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A submersible pilot and two biologists sit in black leather chairs and watch video monitors in the dark submersible control room aboard a research ship. The pilot is in the foreground. He has wavy salt-and-pepper hair, is wearing a headset, a black hooded sweatshirt, and gray pants, and is holding a black rubber joystick. The biologist in the center has short blonde hair. She is wearing a headset and a navy-blue jacket. The biologist in the background has short blonde hair. She is wearing glasses and a headset. All three are watching a wall of video monitors on the left side of the frame displaying a video feed and data from the deep sea. A bright red comb jelly swimming in open blue water is displayed on four of the monitors at the center of the wall. A colorful topographic map is displayed on a monitor on the right.
News Brief

12.16.25

MBARI completes first ROV science dives from new flagship research vessel

This month marked a major milestone for MBARI’s new flagship research vessel David Packard. After months of complex work to integrate the remotely operated vehicle (ROV) Doc Ricketts, MBARI’s marine operations team conducted the ship’s first ROV science dives during an expedition with biologists from our education and conservation partner, the Monterey Bay Aquarium.

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An octopus swims in open water. The octopus has a bulbous reddish-pink body with a pale white underside. The octopus is holding a bright red jelly in its arms and swimming away from the camera. The background is dark blue water.
News Brief

12.03.25

MBARI researchers encounter rarely seen deep-sea seven-arm octopus

During a recent research expedition in Monterey Bay, scientists from MBARI’s Biodiversity and Biooptics Team happened upon a rare sight: a seven-arm octopus (Haliphron atlanticus). In nearly four decades of ocean exploration, MBARI has encountered this large deep-sea octopus just four times.

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Animals of the Deep

 Check out some of our most iconic deep-sea creatures, including exclusive footage and information about how each animal thrives in the deep ocean.

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2024 Annual Report

View highlights of our research and technology developments.

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Know Your Ocean

Dive into topics about ocean health and its fascinating features.

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EARTH Curriculum

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Deep Sea Guide

This guide provides easy access to MBARI database of millions of observations of deep-sea animals, seafloor habitats, geological features, and research tools.

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MBARI is a non-profit oceanographic research center, founded in 1987.

MBARI believes disciplined technological innovation can transform our understanding of the ocean and enhance our ability to address the urgent threats it faces.

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