ALVIN (DSV-2) is still currently on loan from the U.S. Navy to the Woods Hole Oceanographic Institute. While its sphere has been refurbished, there are plans to replace it, though with the current budget crunch, that won't likely be anytime soon.
DSV Alvin happened in 1968.
1200
The DSV Alvin submersible is operated in the deepest part of the oceans such as the Marianas Trench ; see related link below .
Yes - Alvin (DSV-2) is completely battery powered when performing deep ocean operations, when released from its tender.
The Yeti Crab was first viewed by marine biologists using ALVIN (DSV-2) to explore hydrothermal vents along the Antarctic-Pacific border, south of Easter Island. During one dive, French marine biologist Michel Segonzac noticed the crab and asked ALVIN's pilots to collect a specimen for return to the surface.
The DSV Alvin was developed long before the Titanic wreck. It was commissioned back in 1964, and to date has made over 4,400 dives. It was specifically designed for deep sea exploration, and can house the pilot and two passengers. Its use when it explored the Titanic has given it notoriety.
JASON is not a DSV; it is an ROV (Remotely Operated Vehicle) that is deployed and controlled by tether from a stable support vessel on the ocean surface. It is still used by Woods Hole Oceanographic Institute.
Alvin is 44 and Benjamin is 11.
The towed underewater sled that photograhed Titanic for the first time was Angus. The first submersible to dive on Titanic was the Alvin, originally named for famous explorer Al Vine, but joking named for Alvin the Chipmunk due to its small size and cramped quarters.
DSV Posen was created in 191.
DSV Road was created in 1976.
DSV Leoben was created in 1928.