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Highlighted Expeditions

Kermadec Trench Expedition 2014

Kermadec Trench Expedition 2014

April 10 to May 20, 2014
Follow a team of scientists and engineers from seven different research institutions who will use HROV Nereus, a deep-diving remotely operated vehicle, to explore part of the Kermedec Trench, one of the deepest in world.

Oases 2013

Oases 2013

May 30 - June 30, 2013
Hydrothermal exploration of the Mid-Cayman Rise and the world's deepest active vent fields.
Video archive

Mid-Cayman Rise 2009

Mid-Cayman Rise 2009

October 7 - November 6, 2009
Join a renowned team of oceanographers and astrobiologists as they explore one of the deepest points in the Caribbean Sea, searching for life in extreme seafloor environments.

Mariana Trench 2009

Mariana Trench 2009

May 23 - June 6, 2009
A WHOI-led team aboard the research vessel Kilo Moana conducted a series of sea trials with the newly-built Hybrid Remotely Operated Vehicle (HROV) Nereus, taking the vehicle to ever-greater depths from 1,000m to 4,000m, then 8,000m and ultimately, on May 31, 2009, to 10,902 m.