No ICS meaning as a single flag.

No/Negative

Stop carrying out your intentions and watch for my signals.

I am altering my course to port.

I am on fire and have dangerous cargo on board: keep well clear of me, or I am leaking dangerous cargo.

Keep clear of me; I am maneuvering with difficulty.

My vessel is "healthy" and I request free pratique.

I am taking in, or discharging, or carrying dangerous goods.

I wish to communicate with you.

I require assistance.

I am altering my course to starboard.

I require a tug. by fishing vessels near fishing grounds it means: I am shooting nets

I require medical assistance.

My vessel is stopped and making no way through the water.

Man overboard.

You are running into danger.

You should stop your vessel instantly.

I require a pilot. By fishing vessels near fishing grounds it means: "I am hauling nets".

I have a pilot on board.

Keep clear of me; I am engaged in pair trawling.

I am disabled; communicate with me.

I am operating astern propulsion.

In harbor. All persons should report on board as the vessel is about to proceed to sea.

I am dragging my anchor.

I have a diver down; keep well clear at slow speed.

Yes/affirmative.