The discovered her on October 10, 2010 and launched repeat expedition in 2012 and 2014 to photograph and map the entire ship. THE USS R-12 was lost June 12th 1943. The production of “Expedition R-12- Discovering Americas Forgotten Submarine” chronicles the subs history and the expedition.
14 U.S. Navy Submarines Discovered
USS Grayback (SS-208) - June 2019 Okinawa, Japan *
USS Robalo (SS-273) - Balabec Straight Philippines
USS Grunion (SS-216) - August 2018 / 2006 Kiska, Alaska *
USS S-28 (SS-133) -September 2017 Honolulu, Hawaii] *
USS S-26 (SS-131) - September 2014 Pacific Panama *
USS R-12 (SS-89) - October 2010 Key West, Florida *
USS Flier (SS-250) - May 2009 Palawan Island
USS Lagarto (SS-371) - May 2006 Gulf of Thailand
USS Wahoo (SS-238) - July 2006 La Peruse Strait, Russia
USS Perch (SS-176) - November 2006 Java Sea
USS Stickleback (SS-415) - August 2019 Honolulu Hawaii**
USS Robalo (SS-273) - May 2019 Philippines
USS Grenadier (SS-210) October 2019 Strait of Malacca Phuket, Thailand
USS S-35 (SS-140) August 2019 Honolulu Hawaii***
* Discovered by Lost 52 Project
** WWII Submarine Lost in Cold War
*** WWII Scuttled Post War
Expedition S-28 has successfully discovered the lost WWII submarine USS S-28. Considered the most important lost ship in the central Pacific, the USS S-28 sank on July 4th 1944 and was discovered, explored and surveyed in 2650 meters (8700 feet) of water off the cost of Oahu, Hawaii. She holds an entombed crew of 49 US sailors.
USS S-35 discovered off of Hawaii helping confirm earlier discovery of the USS S-28.
Expedition S-26 successfully discovered the of a lost US WWII Submarine USS S-26. It is the is the 7th one discovered of the wars 52 missing US Submarines. The USS S-26 was lost a little over a month into the WWII on January 24th 1942 and rests in deep water in the Pacific Ocean off of Panama.