Odessa and Sevastopol were bombarded, and a Russian minelayer and gunboat were sunk. It also damaged three cruisers, three destroyers, and one minelayer. On 14 June, Romania launched the first locally-built warship, the minelayer . Romania also built sizable warships, such as the minelayer and the submarines and . On the following morning, the squadron encountered a minefield laid by the Russian minelayer "Amur". The ("I-121"-class) were copies of the German minelayer submarine "U-125". Designed as a minelayer, she carried 400 mines. In Baltic Sea "TK-94" scored the locally significant sinking of Finnish minelayer . The ship became a training minelayer in 1940. "Storstad" was suitable for use as an auxiliary minelayer. They could also be adapted for use as a minelayer. The Germans had to press "Admiral Hipper" into service as a minelayer. "Storstad" was commissioned into the German navy as the auxiliary minelayer "Passat". Sent to Hawaii, he joined the crew of the minelayer . Also notable was the tiny minelayer "Alexandru cel Bun".