I know every NBN member who has such. a boat, Hy, and I am sorry that you should think it was one of us. Perhaps I have misinterpreted your post but that's how I read it.
The answer is to make everyone aware that Spirit of Breydon is about and can be contacted virtually immediately by calling Broads Control on your mobile.
Please ask them to reconsider not coming South and advise them of what they can do.
Matt, So do I. But in my case I'm quite likely to call them on channel 16, advertising to the world what nobs they are.
My rant over.