Vehicle Years Diving Depth (ft) Crew plus Pass. Endurance & Tether Mission Highlights
Bathysphere 1930-1949 4,500 2 Surface Ship Cable Animal & Plant Photography
Trieste & Trieste II 1957-1980 35,760 2 Float Cable Mariana Trench; Thresher Exploration
Alvin DSV-2 1964- 21,300 3 72-hr Submersible 4,400 Dives Titanic Exploration
Nereus 2006- 35,994 0 10-hr; Ultra Light Cable Mariana Trench
Mystic DSRV-1 1970-2008 5,000 28 Air Trans Submarine Rescue
Deep Sub NR-1 1969-2008 3,000 13 25-day Nu-clear Power Recovery of Objects
MIR-1 & MIR-2 1989- 20,000 3 3-day Submarine North Pole Sea Bed Flag Planting
Table 1: Selected diving vehicles.