| 
      
        | 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 |  |