Don't worry, Neil, you can look forward to receiving a Mention in Despatches!
Apart from that, you had better be ready for some (more) "me too" appeals for your lists from other users of the forum. You know, your mates!
Meanwhile, take your pick
But see here
for the real
When the Blue Peter flag is flown (apart from the letter P in a signal string), the following meanings are generally intended:-
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."
As you will find when you look into the origins of most things useful, the ICS
was a British
invention. Necessity being the Mother of ... and all that good stuff!