
|
N/A |
End of Message / Decimal |
0 |
Zero |  |
|
N/A |
N/A |
1 |
One |  |
|
N/A |
N/A |
2 |
Two |  |
|
N/A |
N/A |
3 |
Three |  |
|
N/A |
N/A |
4 |
Four |  |
|
N/A |
N/A |
5 |
Five |  |
|
N/A |
N/A |
6 |
Six |  |
|
N/A |
N/A |
7 |
Seven |  |
|
N/A |
N/A |
8 |
Eight |  |
|
N/A |
N/A |
9 |
Niner |  |
|
N/A |
N/A |
| 符號訊號 | 訊號名稱 | 旗號 | 摩士密碼 | 中文意思 | 英文意思 |
| ? | N/A |
|
N/A |
N/A |
|
| / | N/A |
|
N/A |
N/A |
|
| ( ) | N/A |
|
N/A |
N/A |
|
| - | N/A |
|
N/A |
N/A |
|
| 。 | N/A |
|
N/A |
N/A |