What was Operation Sandblast?

25 April 1960 – First submerged circumnavigation of the Earth was completed by a Triton submarine. Operation Sandblast was the code name for the first submerged circumnavigation of the world executed by the United States Navy nuclear-powered radar picket submarine USS Triton (SSRN-586) in 1960 while under the command of Captain Edward L. Beach, USN.… Read More


70th Anniversary of the PLA Navy

This year marks the 70th anniversary of the founding of the People’s Republic of China and, today, 23 April 2019 is the 70th founding anniversary of the PLA Navy. In recent decades, China has undertaken a series of reforms to modernise its military. It has boosted its submarine force over the last 20 years, building… Read More

Mistakes & Fears…

“The greatest mistake you can make in this life is to be continually fearing you will make one.” Elbert Hubbard (1856 to 1915) Elbert Green Hubbard was an American writer, publisher, artist, and philosopher. Elbert and his second wife, Alice Moore Hubbard, died aboard the RMS Lusitania when it was sunk by a German submarine… Read More

Royal Navy Recruitment Statistics for Submariner Roles (2011-2012)

In the training year 2011/12 there were 723 applications for Royal Navy Ratings Submarine roles. Of these applications: 28% were rejected: 4% for failing eligibility criteria; 15% for failing the RT psychometric test; 1 % at interview; 1 % for fitness; and 7% for medical reasons. 25% voluntarily withdrew their application. 25% went on to enter… Read More

Decompressing Recompression Chamber Attendants: Oxygen vs Air Breathing

Research Paper Title Decompressing recompression chamber attendants during Australian submarine rescue operations. Background Inside chamber attendants rescuing survivors from a pressurised, distressed submarine may themselves accumulate a decompression obligation which may exceed the limits of Defense and Civil Institute of Environmental Medicine tables presently used by the Royal Australian Navy. This study assessed the probability… Read More

China & the World’s Most Sensitive Submarine Detector … Almost!

“COULD China soon have the world’s most sensitive submarine detector? On 21 June, the Chinese Academy of Sciences hailed a breakthrough – a major upgrade to a kind of quantum device that measures magnetic fields. Then the announcement vanished, after a Hong Kong newspaper pointed out the potential military implications: the invention could help China lock down the South China… Read More

Free Non-mandatory Influenza Vaccination Rates among Korean Submariners

Research Paper Title Factors associated with vaccination status among Korean submariners who are eligible for free non-mandatory influenza vaccination. Background Submarine crews live in a confined setting and are vulnerable to influenza. Thus, it would be useful to identify factors that are associated with influenza vaccination. In this study, the researchers investigated the influenza vaccination… Read More