This isn't a maritime link, but since most sailors drink beer and like guns, here's a link to the legendary Montrose Beer and Gun Club in Houston. When you have a lot of time, read the archives. http://www.montrosebeerandgunclub.com/Home.html
"Hi All,
french built 2010 43 has been very dry down below but now a slow leak has occurred which is showing at the limber holes under the floor board in forward cabin. Bilge pump goes every 3hrs for 20secs. Not sure if it’s fresh/rain water or…"