Geological, biological, and water samples collected via tools such as remotely operated and autonomous underwater vehicles and box cores and made publicly available for further analyses In situ ...

When considering which deep-sea creature has the biggest teeth, the answer depends on what you mean by “biggest!” The fangtooth Anoplogaster cornuta has the biggest teeth of any ocean animal compared ...

Explore and document a collection of nationally significant shipwrecks in the deep waters (130-480 feet) of Lake Michigan’s Wisconsin Shipwreck Coast National Marine Sanctuary In the summers of 2025 ...

The stories that emerge from material culture left behind by our predecessors span time and geography. Dugout canoes built from single trees and excavated out of river banks tell the stories of ...

Amid a smattering of white sponges, this smooth, gold, dome-shaped specimen, a little over 10 centimeters (4 inches) in diameter, was tightly adhered to a rock. A small hole or tear near its base ...

Ocean exploration is vital for mapping and characterizing geologic features and biologic communities in the ocean, some of which have not been previously described. However, the impacts of ocean ...

A sub-bottom profiler is a type of sonar system – a geophysical survey tool that uses sound to map beneath the seafloor. Low-frequency pulses of sound are aimed toward the seafloor, where some pulses ...

From May through September 2023, NOAA and partners conducted a series of telepresence-enabled ocean exploration expeditions on NOAA Ship Okeanos Explorer to improve knowledge about unexplored and ...

Oxygen minimum zones are persistent layers in the water column that have low oxygen concentration due to biological, chemical, and physical processes. As oceans warm, oxygen minimum zones increase in ...

The deep scattering layer (or DSL) is a region in the water column where there is a high density of marine organisms that reflect sound. During World War II, technicians using the then newly invented ...

During Dive 04 of the second Voyage to the Ridge 2022 expedition, we observed several sublinear sets of holes in the sediment on the seafloor at a depth of approximately 2,540 meters (1.6 miles).