Aleksander Ostasz educated as a historian, underwater archaeologist, museologist, founded and from 1995 to 2011 published, "Magazyn Nurkowanie", diving instructor, professional diver, manager of underwater works, co-founder and current president of the West Pomeranian Sea Heritage Association, since 2015 director of the Museum of Polish Arms in Kolobrzeg, since 2017 member of the Committee for the Protection of the Memory of Struggle and Martyrdom of the Institute of National Remembrance (IPN) and an expert of the Minister of Culture and National Heritage in the field of Archaeology, with specialization in underwater archaeology, wrecks, sunken military equipment.
He has repeatedly participated in or initiated various actions related to wrecks, among others, in 2008 he organized the first official Polish expedition to Estonia to the wreck of the battleship Schleswig-Holstein, in 2011-2013 he conducted underwater archaeological supervision of the construction of the LNG Terminal (so-called Gazoport) in Swinoujscie.
From 2019 to 2021, he led a team that carried out archaeological supervision of the Maritime Office in Szczecin's investment , "Modernization of the Swinoujscie-Szczecin waterway to a depth of 12.5 meters." - during which more than 100 tons of historical objects were excavated, including: anchors of various types, types and sizes (more than 100 pieces), fragments of vessels and their equipment, including about 20 tons of elements of the pocket battleship ,,Lutzow" and various types of armaments, including a medieval sword with scabbard.
He conducts several wreck-related projects including. , "Wrecks of the Szczecin Lagoon 2022," during which the wreck of an American B-17G aircraft was located.
Title of presentation: "From the sea bottom to the museum".
- Introduction
- The project, "Wraki Kolobrzegu" and its results
- The investment , "Modernization of the Swinoujscie-Szczecin waterway to a depth of 12.5 m" and 100 tons of historical objects extracted from the water.
- The project, "Wrecks of the Szczecin Lagoon 2022". - B 17G wreck.