Exploring the ocean for national benefit

NOAA Ocean Exploration is the only federal program dedicated to exploring the unknown ocean, unlocking its potential through scientific discovery, technological advancements, partnerships, data delivery, and education.

Learn About Ocean Exploration

Dive into ocean exploration by exploring materials such as stories, ocean facts, and images and videos, organized by topic for learners of all ages and levels.

In the Field: 2026

NOAA Ocean Exploration works with partners to explore previously unknown areas of our ocean, making discoveries of scientific, economic, and cultural value and supporting innovations in exploration tools and capabilities. In 2026, we will lead and support expeditions and fieldwork in the Pacific Ocean, Caribbean Sea, and Lake Michigan.

Featured 2025 Statistics
339,864 Square Kilometers of Seafloor Mapped
120+ Days at Sea on NOAA Ship Okeanos Explorer
3.2 Million Website Views
600+ Educators Trained
NOAA Ship Okeanos Explorer in port in Honolulu, Hawai‘i,

Status: NOAA Ship Okeanos Explorer — At Sea

From August 20 to September 17, NOAA Ocean Exploration and partners will conduct the 2026 American Samoa ROV + Mapping Exploration expedition on NOAA Ship Okeanos Explorer to explore deep waters in and around American Samoa. This expedition will include remotely operated vehicle dives to explore the seafloor and water column, overnight mapping operations, and continuous shore-side participation via telepresence technology.

A robotic manipulator arm pours water from one clear plastic drinking glass into another on a stand to demonstrate dexterity.

Featured Favorite

It takes great skill to operate a manipulator arm on a remotely operated vehicle (ROV). With the ROVs on deck, pilots can hone their skills with everyday objects like glasses as shown here during the 2021 North Atlantic Stepping Stones expedition.