Midget submarine
submarine under 150 tons
CA-class midget submarine
Manta
Japanese midget submarine Ha. 62-76
Hai
Cosmos CE2F series
X-class submarine
SEAL Delivery Vehicle
Losos-class submarine
USS X-1
Stickleback-class submarine
Hecht
Una-class midget submarine
Marder
Advanced SEAL Delivery System
Type 202 submarine
Cosmos-class submarine
V-80
HA. 19
Biber
Omer
Yugo-class midget submarine
human torpedo