"All in all, the German artillery alone is responsible for sinking 44 naval units, including, except of those covered above, submarines L-1, M-72 and M-96, torpedo boats N 103 and N 123, trawler N172 and many other."
This was just at Leningrad.
Link to article.
http://www.1jma.dk/articles/1jmaarticlesWW2artyleningrad.htm