The Pacific Ocean is the largest and deepest ocean basin on Earth, covering more than 155 million square kilometers (60 million square miles) and averaging a depth of 4,000 meters (13,000 feet).

While the Okeanos Explorer is at sea, live video is streamed to shore. This section contains information on how to view the video streaming from the ship and instructions to set up two-way ...

If you’ve enjoyed any classic books or movies that involve sailing on the open ocean, you might have some preconceived notions of what a voyage lasting many weeks would feel like. Maybe you picture ...

Tentative expedition dates, days at sea (DAS), and port locations for 2027 Explorer-in-Training opportunities are listed below. Participants must be available at least 2–3 days before and after the ...

During Dive 07 of the 2026 American Samoa ROV + Mapping Exploration expedition, we observed this large Caulophacus sp. sponge that measured approximately 2 meters (6.5 feet) high and 50 centimeters (1 ...

During Dive 06 of the 2026 American Samoa ROV + Mapping Exploration expedition, the team collected a small piece of a very tall bamboo coral, likely in the genus Bathygorgia. The coral was observed at ...

Develop state-of-the-art machine learning methods for detection of shipwreck sites from multibeam sonar data collected from surface vessels ...

Covering approximately 70% of Earth’s surface, the ocean is the dominant feature on our planet. Yet, what lies at depth, well beneath the ocean’s glimmering surface, remains largely a mystery. Less ...

From October 5 – 26, 2019 the NOAA Office of Ocean Exploration and Research (OER) and NOAA Ship Okeanos Explorer will conduct a telepresence-enabled ocean exploration mapping cruise from North ...

Teachers model and observe deep, cold-water currents around a seamount as part of the Student Investigation: Seamounts and Biological Productivity.

One way that the world’s ocean affects weather and climate is by playing an important role in keeping our planet warm. The majority of radiation from the Sun is absorbed by the ocean, particularly in ...

An acoustic Doppler current profiler, or ADCP, is a device that uses sound waves to measure the speed and direction of currents throughout the water column. Understanding how water in the ocean moves ...