Typ VIID Minelayer by Tomi_099
to be found at
ftp://hartmuthaas.no-ip.org/public/S...COMMUNITYMODS/ (admin/Woelfe)
Someone was working on a mine mod - (in German: Minen-Mod) - modifying a T3 to be extremely slow (0.1 knots) - there have been successful tests sinking convoy ships with it. Don't know what happened to this work.
I guess it could only work within the spawn distance (~30 km).