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Octocorals dominated the seafloor on Chris Mah's Okeanos mission to Johnston Atoll in the remote Pacific Ocean.
Personal Perspectives

Deep-sea octocorals: An ecosystem of their own

The deep-sea is a vast part of the world’s ocean. Even today, it often surprises...
October 2017
A submersible explores the deep reefs off of Curacao in the Caribbean.
Personal Perspectives

Keeping Exploration Alive With Manned Submersibles

The Ocean Portal was lucky enough to join the Deep Reef Observation Project team in...
October 2015
Two new species of sea stars were discovered in the deep sea: Paulasterias tyleri (on the left) in a North Pacific hydrothermal vent community, and Paulasterias mcclaini (on the right) in the deep sea off the coast of Antarctica.
Personal Perspectives

The Discovery of Two Extreme Sea Stars

Recently, Smithsonian National Museum of Natural History researcher Chris Mah and...
May 2015
"Barely a room onboard escaped being turned into a part of the sequencing laboratory," wrote Rob Edwards in a blog post about doing genomic sequencing at sea.
Personal Perspectives

Sequencing at Sea: Studying Small Things Using Big Equipment

Microbes are some of the most important organisms in the sea. These miniscule...
August 2014
A tusk shell hermit crab peeks out of his shell.
Personal Perspectives

Uncovering Biodiversity Before It Disappears

Editor's Note: See more information and details about the organisms displayed in...
August 2012
The Autonomous Reef Monitoring Structure was developed to help scientists study coral reef diversity and have now been adopted broadly to study diversity around the world.
Personal Perspectives

Uncovering Biodiversity… with ARMS and a Submarine Claw

If there had been room to stand up, there would have been a standing ovation. As it...
August 2012
The Curasub departs for a deep sea dive, up to 1,000 feet off the island of Curaçao, where this sub is located.
Personal Perspectives

A Voyage of Discovery to Inner Space

The Mars rover Curiosity is sending images back home: glimpses of another world...
August 2012
Dive through the zones of the ocean to the deep ocean bottom where many strange species live, and there are many yet to be discovered. Explore them in the Deep Ocean Exploration section.
Personal Perspectives

What We DON'T Know About the Deep Sea

Imagine: You’re in a small submersible, and you gently settle on the soft muddy...
July 2012
Nine small invertebrates held on two fingers.
Personal Perspectives

On Biodiversity: Understanding its Meaning and Importance

The ocean is home to a phenomenal diversity of marine organisms. They have evolved...
August 2011
Two scientists peer out into the ocean from inside the Curasub, a 5-person submersible
Personal Perspectives

Diving for Crabs in the Deep Sea

Last week, Smithsonian research zoologists Dr. Jerry Harasewych and Dr. Martha...
July 2011
A photo of a sea toad specimen.
Personal Perspectives

A Sub and a Sea Toad

Have you ever seen a creature so unusual?  This fish (22 cm long) is called a...
July 2011
A submersible explores the deep reefs off of Curacao in the Caribbean.
Personal Perspectives

Summer in a Sub: DROP Down to Discovery

You never know where following your passions can take you. I came to the...
July 2011

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