Dobrynya Nikitich-class icebreaker
Dobrynya Nikitich class, also known by its Soviet designation Project 97, is a diverse series of diesel–electric icebreakers and other icebreaking vessels built in the Soviet Union. In total, 32 vessels were built in various configurations for both civilian and naval service in the 1960s, 1970s and early 1980s, and several remain in service in Russia as of 2024.
Ivan Kruzenstern showing the rounded tumblehome hull of the Dobrynya Nikitich-class icebreakers
Vladimir Kavrayskiy, the sole Project 97B hydrographic survey vessel
Imeni XXV syezda KPSS, one of eight Project 97P icebreaking patrol ships built for the Soviet Navy and Soviet Border Troops
Otto Schmidt, the only Project 97N research vessel
Ivan Susanin-class patrol ship
Ivan Susanin class, also known by its Soviet designation Project 97P, is a series of icebreaking patrol ships built for the Soviet Navy and Soviet Border Troops, and today operated by the Russian Navy and Coast Guard of the Border Service of the FSB.
Ivan Susanin-class patrol ship
Image: PSKR Ivan Susanin(DN SN 85 07195)
Image: PSKR Imeni XX Vsezda KPSS(DN SN 86 01480)
Image: Stocznia Pietropawłowsk Kamczacki