National Oceanic and
Atmospheric Administration
United States Department of Commerce

Expedition to Axial Seamount

Axial Seamount and potential new lava flow location

3D view of Axial Seamount's caldera and the 2015 lava flow on the north rift zone.

September 01, 2015

The 2015 expedition to Axial Seamount was August 15-29 aboard the R/V Thompson.  The cruise successfully conducted operations with the underwater vehicles ROV Jason and AUV Sentry.  The big excitement this year was exploring the April-May 2015 Axial Seamount eruption and conducting extensive exploration, mapping, and sampling of the new lava flows.  Explore the results of  the expedition with the Axial 2015 blog (

More information:
Axial Seamount’s 2015 eruption: