![I have a diver down; keep well clear at slow speed.](/Images/Loxodrome/Flags/Alfa.gif)
Alpha
![I am taking in or discharging or carrying dangerous goods](/Images/Loxodrome/Flags/Bravo.gif)
Bravo
![Affirmative Yes](/Images/Loxodrome/Flags/Charlie.gif)
Charlie
![Keep Clear, I am maneuvering with difficulty.](/Images/Loxodrome/Flags/Delta.gif)
Delta
![Altering course to starboard.](/Images/Loxodrome/Flags/Echo.gif)
Echo
![I am disabled, please communicate.](/Images/Loxodrome/Flags/Foxtrot.gif)
Foxtrot
![I require a pilot. By fishing vessels near fishing grounds: 'I am hauling nets.'](/Images/Loxodrome/Flags/Golf.gif)
Golf
![I have a pilot on board.](/Images/Loxodrome/Flags/Hotel.gif)
Hotel
![I am altering my course to port.](/Images/Loxodrome/Flags/India.gif)
India
![I am on fire and have dangerous cargo on board: keep well clear of me. or I am leaking dangerous cargo](/Images/Loxodrome/Flags/Juliet.gif)
Juliett
![I wish to communicate with you.](/Images/Loxodrome/Flags/Kilo.gif)
Kilo
![You should stop your vessel instantly.](/Images/Loxodrome/Flags/Lima.gif)
Lima
![My vessel is stopped and making no way through the water.](/Images/Loxodrome/Flags/Mike.gif)
Mike
![Negative](/Images/Loxodrome/Flags/November.gif)
November
![Man overboard.(often attached to the man overboard pole on boats).
With a sinister hoist, the semaphore flag.](/Images/Loxodrome/Flags/Oscar.gif)
Oscar
![The Blue Peter. In harbour: All persons should report on board as the vessel is about to proceed to sea.
At sea: It may be used by fishing vessels to mean: 'My nets have come fast upon an obstruction.](/Images/Loxodrome/Flags/Papa.gif)
Papa
![My vessel is 'healthy' and I request free pratique.](/Images/Loxodrome/Flags/Quebec.gif)
Quebec
![(No ICS meaning as a single flag)](/Images/Loxodrome/Flags/Romeo.gif)
Romeo
![I am operating astern propulsion.](/Images/Loxodrome/Flags/Sierra.gif)
Sierra
![Keep clear of me I am engaged in pair trawling.](/Images/Loxodrome/Flags/Tango.gif)
Tango
![You are running into danger.](/Images/Loxodrome/Flags/Uniform.gif)
Uniform
![I require assistance.](/Images/Loxodrome/Flags/Victor.gif)
Victor
![I require medical assistance.](/Images/Loxodrome/Flags/Whiskey.gif)
Whiskey
X-ray
![I am dragging my anchor.](/Images/Loxodrome/Flags/Yankee.gif)
Yankee
![I require a tug. By fishing vessels near fishing grounds: 'I am shooting nets.'](/Images/Loxodrome/Flags/Zulu.gif)
Zulu
![This and following used as numbers to complement other signals.](/Images/Loxodrome/Flags/Numbers/NadaZero.gif)
Nadazero
![](/Images/Loxodrome/Flags/Numbers/Unaone.gif)
Unaone
![](/Images/Loxodrome/Flags/Numbers/Bissotwo.gif)
Bissotwo
![](/Images/Loxodrome/Flags/Numbers/terratree.gif)
Terratree
![](/Images/Loxodrome/Flags/Numbers/Kartefour.gif)
Kartefour
![](/Images/Loxodrome/Flags/Numbers/Pentafive.gif)
Pentafive
![](/Images/Loxodrome/Flags/Numbers/Soxisix.gif)
Soxisix
![](/Images/Loxodrome/Flags/Numbers/Setteseven.gif)
Setteseven
![](/Images/Loxodrome/Flags/Numbers/Oktoeight.gif)
Oktoeight
![](/Images/Loxodrome/Flags/Numbers/Noveninegif.gif)
Novenine
![Used to repeat the first flag of a hoist later within the same hoist.
This and the other two substitutes allows any four letter or number combination to be sent using only one set of flags.](/Images/Loxodrome/Flags/Numbers/Substitute1.gif)
Substitute1
![Used to repeat the second flag of a hoist later within the same hoist.](/Images/Loxodrome/Flags/Numbers/Substitute2.gif)
Substitute2
![Used to repeat the third flag of a hoist later within the same hoist.](/Images/Loxodrome/Flags/Numbers/Substitute3.gif)
Substitute3
![At the dip (about half-way up the halyard): Ready to receive message
Close up: Message has been received and understood (the flag is then hauled back at the dip to receive the next hoist)
Hauled down: Signals end of message. With numerals: Decimal point By a warship: When flown over a hoist, indicates the message is to be read according to the ICS.](/Images/Loxodrome/Flags/Numbers/CodeFlag.gif)
Code Flag