Prof. Nosonovsky was invited to serve as an expert in the investigation of the Russian vessel “Kapitan Lobanov” marine incident. Small fishing trawler (refrigerator) “Kapitan Lobanov” capsized and partially sank in the water area of ​​the bay near Kaliningrad on June 7th, 2021, while being put on a slip for repairing. An oil spill occurred after the trawler was flooded (read here for more details of the accident). The incident involved strength of materials issue related to the strength of steel fasteners (bolts) made of different types of steel, this is why the help from an expert in the strength of materials to establish the causes of the incident was required.