 "Korvettenkapitän" ("KK"—Corvette Captain) Gustav Klatt served as the ship's commander and as the leader of the flotilla during the deployment.A secondary purpose of the cruise was to patrol the mouth of the Danube at Sulina on the Black Sea, a right granted to Prussia and the other European Great Powers (excluding Russia) under the terms of the Treaty of Paris that had ended the Crimean War in 1856.