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A bloom of algae from up above
Article

What Exactly Is a Red Tide?

Drifting throughout the ocean, invisible to the naked eye, are innumerable...
August 2018
The Peninsula Valdes in Argentina was inscribed on the World Heritage List in 1999. The site is home to important breeding populations of the endangered southern right whale (Eubalaena australis), southern elephant seal (Mirounga leonina), and southern sea
slideshow

Marine World Heritage Photo Gallery

Marine World Heritage is a prestigious list of 43 marine ecosystems and...
Tue, 11/09/2010 - 11:54
Small red hyperiid.
slideshow

The Hyper Eyes of Hyperiids: How Some Shrimp-Like Creatures See Light in the Deep Sea

Hyperiid amphipods are small crustaceans related to sand fleas and distantly...
Tue, 08/19/2014 - 10:47
Horizontal bands of color represent different species of lichen that have adapted to the conditions at different heights above sea level.
Article

Seaside Lichens

Very few plant species can survive close to the ocean, where pounding surf fills...
August 2015
Forams are tiny single-celled organisms.
slideshow

Foraminifera

Microscopic, single-celled organisms called foraminifera have a fossil record that...
Thu, 03/25/2010 - 16:23
Relatively slow moving, juvenile plane-head filefish Monacanthus hispidus (Monacanthidae) travel along with the algae. They pick off and eat small animals as they move around in the rotating sargassum ball. Adult filefish only grow to be about 11
Personal Perspectives

A World Adrift: Life in the Sargassum

The open ocean is surprisingly barren to the naked eye. Every now and again you...
May 2012
An adult and juvenile killer whale frolic in the water.
Personal Perspectives

Menopausal Moms: A Mammal Mystery

In honor of Mother's Day, the Citizens of the Sea blog salutes ocean-going mothers...
May 2011
A coral has just spawned. Each of the hundreds of polyps releases a small pink bundle of sperm and eggs.
Personal Perspectives

A Tale of Sex and Stress in the Ocean

Welcome to Citizens of the Sea, a new blog series where ocean life comes to life....
October 2010
Cartoon t-shirts with got plankton.
Article

The Cloud Factories that Live in the Sea

Dimethylsulfoniopropionate. A jumble of syllables akin to a complicated...
March 2018
A beaked whale at the ocean's surface
Article

Seeing with Sound: Acoustic monitoring of beaked whales

When compared to dolphins and large baleen whales, beaked whales lose a bit of the...
November 2017
The shell of a sea slug

A Microscopic Identity Crisis

Using DNA to identify larval species in the Gulf Stream Unseen by the human eye,...
August 2017
An arrow-worm from the genus Spadella. Alvariño discovered and classified the species Spadella gaetanoi in 1978.

Ángeles Alvariño: Woman of Many Namesakes

Latin names of species may seem boring—a litany of extra-long names in a dead...
August 2017

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  • Ocean Life
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    • Census of Marine Life
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