Benedykt Hac - Head of the Department of Operational Oceanography and floating laboratory R/V IMOR. A graduate of the Naval Academy, he has been working in the sea for 37 years. International class A hydrography. From 1982 to 2000 he worked on the hydrographic ship ORP "Heweliusz". For 10 years he was the commander of this ship. In 2000 he was transferred to the reserve in the rank of Lieutenant Commander. Captain of research ships "Doktor Lubecki" and "Imor". He has a diploma of a captain of seagoing ships with a displacement of up to 3000GT. For 12 years Dr. Hac managed a research project entitled "Monitoring of seabed contamination in wreck areas", which covered a total of 24 wrecks lying mainly in waters sensitive to pollution, such as the Gulf of Gdańsk, including Stuttgart and Franken (together with the MARE Foundation). Since the beginning of his hydrographic career he has been strongly interested in searching for and investigating wrecks not only in Polish waters. In 2008 he managed the expedition aimed at finding the wreck of the submarine ORP "Eagle" in the North Sea, in June 2011 he organized and managed the archaeological and rescue expedition in the Baltic Sea, entitled "Wrecks in the Baltic Sea". In June 2011 he organized and directed an archaeological and rescue expedition in the Baltic Sea, entitled "Wind rushed", which ended with the exploration of two 18th century wooden wrecks and the lifting of 12 cast-iron cannons. Co-organizer of all 7 expeditions SantiOdnaleźćOrła. Member of the Association of Marine Hydrographs of the Republic of Poland and The Explorers Club.
Lecture title: The Franken shipwreck- latest findings- ammunition on the wrecks and in the area of Gdansk Bay.