Re: cleaning up after our fine feathered friends
Running some small SS seizing wire or monofilament between upper shroud(s) and mast a couple of inches above the spreaders should discourage the 'roosting' and reduce the cleaning requirement...
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)
1984 Fast/Nicholson 345 "FastForward"