As the siege progressed, the naval vessels trapped in the harbor were scuttled -- Cormoran, Iltis and Luchs on 28 September, S90 on 17 October and Tiger on 29 October.
Kako je opsada napredovala, morska plovila zarobljena u luci su samopotopljena -- Cormoran, Iltis i Luchs 28. rujna, S90 17. listopada i Tiger 29. listopada.