These Russian or Soviet submarines either suffered extensive crew casualties or were entirely lost to enemy action or to "storm or perils of the sea." A dagger (†) indicates that the boat was lost. This list is not known to be complete. According to the U.S. Navy, "The former Soviet Union secretly disposed of about 16 submarines by sinking them in the northern oceans." See also the list of Russian or Soviet submarines. Before the Russian Revolution Дельфин (Delfin) (1904) † Before World War II Shch-103 (1935, storm) D-1 (1940, sea trials) S-2 (1940, Winter War) During World War II 1941 Baltic Fleet L-2 M-71 (scuttled) M-74 M-80 (scuttled) M-81 M-83 (scuttled) M-94 M-98 M-99 M-103 S-1 (scuttled) S-3 S-5 S-6 S-8 S-10 S-11 Kalev Ronis (scuttled) Spidola (scuttled) Shch-301 Shch-319 Shch-322 Shch-324 Black Sea Fleet D-6 (scuttled) M-34 M-58 M-59 S-34 Shch-204 Shch-206 Shch-211 Pacific Fleet L-16 M-57 M-63 1942 Baltic Fleet M-95 † M-97 † S-7 † Shch-302 † Shch-304 † Shch-305 † Shch-306 † Shch-308 † Shch-311 † Shch-317 † Shch-320 † Black Sea Fleet A-1 (scuttled) M-31 † M-33 † M-60 † M-118 † S-32 † Shch-208 † Shch-210 † Shch-212 † Shch-213 † Shch-214 † Northern Fleet D-3 † L-24 † K-2 † K-23 † M-121 † M-173 † M-175 † M-176 † Shch-401 † Shch-405 † Shch-421 † (intentionally sunk after hitting mines) Pacific Fleet L-16 † Shch-138 (blew up due to torpedo explosion) 1943 Baltic Fleet S-9 † S-12 † Shch-323 Shch-406 † Shch-408 † Black Sea Fleet A-3 † D-4 † Shch-203 † Northern Fleet К-1 † К-3 † К-22 † M-106 † M-122 † M-172 † M-174 † S-55 † Shch-403 † Shch-406 † Shch-408 † Shch-422 † 1944 Baltic Fleet M-96 † Black Sea Fleet L-6 † L-23 † M-36 † Shch-216 † Northern Fleet M-108 † S-54 † 1945 Baltic Fleet S-4 † Pacific Fleet L-19 † After World War II S-117 (1952) † M-200 Месть (Mest) (1956) † (1957) † К-19 (1961) S-80 (1961) B-37 (1962) † (1962) (1968) † K-27 (1968) † K-8 (1970) † (1973) S-178 (1981) K-429 (1983) K-131 (1984) K-219 (1986) † (1989) † After the fall of the Soviet Union (2000) † K-159 (2003) † The Komsomolets Nuclear Submarine Memorial Society aids the dependents of sailors lost in these disasters. References Submarines of the Russian Navy Russian or Soviet