Clearing of minefields in the Adriatic Sea progressed very slowly according to the Weekly appreciation of matters of naval interest No.13 week ended 15 March 1919

An item reported that unfavourable weather and the fact that some methods were just elementary caused that clearing the minefields in the Adriatic Sea progressed very slowly. However in the zone of admiral Millo with headquarters at Sebenico the clearing made very good progress and the Dalmatian coast on short notice even clean.

Source

The National Archives, Kew Gardens, England CAB-23-76-100