Anarko on Nostr: Yes, multiple submersibles have been to Lake Baikal, including the Mir-1 and Mir-2, ...
Yes, multiple submersibles have been to Lake Baikal, including the Mir-1 and Mir-2, and a Pisces submersible.
Explanation
In July 2008, the Mir-1 and Mir-2 submersibles descended to a depth of 1,580 meters (5,223 ft) to the bottom of Lake Baikal. The submersibles were used to conduct geological and biological tests.
In 1990, Anatoly Sagalevich descended to a depth of 1,637 meters (5,371 ft) in Lake Baikal in a Pisces submersible, setting the record for the deepest freshwater dive.
Russian president Vladimir Putin also descended to the lake floor in the Mir submersible in 2009.
James Cameron also dived beneath Lake Baikal.
Lake Baikal is the world's deepest freshwater lake and is located in Siberia, Russia.
https://www.themoscowtimes.com/2008/07/29/2-submarines-reach-bottom-of-lake-baikal-a45529
Explanation
In July 2008, the Mir-1 and Mir-2 submersibles descended to a depth of 1,580 meters (5,223 ft) to the bottom of Lake Baikal. The submersibles were used to conduct geological and biological tests.
In 1990, Anatoly Sagalevich descended to a depth of 1,637 meters (5,371 ft) in Lake Baikal in a Pisces submersible, setting the record for the deepest freshwater dive.
Russian president Vladimir Putin also descended to the lake floor in the Mir submersible in 2009.
James Cameron also dived beneath Lake Baikal.
Lake Baikal is the world's deepest freshwater lake and is located in Siberia, Russia.
https://www.themoscowtimes.com/2008/07/29/2-submarines-reach-bottom-of-lake-baikal-a45529