22 OCTOBER 2013
Crew with the research submersible Shinkai 6500 on board the Yokosuka vessel. Nuku‘alofa, Tonga. 22 October, 2013
The first exploration of the Tonga Trench by a deep sea submersible vehicle was completed by Japanese researchers from October 7-20.
Scientists hope to understand and document the environmental conditions and living species that exists in the second deepest point in the world's oceans.
Click here to read more: http://matangitonga.to/2013/10/22/tonga-trench-surveyed-japan
Source: Matangi Tonga