the german submarines in the black sea accomplished little, sinking only six ships between august and the end of the year. "ub-46" sank one of the six ships when she sent down the 116-ton russian ship "melanie" north of cape tarkhan on 7 november. "melanie" was the last ship sunk by "ub-46". by early december, "ub-46" was based out of varna, bulgaria.