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Photograph of the underside of a gelatinous octopus with a bright yellow bioluminescent ring around her mouth.
slideshow

Bioluminescent Animals Photo Gallery

Bioluminescence is one of the more captivating adaptations that have evolved in...
Thu, 08/18/2011 - 16:24
Colorful fishes throng a reef in the Northwestern Hawaiian Islands.
slideshow

Bizarre and Beautiful Coral Reef Animals

From parrotfish that cover themselves in a blanket of their own mucus to tiny pygmy...
Fri, 12/04/2009 - 14:05
This aptly named fish has two long fangs.
slideshow

Creepy Critters: Marine Life Surfaces for Halloween

Claws, spines, spikes, tentacles, and fangs. Aliens, monsters, and ghostly...
Wed, 10/27/2010 - 13:56
X-ray image of a winghead shark
slideshow

X-Rays of Fish Reveal Diversity

Scientists in the Division of Fishes at the Smithsonian's National Museum of...
Thu, 12/17/2009 - 18:00
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
A Pontoh pygmy seahorse
slideshow

10 Things You Never Knew About Seahorses

  By Lindsay Aylesworth, Project Seahorse The day I stepped into my...
Wed, 01/02/2013 - 12:01
A team of scientists explore the Arctic ocean.
slideshow

Under Arctic Ice

Hidden beneath Arctic ice is a world few have ever seen. Take the icy plunge with a...
Tue, 01/04/2011 - 14:48
Midway Atoll, where these photos were taken, is more than 2,000 miles from the nearest land.
slideshow

Laysan Albatrosses’ Plastic Problem

Laysan albatrosses (Phoebastria immutabilis) are incredible birds. They have a...
Fri, 05/10/2013 - 14:47
A polar bear and its cub in Arctic National Wildlife Refuge, Alaska.
slideshow

Celebrating Marine Moms

The ocean is home to many moms of all shapes and sizes: from charismatic polar...
Wed, 04/24/2013 - 17:29
An 'austral' or southern breeder, Great Shearwaters (Ardenna gravis) migrate from breeding islands far to the south in the Atlantic before traveling to the Northern Atlantic to feed.
slideshow

Migratory Seabirds: A Slideshow

All seabirds spend a significant part of their lives at sea, and many experience...
Mon, 08/12/2013 - 11:41
This shrimp is colored to fit in - probably why they are common members of the seaweed community.
slideshow

A World Adrift: Life in the Sargassum Slideshow

Smithsonian Marine Science Network Postdoctoral Fellow, Seabird McKeon, returns...
Fri, 05/18/2012 - 16:43
a blue larval fish with fanning spines
slideshow

Blackwater Divers Illuminate Sea Life at Night

Blackwater diving is a recreational form of scuba diving that occurs during the...
Wed, 03/31/2021 - 15:54
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