

Thirty-one crew members escaped the British submarine HMS Poseidon when it sank off the coast of China in 1931, while 25 were trapped inside.
Synopsis
Thirty-one crew members escaped the British submarine HMS Poseidon when it sank off the coast of China in 1931, while 25 were trapped inside.
Synopsis
Beijing-based author and scuba instructor Steven Schwankert spent six years investigating the British submarine HMS Poseidon, which sank off the coast of China on June 9, 1931. After a collision with a cargo ship, 31 crew members escaped, while 25 remained trapped inside. Schwankert discovered that a Chinese salvage team recovered the submarine in 1972. The film recounts his research and the submarine's history, including the escape of five crew members using early scuba technology.
Deep Dive
Why Watch
- Follow Steven Schwankert's six-year investigation.
- See the locations of the submarine's wreck and salvage.
- Meet the crew who escaped using early scuba technology.
Did You Know
- HMS Poseidon sank on June 9, 1931, after a collision.
- Thirty-one crew members escaped into the water, but 25 were trapped.
- The submarine was salvaged by a Chinese team in 1972.
- The film premiered at the Hoboken International Film Festival on June 3, 2013.
- Five crew members escaped using the Davis Submerged Escape Apparatus.
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Frequently Asked Questions
What year did the HMS Poseidon sink?
The HMS Poseidon sank on 9 June 1931.
Who discovered that the HMS Poseidon had been salvaged?
American author and scuba diver Steven Schwankert discovered that the HMS Poseidon had been salvaged by a Chinese salvage team in 1972.
What was the duration of The Poseidon Project documentary?
The Poseidon Project has a duration of 82 minutes.
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