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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

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

A diver clears the bottom of a cargo ship of specimens.

Personal Perspectives

Unearthing Information About Invasives From the Bottom of a Cargo Ship

I am once again leaving my familiar world behind and descending into the abyss...

February 2015

Positioned in front of a natural oil seep, this video camera is capturing images of the black oil bubbling up from beneath the sea floor. A light mounted to the frame helps see what is happening in the dark on the sea floor.

Personal Perspectives

How Oil Feeds the Deep Sea

There can be catastrophic results when a large amount of oil is spilled into the...

November 2014

An Atlantic wolffish hiding on Cashes Ledge off the New England coast.

Personal Perspectives

Exploring a Unique Biodiversity Hotspot In the Gulf of Maine

Cashes Ledge is a wild, special place in the heart of the Gulf of Maine. This...

November 2014

"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

This queen parrotfish scrapes algae from Caribbean reefs with its parrot-like beak.

Personal Perspectives

From Despair to Repair: Protecting Parrotfish Can Help Bring Back Caribbean Coral Reefs

Reef biologists over a certain age are haunted by memories of what glorious places...

July 2014

Personal Perspectives

Ocean Sampling Day – Taking the Pulse of the World’s Oceans

If you are a bird watcher you have probably heard of the Christmas Bird Count. The...

June 2014

In 2011, storms and lack of ice-cover due to a warmer winter climate resulted in hundreds of seal pups being washed up on the shore of Prince Edward Island. Like many, this young seal faced an uncertain future. See more Nature's Best Photos.

Personal Perspectives

Ice-Loving Seals and the Loss of Sea Ice

The threat that climate change poses to polar bears has received a lot of...

September 2013

Brian Skerry sits on a 20 foot high underwater tripod to photograph the Aquarius Habitat off Florida.

Personal Perspectives

Portraits of Planet Ocean – Behind The Photographs

As an assignment photographer, I sometimes feel as though I am living in a vacuum,...

September 2013

The ribbon worm seen here, Ramphogordius sanguineus, is known to regenerate after losing a part of its body.

Personal Perspectives

Ribbon Worm Redux

Even on an early winter morning, it was sunny and warm in southern Florida. This...

July 2013

Convict surgeonfish are the roaming sheep of the reef but, instead of noshing on grass, they feed on algae.

Personal Perspectives

Helpful Herbivores

When snorkeling in the Kahekili Herbivore Fisheries Management Area (KHFMA) in West...

June 2013

Smithsonian Ocean

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Deep-sea octocorals: An ecosystem of their own

The Discovery of Two Extreme Sea Stars

Unearthing Information About Invasives From the Bottom of a Cargo Ship

How Oil Feeds the Deep Sea

Exploring a Unique Biodiversity Hotspot In the Gulf of Maine

Sequencing at Sea: Studying Small Things Using Big Equipment

From Despair to Repair: Protecting Parrotfish Can Help Bring Back Caribbean Coral Reefs

Ocean Sampling Day – Taking the Pulse of the World’s Oceans

Ice-Loving Seals and the Loss of Sea Ice

Portraits of Planet Ocean – Behind The Photographs

Ribbon Worm Redux

Helpful Herbivores

Smithsonian Ocean

Filter

Content type

Article Type

Topics

Tags

Deep-sea octocorals: An ecosystem of their own

The Discovery of Two Extreme Sea Stars

Unearthing Information About Invasives From the Bottom of a Cargo Ship

How Oil Feeds the Deep Sea

Exploring a Unique Biodiversity Hotspot In the Gulf of Maine

Sequencing at Sea: Studying Small Things Using Big Equipment

From Despair to Repair: Protecting Parrotfish Can Help Bring Back Caribbean Coral Reefs

Ocean Sampling Day – Taking the Pulse of the World’s Oceans

Ice-Loving Seals and the Loss of Sea Ice

Portraits of Planet Ocean – Behind The Photographs

Ribbon Worm Redux

Helpful Herbivores

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