All images in this publication are
copyright Ocean Exploration Trust
unless otherwise indicated
Contents
Introduction .......................................................................................................................................................................................................................................... 1
Technology ............................................................................................................................................................................................................................................2
E/V Nautilus’s Two-Body ROV System ..................................................................................................................................................................10
Collaborating for Ocean Stewardship: Examples of OET Partnerships in 2022...........................................................12
The Ocean Exploration Cooperative Institute ................................................................................................................................................15
Inner Space Center: Telepresence Support for E/V Nautilus in 2022 ......................................................................................16
Reaching the World through Ocean Exploration and Education .................................................................................................18
2022 E/V Nautilus Field Season Overview .........................................................................................................................................................22
Building the Foundation for Deep-Sea Exploration in the Central Pacific:
E/V Nautilus Seafloor Mapping in 2022 .................................................................................................................................................................26
Exploration of the Pacific Remote Islands Marine National Monument:
Kingman Reef, Palmyra Atoll, and Seamounts of the Surrounding US EEZ ....................................................................28
Lu‘uaeaahikiikekumu: Ancient Seamounts of Lili‘uokalani Ridge .............................................................................................30
Exploration of Deep Seamount Biology and Geology: The Johnston Atoll Unit
of the Pacific Remote Island Marine National Monument ..................................................................................................................32
Mesobot Operations from E/V Nautilus ................................................................................................................................................................34
DriX Operations from E/V Nautilus ............................................................................................................................................................................36
Nereid Under Ice Operations from E/V Nautilus ...........................................................................................................................................38
From Shore to the Abyss: Exploration of Marine Mammal Communication, Shark Communities,
Maritime Heritage, and Microplastic Pollution in the Main Hawaiian Islands ................................................................40
Data System Upgrades on E/V Nautilus ..............................................................................................................................................................42
Recent Upgrades to E/V Nautilus’s Video Products ................................................................................................................................44
Ocean Exploration Trust Deploys Sofar Ocean’s Smart Buoys in the Pacific
to Fill Gaps in Marine Weather Data .........................................................................................................................................................................45
Providing a Foundation for Follow-On Investigations: Sample Archives at the
Museum of Comparative Zoology and the Marine Geological Samples Laboratory ...............................................46
2022 Science Publications from E/V Nautilus Expeditions ...............................................................................................................48
What is Next ......................................................................................................................................................................................................................................50
Authors ..................................................................................................................................................................................................................................................52
Acknowledgments ......................................................................................................................................................................................................................53