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Have you ever seen a creature so unusual? This fish (22 cm long) is called a sea toad and studying them requires luck and the opportunity to descend into the deep waters where they...
Can painted wooden fish on a schoolyard fence change human behavior and help...
Extinction is a real possibility for three species of tunas. That’s one of the...
Starksia blennies, small coral reef fish with elongated bodies, have been well-...

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Starksia blennies, small fish with elongated bodies, generally native to shallow to moderately deep rock and coral reefs in the western Atlantic and eastern Pacific oceans, have been well-studied for more than 100 years. It would...
Follow a journey with satellite tags placed on bull sharks and tarpon. Both...
When most people think of catfish, they think of a freshwater fish. But the...

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Scientists in the Division of Fishes at the Smithsonian's National Museum of Natural History use X-ray imaging to study the...

The Ocean Blog

Two bright orange anemonefish ( Amphiprion ocellaris ) poke their heads between anemone tentacles. Anemonefish are able to swim amongst the stinging tentacles without getting stung — but no one knows...
Worldwide, fisheries touch our lives in countless ways. If well maintained, they can feed millions of people, generate jobs and income, help maintain long-standing community and cultural traditions,...
Find out more about the field of ichthyology and the vast collection of fishes at the Smithsonian's National Museum of Natural History --the largest in the world! Find out how these collections were...
All over the world, people have been witnessing gigantic blooms of tens of thousands of jellyfish where once there were only a few. Fishers find them clogging their nets and costing them dearly. In...
Scientists describe the amazing bioluminescent creatures they encounter as they descend into the deep--siphonophores, ctenophores, and viperfish--in this Smithsonian/History Channel "Deep Ocean...
The waters of New Guinea teemed with exotic fishes and crabs, which were faithfully depicted by William Dampier’s artist. When Dampier’s book A Voyage to New Holland was published in 1703,...
This shadowy fish, Trematomus bernacchii , is well adapted to the ice-cold water of the Antarctic: its blood comes equipped with natural antifreeze. This is a necessary adaptation because the...
Studies along the Northwest Atlantic Ocean shelf break- the transition from continental shelf to slope- by researchers from Woods Hole Oceanographic Institution and Rutgers University are revealing...
The long toothy rostrum or “saw” gives sawfish their common name. They use the saw to dig in the sand for crustaceans or to attack prey by vigorously slashing from side to side. This smalltooth...
The pearly razorfish’s name may be slightly misleading since it is neither as rare as a pearl nor as dangerous as a razor. It is a common fish that tends to live in clear shallow areas near seagrass...
The robust oval, spine covered body of a long-spined porcupine fish ( Diodon holocanthus ) is revealed in this X-ray image. To ward off predators, a porcupinefish inflates its body by pumping water...
From parrotfish that cover themselves in a blanket of their own mucus to tiny pygmy sea horses, there are some bizarre sea creatures that live in coral reefs . In this slideshow you can explore some...
Since the dawn of seafaring, humankind has had to deal with the pesky creatures that settle on ships—seaweeds, barnacles, and others that take advantage of the empty real estate provided by a clean...
This aptly named fish ( Anoplogaster cornuta ) has long, menacing fangs, but the adult fish is small, reaching only about 6 inches (17 cm) in length. It's teeth are the largest in the ocean in...
Scientists in the Division of Fishes at the Smithsonian's National Museum of Natural History use X-ray imaging to study the complex bone structure and diversity of fish. This image gallery showcases...
Editor's Note: See more information and details about the organisms displayed in the slideshow here . Researchers who come to Curaçao to take part in DROP ( Deep Reef Observation Project ) aren’t...
You never know where following your passions can take you. I came to the Smithsonian's National Museum of Natural History (NMNH) two years ago as a research intern after graduating with a Bachelor’s...
Just like other seahorse species, male weedy sea dragons are the ones to get 'pregnant' and give birth to the babies. To show he is ready to hold eggs, the male wrinkles part of his tail. On this...
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