She had a dive time of 48 seconds and was capable of operating at a depth of 50 metres (160 ft).

On 17 October 1917 the German legation in Copenhagen informed the ministry for Ecclesiastical Affairs that the remains had been identified as those of the captain of submarine 30, Kapitänleutnant Johann Heinrich Wilhelm Maximilian Stenzler and requested on behalf of his family that his remains be exhumed and transferred to Germany for burial there.

On 15 November 1917 the grave was thus opened, the remains transferred to a zinc lined coffin and repatriated.

The Sønder Nissum parish priest received a letter from Stenzler's mother, a widow in Stralsund.

Previously, a Danish diving company claimed to have identified a wreck originally found in 2005 as the UC-30.

The assumed wreck was located about 66 nautical miles (122 km; 76 mi) straight west of Nymindegab (approx.