Exploring beneath the ocean floor.

The JR is a seagoing research vessel that drills core samples and collects measurements from under the ocean floor, giving scientists a glimpse into Earth’s development.

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Now At Sea

June 04, 2014 - July 30, 2014

Expedition 351 (IBM Arc Origins) sailed from Yokohama, Japan the week of May 30, 2014, with co-chief scientists Richard Arculus (Australian National University) and Osamu Ishizuka (Geological Survey of Japan) leading the science team . This expedition is drilling even further to the west then in Expedition 350, in the Amami Sankaku Basin, to understand what the oceanic crust looked like before IBM subduction began in the middle Eocene.

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EoE – End of Expedition

We are almost there. Today we finished logging of Hole F that was dedicated for the purpose of logging only. More than 700m deep. We ran the Triple-Combo during the night and this morning the VSI. The VSI has to be operated during daylight hours because it seismically images the borehole using shockwaves.

A.Bogus Voyage

After the "Raccophoon"- Pictured is a baby raccoon dog, much less threatening than the storm of its namesake.